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eLibrary >
15/30304561 DC BS EN 62282-3-400. Fuel cell technologies. Part 3-400. Stationary fuel cell power systems. Small stationary fuel cell power system with combined heat and power output >
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15/30304561 DC BS EN 62282-3-400. Fuel cell technologies. Part 3-400. Stationary fuel cell power systems. Small stationary fuel cell power system with combined heat and power output, 2015
- 105_541e_CDV (3).pdf [Go to Page]
- Foreword
- 1 Scope
- 2 Normative References
- 3 Terms and definitions and symbols
- 4 Appliance classification [Go to Page]
- 4.1 Gases/Categories
- 4.2 Mode of air supply and evacuation of combustion products
- 4.3 Maximum water side operating pressure
- 4.4 Expansion system
- 4.5 Output power characteristic
- 5 Safety Requirements and Protective Measures [Go to Page]
- 5.1 General safety strategy
- 5.2 Construction Requirements for Safety [Go to Page]
- 5.2.1 General
- 5.2.2 Use and servicing [Go to Page]
- 5.2.2.1 General
- 5.2.2.2 Conversion to different gases
- 5.2.3 Connections to the supply systems [Go to Page]
- 5.2.3.1 Connection to the gas and water pipes [Go to Page]
- 5.2.3.1.1 General
- 5.2.3.1.2 Connection to the gas pipe
- 5.2.3.1.3 Connection to the water pipes [Go to Page]
- 5.2.3.1.3.1 General
- 5.2.3.1.3.2 For the heating circuit
- 5.2.3.1.3.3 For process water (if applicable)
- 5.2.3.1.3.4 Drainage
- 5.2.3.2 Connection to the combustion air and flue duct system (if any) [Go to Page]
- 5.2.3.2.1 Air supply and combustion products evacuation ducts
- 5.2.3.2.2 Duct terminal
- 5.2.3.2.3 Duct terminal guard
- 5.2.3.2.4 Fitting piece
- 5.2.3.3 Connection to the condensing discharge pipe system
- 5.2.3.4 Connection to the electrical supply system
- 5.2.4 Soundness [Go to Page]
- 5.2.4.1 General
- 5.2.4.2 Soundness of the gas circuits
- 5.2.4.3 Soundness of the combustion circuit
- 5.2.4.4 Soundness of the water circuits
- 5.2.5 Material [Go to Page]
- 5.2.5.1 General
- 5.2.5.2 Thermal insulation
- 5.2.6 Electrical safety
- 5.2.7 Subsystems and safety related Control functions [Go to Page]
- 5.2.7.1 Circuit conveying combustible gases [Go to Page]
- 5.2.7.1.1 General
- 5.2.7.1.2 Composition of the gas circuit
- 5.2.7.1.3 Gas circuit downstream of the safety shut-off valve
- 5.2.7.1.4 Process gas circuit
- 5.2.7.1.5 Purge circuit (if any)
- 5.2.7.1.6 Burners (including catalytic burners) and its control systems [Go to Page]
- 5.2.7.1.6.1 Burners
- 5.2.7.1.6.2 Automatic burner control system
- 5.2.7.1.6.3 Gas/air ratio controls
- 5.2.7.1.7 Supply of air and evacuation of combustion products
- 5.2.7.1.8 Requirements for a fan incorporated in a small fuel cell CHP appliance
- 5.2.7.1.9 Air proving
- 5.2.7.1.10 Separate combustion products evacuation duct [Go to Page]
- 5.2.7.1.10.1 Stability under mechanical loading
- 5.2.7.1.10.2 Stability under exposure to heat
- 5.2.7.1.10.3 Corrosion resistance
- 5.2.7.1.10.4 Resistance to condensate and moisture under normal operating conditions
- 5.2.7.1.11 Common flue evacuation duct
- 5.2.7.1.12 Removal of condensate
- 5.2.7.2 Checking the state of operation
- 5.2.7.2.1 General
- 5.2.7.2.2 State of operation of the stationary fuel cell power system used as a CHP generator
- 5.2.7.2.3 State of operation of the supplementary heat generator
- 5.2.7.3 Requirements for adjusting, control and safety devices (if applicable) [Go to Page]
- 5.2.7.3.1 General
- 5.2.7.3.2 Adjusters
- 5.2.7.3.3 Thermostats and water temperature limiting devices [Go to Page]
- 5.2.7.3.3.1 General
- 5.2.7.3.3.2 Small fuel cell CHP appliance intended exclusively for central heating systems with an open expansion vessel
- 5.2.7.3.4 Small fuel cell CHP appliance intended for central heating systems with open or sealed expansion vessels [Go to Page]
- 5.2.7.3.4.1 Small fuel cell CHP appliance with electromechanical controls
- 5.2.7.3.4.2 Small fuel cell CHP appliance with electronic controls
- 5.2.7.3.5 Protection against over-pressure
- 5.2.7.3.6 Remote control functions
- 5.3 Operational requirements for safety [Go to Page]
- 5.3.1 General requirements
- 5.3.2 Soundness [Go to Page]
- 5.3.2.1 Soundness of the gas circuits
- 5.3.2.1.1 General
- 5.3.2.1.2 Prevention against fire and explosion hazards arising from the supply gas circuit
- 5.3.2.1.3 Prevention against fire and explosion hazards in fuel cell power systems provided with cabinets
- 5.3.2.1.3.1 General
- 5.3.2.1.3.2 Soundness of parts according ISO 23550 and the like
- 5.3.2.2 Soundness of the combustion circuit [Go to Page]
- 5.3.2.2.1 General
- 5.3.2.2.2 Air supply and combustion product circuit type C small fuel cell CHP appliance [Go to Page]
- 5.3.2.2.2.1 General requirements
- 5.3.2.2.2.2 Combustion products evacuation duct for small fuel cell CHP appliances with indirect air proving
- 5.3.2.2.2.3 Separate duct for evacuation of combustion products
- 5.3.2.2.2.4 Air supply duct as separate or part of a concentric duct
- 5.3.2.2.3 Soundness of the combustion product circuit of type B [Go to Page]
- 5.3.2.2.3.1 General requirements
- 5.3.2.2.3.2 Type B2 and Type B5 small fuel cell CHP appliances
- 5.3.2.2.3.3 Type B3 small fuel cell CHP appliance
- 5.3.2.2.3.4 Combustion products evacuation ducts of Type B5 small fuel cell CHP appliance
- 5.3.2.2.4 Type A small fuel cell CHP appliance
- 5.3.2.3 Soundness of the heating water circuit
- 5.3.2.4 Soundness of the internal cooling circuit (if applicable)
- 5.3.3 Safety of operation (temperature / limit gas) [Go to Page]
- 5.3.3.1 Limiting temperatures
- 5.3.3.1.1 General test setup [Go to Page]
- 5.3.3.1.2 Limiting temperatures of components, wiring, materials and surfaces, adjusting, control and safety devices
- 5.3.3.1.3 Limiting temperatures of the side walls, the front and the top
- 5.3.3.1.4 Limiting temperature of the test panels and the floor
- 5.3.3.1.5 External temperature of the ducts
- 5.3.3.2 Thermostats and temperature limiting devices [Go to Page]
- 5.3.3.2.1 General
- 5.3.3.2.2 Water control thermostats [Go to Page]
- 5.3.3.2.2.1 Accuracy of adjustment
- 5.3.3.2.2.2 Endurance
- 5.3.3.2.3 Water temperature limiting devices [Go to Page]
- 5.3.3.2.3.1 Inadequate water circulation (if applicable)
- 5.3.3.2.3.2 Overheating
- 5.3.3.2.3.3 Endurance [Go to Page]
- 5.3.3.2.3.3.1 Limit thermostats
- 5.3.3.2.3.3.2 Overheat cut-off devices and safety temperature limiters
- 5.3.3.2.4 Maximum exhaust gas temperature
- 5.3.3.2.5 Temperature of internal cooling circuits
- 5.3.3.3 Ignition – Cross lighting – Flame stability [Go to Page]
- 5.3.3.3.1 Visible Flame [Go to Page]
- 5.3.3.3.1.1 General
- 5.3.3.3.1.2 Limit conditions (if applicable)
- 5.3.3.3.1.3 Special conditions (if applicable)
- 5.3.3.3.1.4 Reduction of the gas rate of the ignition burner (if applicable)
- 5.3.3.3.1.5 Reduction of the gas pressure (if applicable)
- 5.3.3.3.1.6 Defective closure of the gas valve immediately upstream of the main burner (if applicable)
- 5.3.3.3.2 Non-visible flame [Go to Page]
- 5.3.3.3.2.1 General
- 5.3.3.3.2.2 Ignition test
- 5.3.3.3.2.3 Combustion
- 5.3.3.4 Pre-purge [Go to Page]
- 5.3.3.4.1 General
- 5.3.3.4.2 Verification of the protected nature of a combustion chamber
- 5.3.3.4.3 Functioning of a permanent ignition burner when the fan stops during the standby time (if applicable)
- 5.3.3.4.4 Verification of normal ignition in a combustible air/gas mixture for type C small fuel cell CHP appliance incorporating a fan
- 5.3.3.5 Process gas purge to the atmosphere (if applicable)
- 5.3.3.6 Carbon monoxide [Go to Page]
- 5.3.3.6.1 General
- 5.3.3.6.2 Limit conditions
- 5.3.3.6.3 Special conditions
- 5.3.3.7 Condensate discharge blockage
- 5.3.4 Start / Release and adjusting, control and safety devices (if applicable) [Go to Page]
- 5.3.4.1 General
- 5.3.4.2 Control devices [Go to Page]
- 5.3.4.2.1 Ignition burner
- 5.3.4.2.2 Automatic burner control system [Go to Page]
- 5.3.4.2.2.1 Ignition safety time
- 5.3.4.2.2.2 Spark restoration
- 5.3.4.2.2.3 Recycling
- 5.3.4.2.2.4 Heat input during ignition (if applicable)
- 5.3.4.3 Gas pressure regulator
- 5.3.4.4 Air proving device [Go to Page]
- 5.3.4.4.1 General
- 5.3.4.4.2 Supervision of the combustion air or combustion products rate
- 5.3.4.4.3 Gas/air ratio controls [Go to Page]
- 5.3.4.4.3.1 General
- 5.3.4.4.3.2 Leakage of non-metallic control tubes
- 5.3.4.4.3.3 Adjustment of the air/gas or gas/air ratio
- 5.3.4.5 Delayed ignition
- 5.3.4.6 Common flue evacuation duct
- 5.3.4.7 Leak tightness of means to prevent backflow in common flue duct systems
- 5.3.4.8 Functional durability of the backflow valve
- 5.3.5 Resistance of the materials to pressure
- 5.3.6 EMC
- 5.3.7 Outdoor or semi-outdoor small fuel cell CHP appliance [Go to Page]
- 5.3.7.1 Rain resistance [Go to Page]
- 5.3.7.1.1 General
- 5.3.7.1.2 Ignition
- 5.3.7.1.3 Combustion
- 5.3.7.1.4 Dielectric strength
- 5.3.7.2 Wind resistance [Go to Page]
- 5.3.7.2.1 General
- 5.3.7.2.2 Ignition
- 5.3.7.2.3 Combustion
- 5.3.7.3 Frost protection
- 5.4 Safety Requirements Test Methods [Go to Page]
- 5.4.1 General test conditions [Go to Page]
- 5.4.1.1 General
- 5.4.1.2 Characteristics of the reference and limit gases [Go to Page]
- 5.4.1.2.1 General
- 5.4.1.2.2 Requirements of the preparation of test gases
- 5.4.1.2.3 Characteristics and choice of test gases
- 5.4.1.2.4 Test pressures
- 5.4.1.3 Setup of the small fuel cell CHP appliance
- 5.4.1.4 Gas circuit
- 5.4.1.5 Conduct of the test to obtain a heat input
- 5.4.1.6 Water circuit
- 5.4.1.7 Thermal equilibrium
- 5.4.1.8 Electrical supply [Go to Page]
- 5.4.1.8.1 General
- 5.4.1.8.2 Power consumption
- 5.4.1.8.3 Electrical output power
- 5.4.1.9 Uncertainty of measurements
- 5.4.2 Soundness [Go to Page]
- 5.4.2.1 Soundness of the gas circuits
- 5.4.2.1.1 Soundness of the supply gas circuit
- 5.4.2.1.2 Soundness of the gas carrying circuit
- 5.4.2.1.2.1 General
- 5.4.2.1.2.2 Soundness of parts according ISO 23550 and the like
- 5.4.2.2 Soundness of the combustion circuit [Go to Page]
- 5.4.2.2.1 General
- 5.4.2.2.2 Air supply and combustion product circuit type C small fuel cell CHP appliance
- 5.4.2.2.2.1 General requirements
- 5.4.2.2.2.2 Combustion products evacuation duct for small fuel cell CHP appliances with indirect air proving [Go to Page]
- 5.4.2.2.2.3 Separate duct for evacuation of combustion products
- 5.4.2.2.2.4 Air supply duct as separate or part of a concentric duct
- 5.4.2.2.3 Soundness of the combustion product circuit of type B. [Go to Page]
- 5.4.2.2.3.1 General requirements
- 5.4.2.2.3.2 Type B2 and Type B5 small fuel cell CHP appliances
- 5.4.2.2.3.3 Type B3 small fuel cell CHP appliance
- 5.4.2.2.3.4 Combustion products evacuation ducts of Type B5 small fuel cell CHP appliance
- 5.4.2.3 Soundness of the heating water circuit
- 5.4.2.4 Soundness of the internal cooling circuits
- 5.4.3 Safety of operation [Go to Page]
- 5.4.3.1 Limiting temperatures [Go to Page]
- 5.4.3.1.1 General test setup
- 5.4.3.1.2 Limiting temperatures of components, wiring, materials and surfaces the adjusting, control and safety devices
- 5.4.3.1.3 Limiting temperature of the side walls, the front and the top
- 5.4.3.1.4 Limiting temperature of the test panels and floor
- 5.4.3.1.5 External temperature of the ducts
- 5.4.3.2 Thermostats and temperature limiting devices [Go to Page]
- 5.4.3.2.1 General
- 5.4.3.2.2 Water control thermostat [Go to Page]
- 5.4.3.2.2.1 Accuracy of adjustment
- 5.4.3.2.2.2 Endurance
- 5.4.3.2.3 Water temperature limiting device [Go to Page]
- 5.4.3.2.3.1 Inadequate water circulation
- 5.4.3.2.3.2 Overheating
- 5.4.3.2.3.3 Endurance [Go to Page]
- 5.4.3.2.3.3.1 Limit thermostats
- 5.4.3.2.3.3.2 Overheat cut-off devices and safety temperature limiters
- 5.4.3.2.4 Maximum exhaust gas temperature
- 5.4.3.3 Ignition – Cross lighting – Flame stability [Go to Page]
- 5.4.3.3.1 Visible flame [Go to Page]
- 5.4.3.3.1.1 General
- 5.4.3.3.1.2 Limit conditions
- 5.4.3.3.1.3 Special conditions
- 5.4.3.3.1.3.1 General
- 5.4.3.3.1.3.2 Type C1, C3 and C9 small fuel cell CHP appliances
- 5.4.3.3.1.3.3 Type C4 small fuel cell CHP appliances
- 5.4.3.3.1.3.4 Type C5 small fuel cell CHP appliances
- 5.4.3.3.1.3.5 Type C6 small fuel cell CHP appliances
- 5.4.3.3.1.3.6 Type C8 small fuel cell CHP appliances
- 5.4.3.3.1.3.7 Type B5 small fuel cell CHP appliances
- 5.4.3.3.1.4 Reduction of the gas rate of the ignition burner
- 5.4.3.3.1.5 Reduction of the gas pressure
- 5.4.3.3.1.6 Defective closure of the gas valve immediately upstream of the main burner
- 5.4.3.3.2 Non-visible flame [Go to Page]
- 5.4.3.3.2.1 General
- 5.4.3.3.2.2 Ignition test
- 5.4.3.3.2.3 Combustion test
- 5.4.3.4 Pre-purge [Go to Page]
- 5.4.3.4.1 General
- 5.4.3.4.2 Verification of the protected nature of a combustion chamber
- 5.4.3.4.3 Functioning of a permanent ignition burner when the fan stops during the standby time
- 5.4.3.4.4 Verification of normal ignition in a combustible air/gas mixture for type C small fuel cell CHP appliances incorporating a fan
- 5.4.3.5 Process gas purge
- 5.4.3.6 Carbon monoxide [Go to Page]
- 5.4.3.6.1 General
- 5.4.3.6.2 Limit conditions
- 5.4.3.6.3 Special conditions [Go to Page]
- 5.4.3.6.3.1 Incomplete combustion
- 5.4.3.6.3.2 Combustion test with flame lift gas
- 5.4.3.6.3.3 Type C1 small fuel cell CHP appliance and type C3 small fuel cell CHP appliances
- 5.4.3.6.3.4 Type C4 small fuel cell CHP appliances
- 5.4.3.6.3.5 Type C5 small fuel cell CHP appliances
- 5.4.3.6.3.6 Type C6 small fuel cell CHP appliances
- 5.4.3.6.3.7 Type C8 small fuel cell CHP appliances
- 5.4.3.6.3.8 Supplementary test for fan assisted small fuel cell CHP appliances
- 5.4.3.7 Condensate discharge blockage
- 5.4.4 Start / Release and adjusting, control and safety devices [Go to Page]
- 5.4.4.1 General
- 5.4.4.2 Control devices [Go to Page]
- 5.4.4.2.1 Ignition burner
- 5.4.4.2.2 Automatic burner / engine control system [Go to Page]
- 5.4.4.2.2.1 Ignition safety time
- 5.4.4.2.2.2 Spark restoration
- 5.4.4.2.2.3 Recycling
- 5.4.4.2.2.4 Heat input during ignition
- 5.4.4.3 Gas pressure regulator
- 5.4.4.4 Air proving device [Go to Page]
- 5.4.4.4.1 General
- 5.4.4.6 Common flue evacuation duct
- 5.4.4.7 Leak tightness of means to prevent backflow in common flue duct systems
- 5.4.4.8 Functional durability of the backflow valve
- 5.4.5 Resistance of the materials to pressure
- 5.4.6 EMC
- 5.4.7 Outdoor or semi-outdoor small fuel cell CHP appliance [Go to Page]
- 5.4.7.1 Rain resistance test [Go to Page]
- 5.4.7.1.1 General
- 5.4.7.1.2 Ignition test
- 5.4.7.1.3 Combustion test
- 5.4.7.2 Wind resistance [Go to Page]
- 5.4.7.2.1 General
- 5.4.7.2.2 Ignition test
- 5.4.7.2.3 Combustion test
- 5.4.7.3 Frost protection
- 6 Functional (Normal Operating) Performance [Go to Page]
- 6.1 Performance Parameters and Requirements [Go to Page]
- 6.1.1 Efficiency
- 6.1.2 Heat input and heat and electrical output [Go to Page]
- 6.1.2.1 Verification of the heat input for nominal appliance outputs
- 6.1.2.2 Adjustment of the heat input by the downstream gas pressure (if applicable)
- 6.1.2.3 Verification of overall energy efficiency and nominal output (thermal and electrical output)
- 6.1.3 Operation
- 6.1.4 Combustion [Go to Page]
- 6.1.4.1 NOX (Other pollutants)
- 6.1.5 EMC
- 6.2 Performance Test Methods [Go to Page]
- 6.2.1 Efficiency [Go to Page]
- 6.2.1.1 General
- 6.2.1.2 Choice of appliance application [Go to Page]
- 6.2.1.3 Test conditions and setup [Go to Page]
- 6.2.1.3.1 General
- 6.2.1.3.2 Test conditions and setup for small fuel cell CHP appliances, with or without supplementary heat generator, connected to a central heating system or a heat storage system
- 6.2.1.3.3 Test conditions and setup for small fuel cell CHP appliances, without supplementary heat generator, connected to a domestic hot water storage only
- 6.2.1.4 Test procedure [Go to Page]
- 6.2.1.4.1 Test procedure for small fuel cell CHP appliances, with or without supplementary heat generator, connected to a central heating system or a heat storage system
- 6.2.1.4.2 Test procedure for small fuel cell CHP appliance, without supplementary heat generator, connected to a domestic hot water storage only
- 6.2.1.5 Calculation of efficiencies [Go to Page]
- 6.2.1.5.1 Efficiency for small fuel cell CHP appliances, with or without supplementary heat generator, connected to a central heating system or a heat storage system
- 6.2.1.5.2 Efficiency for small fuel cell CHP appliance, without supplementary heat generator, connected to a domestic hot water storage only
- 6.2.2 Heat input and heat and electrical output [Go to Page]
- 6.2.2.1 Verification of the heat input for nominal appliance outputs
- 6.2.2.2 Adjustment of the heat input by the downstream pressure
- 6.2.2.3 Verification of overall energy efficiency and nominal output (thermal and electrical output
- 6.2.3 Operation
- 6.2.4 Combustion [Go to Page]
- 6.2.4.1 NOX (Other pollutants)
- 6.2.5 EMC
- 7 Marking, installation and operating instructions [Go to Page]
- 7.1 Marking of the small fuel cell CHP appliance [Go to Page]
- 7.1.1 Data plate
- 7.1.2 Supplementary markings
- 7.1.3 Packaging
- 7.1.4 Warnings on the small fuel cell CHP appliance and the packaging
- 7.1.5 Other information
- 7.2 Installation instructions [Go to Page]
- 7.2.1 General [Go to Page]
- 7.2.1.1 General safety requirements and strategy
- 7.2.1.2 Siting considerations [Go to Page]
- 7.2.1.2.1 General siting
- 7.2.1.2.2 Outdoor installations [Go to Page]
- 7.2.1.2.2.1 Air intakes and vents
- 7.2.1.2.2.2 Air intakes and exhaust
- 7.2.1.2.2.3 Exhaust outlets
- 7.2.1.2.2.4 Area around outlets
- 7.2.1.2.2.5 Enclosures
- 7.2.1.2.3 Indoor installations
- 7.2.2 Technical instructions [Go to Page]
- 7.2.2.1 Introduction
- 7.2.2.2 General
- 7.2.2.3 Installation and adjustment of the gas carrying circuit
- 7.2.2.4 Installation with the central heating circuit, if applicable
- 7.2.2.5 Installation of the combustion circuit
- 7.2.2.6 Electrical installation
- 7.3 Operating instructions (i.e. users’ instructions)
- 7.4 Conversion instructions (if applicable)
- 7.5 Presentation
- Annex A (informative) Significant hazards, hazardous situations and events dealt with in this standard
- Annex B – Requirements Specific for Europe (normative) [Go to Page]
- Foreword
- B.1 Scope
- B.2 Normative References
- B.3
- B.4 Appliance classification [Go to Page]
- B.4.1 Gases/Categories
- B.4.2
- B.4.3 Maximum water side operating pressure
- B.5 [Go to Page]
- B.5.1
- B.5.2 Construction Requirements for Safety
- B.5.2.1
- B.5.2.2
- B.5.2.3
- B.5.2.3.1
- B.5.2.3.1.1
- B.5.2.3.1.2
- B.5.2.3.1.3
- B.5.2.3.1.3.1 [Go to Page]
- B.5.2.3.1.3.2 For the heating circuit
- B.5.2.3.1.3.3
- B.5.2.3.1.3.4 Drainage
- B.5.2.3.2
- B.5.2.3.2.1 Air supply and combustion products evacuation ducts
- B.5.2.3.2.2 [Go to Page]
- B.5.2.3.2.3 Duct terminal guard
- B.5.2.3.2.4 Fitting piece
- B.5.2.3.3
- B.5.2.3.4 Connection to the electrical supply system
- B.5.2.4
- B.5.2.5 Material
- B.5.2.5.1 [Go to Page]
- B.5.2.5.2 Thermal insulation
- B.5.2.5.3
- B.5.2.5.4
- B.5.2.5.5
- B.5.2.5.6
- B.5.2.5.7
- B.5.2.5.8
- B.5.2.5.9
- B.5.2.5.10
- B.5.2.5.11
- B.5.2.5.12
- B.5.2.5.13
- B.5.2.5.14
- B.5.2.5.15
- B.5.2.5.16
- B.5.2.5.17
- B.5.2.5.18
- B.5.2.5.19
- B.5.2.5.20
- B.5.2.5.21
- B.5.2.5.22
- B.5.2.5.23
- B.5.2.5.24
- B.5.2.5.25
- B.5.2.5.26
- B.5.2.5.27
- B.5.2.5.28
- B.5.2.5.29
- B.5.2.5.30
- B.5.2.5.31
- B.5.2.5.32
- B.5.2.5.33
- B.5.2.5.34
- B.5.2.5.35
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- B.5.2.5.99
- B.5.2.5.100 [Go to Page]
- B.5.2.5.101 Materials and thicknesses of walls or tubes under water pressure of pressure class 3
- B.5.2.5.102 General
- B.5.2.5.103 Materials
- B.5.2.5.104 Thickness
- B.5.2.5.105 Welded seams and welding fillers
- B.5.2.6 Electrical safety
- B.5.2.7 [Go to Page]
- B.5.2.7.1
- B.5.2.7.1.1
- B.5.2.7.1.2
- B.5.2.7.1.3
- B.5.2.7.1.4
- B.5.2.7.1.5
- B.5.2.7.1.6
- B.5.2.7.1.6.1
- B.5.2.7.1.6.2
- B.5.2.7.1.6.3 Gas/air ratio controls
- B.5.2.7.1.7
- B.5.2.7.1.8
- B.5.2.7.1.9
- B.5.2.7.1.10 Separate combustion products evacuation duct
- B.5.2.7.1.10.1 Stability under mechanical loading
- B.5.2.7.1.11
- B.5.2.7.1.12 Removal of condensate
- B.5.2.7.2
- B.5.2.7.3 Requirements for adjusting, control and safety devices (if applicable)
- B.5.2.7.3.1 General
- B.5.2.7.3.2
- B.5.2.7.3.3
- B.5.2.7.3.4
- B.5.2.7.3.4.1 Small fuel cell CHP appliance with electromechanical controls
- B.5.2.7.3.4.2 Small fuel cell CHP appliance with electronic controls
- B.5.3
- B.5.3.1
- B.5.3.2 Soundness [Go to Page]
- B.5.3.2.1 Soundness of the gas circuits
- B.5.3.2.1.1
- B.5.3.2.1.2
- B.5.3.2.1.3
- B.5.3.2.1.3.1
- B.5.3.2.1.3.2 Soundness of parts according ISO 23550 and the like
- B.5.3.3 Safety of operation (temperature / limit gas) [Go to Page]
- B.5.3.3.1 Limiting temperatures
- B.5.3.3.1.2 Limiting temperatures of components, wiring, materials and surfaces, adjusting, control and safety device
- B.5.3.3.1.3 Limiting temperatures of the side walls, the front and the top
- B.5.3.3.1.4 Limiting temperature of the test panels and the floor
- B.5.3.3.1.5 External temperature of the ducts
- B.5.3.3.2 Thermostats and temperature limiting devices
- B.5.3.3.2.1 General
- B.5.3.3.2.2 Water control thermostats
- B.5.3.3.2.2.1 Accuracy of adjustment
- B.5.3.3.2.2.2 Endurance
- B.5.3.3.2.3 Water temperature limiting devices
- B.5.3.3.2.3.1
- B.5.3.3.2.3.2 Overheating
- B.5.3.3.2.3.2.101 For small fuel cell CHP appliances of pressure class 3
- B.5.3.3.3
- B.5.3.3.3.1
- B.5.3.3.3.1.1
- B.5.3.3.3.1.2 Limit conditions (if applicable)
- B.5.3.3.3.2
- B.5.3.3.3.2.1
- B.5.3.3.3.2.2
- B.5.3.3.3.2.3 Combustion
- B.5.3.3.4
- B.5.3.3.5
- B.5.3.3.6
- B.5.3.3.6.1
- B.5.3.3.6.2
- B.5.3.3.6.3
- B.5.3.3.6.4
- B.5.3.3.6.5
- B.5.3.3.6.6
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- B.5.3.3.6.100
- B.5.3.3.6.101 Sooting
- B.5.3.3.7 Condensate discharge blockage
- B.5.3.4 [Go to Page]
- B.5.3.4.1
- B.5.3.4.2
- B.5.3.4.3
- B.5.3.4.4 Air proving device
- B.5.3.4.4.1
- B.5.3.4.4.2 Supervision of the combustion air or combustion products rate
- B.5.3.4.6 Common flue evacuation duct
- B.5.3.4.101 Functioning of the fan of a type C4 small fuel cell CHP appliance
- B.5.3.5 Resistance of the materials to pressure [Go to Page]
- B.5.3.5.101 small fuel cell CHP appliances of pressure class 3
- B.5.3.5.101.1 small fuel cell CHP appliances of sheet steel or non-ferrous metals
- B.5.3.5.101.2 small fuel cell CHP appliance of cast iron and cast materials
- B.5.3.101 Hydraulic resistance
- B.5.4 Safety Requirements Test Methods
- B.5.4.1 General test conditions [Go to Page]
- B.5.4.1.1 General
- B.5.4.1.2 Characteristics of the reference and limit gases
- B.5.4.1.2.1 General
- B.5.4.1.2.2 Requirements of the preparation of test gases
- B.5.4.1.2.3 Characteristics and choice of test gases
- B.5.4.1.2.4 Test pressures
- B.5.4.1.3 Setup of the small fuel cell CHP appliance
- B.5.4.1.4 Gas circuit
- B.5.4.2 [Go to Page]
- B.5.4.2.1
- B.5.4.2.2
- B.5.4.2.3 Soundness of the heating water circuit
- B.5.4.2.4 Soundness of the internal cooling circuits
- B.5.4.3 Safety of operation [Go to Page]
- B.5.4.3.1
- B.5.4.3.2 Thermostats and temperature limiting devices
- B.5.4.3.2.1 General
- B.5.4.3.2.2 Water control thermostat
- B.5.4.3.2.2.1 Accuracy of adjustment
- B.5.4.3.2.2.2 Endurance
- B.5.4.3.2.3 Water temperature limiting device
- B.5.4.3.2.3.1 Inadequate water circulation
- B.5.4.3.2.3.2 Overheating
- B.5.4.3.2.3.2.1
- B.5.4.3.2.3.2.2
- B.5.4.3.2.3.2.3
- B.5.4.3.2.3.2.4
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- B.5.4.3.2.3.2.100
- B.5.4.3.2.3.2.101 small fuel cell CHP appliances of pressure class 3
- B.5.4.3.2.3.3 Endurance
- B.5.4.3.2.3.3.1 Limit thermostats
- B.5.4.3.2.3.3.2 Overheat cut-off devices and safety temperature limiters
- B.5.4.3.2.4 Maximum exhaust gas temperature
- B.5.4.3.3
- B.5.4.3.4
- B.5.4.3.5
- B.5.4.3.6 Carbon monoxide
- B.5.4.3.6.1 General
- B.5.4.3.6.2
- B.5.4.3.6.3
- B.5.4.3.6.3.1
- B.5.4.3.6.3.2
- B.5.4.3.6.3.3
- B.5.4.3.6.3.4
- B.5.4.3.6.3.5
- B.5.4.3.6.3.6 General
- B.5.4.3.6.101 Sooting
- B.5.4.4 [Go to Page]
- B.5.4.4.1
- B.5.4.4.2
- B.5.4.4.3
- B.5.4.4.4
- B.5.4.4.5
- B.5.4.4.6
- B.5.4.4.7
- B.5.4.4.8 Functional durability of the backflow valve
- B.5.4.4.9
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- B.5.4.4.101 Functioning of the fan of a type C4 small fuel cell CHP appliance
- B.5.4.5 Resistance of the materials to pressure [Go to Page]
- B.5.4.5.1
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- B.5.4.5.61
- B.5.4.5.62
- B.5.4.5.63
- B.5.4.5.64
- B.5.4.5.65
- B.5.4.5.66
- B.5.4.5.67
- B.5.4.5.68
- B.5.4.5.69
- B.5.4.5.70
- B.5.4.5.71
- B.5.4.5.72
- B.5.4.5.73
- B.5.4.5.74
- B.5.4.5.75
- B.5.4.5.76
- B.5.4.5.77
- B.5.4.5.78
- B.5.4.5.79
- B.5.4.5.80
- B.5.4.5.81
- B.5.4.5.82
- B.5.4.5.83
- B.5.4.5.84
- B.5.4.5.85
- B.5.4.5.86
- B.5.4.5.87
- B.5.4.5.88
- B.5.4.5.89
- B.5.4.5.90
- B.5.4.5.91
- B.5.4.5.92
- B.5.4.5.93
- B.5.4.5.94
- B.5.4.5.95
- B.5.4.5.96
- B.5.4.5.97
- B.5.4.5.98
- B.5.4.5.99
- B.5.4.5.100
- B.5.4.5.101 small fuel cell CHP appliance of pressure class 3
- B.5.4.5.101.1 small fuel cell CHP appliance of sheet metal or non-ferrous metals
- B.5.4.5.101.2 small fuel cell CHP appliance of cast iron and cast materials
- B.5.4.5.101.2.1 cast iron and cast materials body
- B.5.4.5.101.2.2 Resistance to bursting
- B.5.4.6
- B.5.4.7
- B.5.4.8
- B.5.4.9
- B.5.4.10
- B.5.4.11
- B.5.4.12
- B.5.4.13
- B.5.4.14
- B.5.4.15
- B.5.4.16
- B.5.4.17
- B.5.4.18
- B.5.4.19
- B.5.4.20
- B.5.4.21
- B.5.4.22
- B.5.4.23
- B.5.4.24
- B.5.4.25
- B.5.4.26
- B.5.4.27
- B.5.4.28
- B.5.4.29
- B.5.4.30
- B.5.4.31
- B.5.4.32
- B.5.4.33
- B.5.4.34
- B.5.4.35
- B.5.4.36
- B.5.4.37
- B.5.4.38
- B.5.4.39
- B.5.4.40
- B.5.4.41
- B.5.4.42
- B.5.4.43
- B.5.4.44
- B.5.4.45
- B.5.4.46
- B.5.4.47
- B.5.4.48
- B.5.4.49
- B.5.4.50
- B.5.4.51
- B.5.4.52
- B.5.4.53
- B.5.4.54
- B.5.4.55
- B.5.4.56
- B.5.4.57
- B.5.4.58
- B.5.4.59
- B.5.4.60
- B.5.4.61
- B.5.4.62
- B.5.4.63
- B.5.4.64
- B.5.4.65
- B.5.4.66
- B.5.4.67
- B.5.4.68
- B.5.4.69
- B.5.4.70
- B.5.4.71
- B.5.4.72
- B.5.4.73
- B.5.4.74
- B.5.4.75
- B.5.4.76
- B.5.4.77
- B.5.4.78
- B.5.4.79
- B.5.4.80
- B.5.4.81
- B.5.4.82
- B.5.4.83
- B.5.4.84
- B.5.4.85
- B.5.4.86
- B.5.4.87
- B.5.4.88
- B.5.4.89
- B.5.4.90
- B.5.4.91
- B.5.4.92
- B.5.4.93
- B.5.4.94
- B.5.4.95
- B.5.4.96
- B.5.4.97
- B.5.4.98
- B.5.4.99
- B.5.4.100
- B.5.4.101 Hydraulic resistance
- B.6
- B.6.1
- B.6.1.1 Efficiency [Go to Page]
- B.6.1.1.101 Seasonal space heating energy efficiency (ErP)
- B.6.1.1.102 Electric auxiliary energy consumption for ErP
- B.6.1.1.103 Stand-by heat loss Pstby
- B.6.1.1.104 Permanent ignition burner heat input Pinf,pilot
- B.6.1.1.105 Minimum sustained controlled heat output
- B.6.2
- B.6.2.1 [Go to Page]
- B.6.2.1.1
- B.6.2.1.2
- B.6.2.1.3
- B.6.2.1.4
- B.6.2.1.5
- B.6.2.1.6
- B.6.2.1.7
- B.6.2.1.8
- B.6.2.1.9
- B.6.2.1.10
- B.6.2.1.11
- B.6.2.1.12
- B.6.2.1.13
- B.6.2.1.14
- B.6.2.1.15
- B.6.2.1.16
- B.6.2.1.17
- B.6.2.1.18
- B.6.2.1.19
- B.6.2.1.20
- B.6.2.1.21
- B.6.2.1.22
- B.6.2.1.23
- B.6.2.1.24
- B.6.2.1.25
- B.6.2.1.26
- B.6.2.1.27
- B.6.2.1.28
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- B.6.2.1.30
- B.6.2.1.31
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- B.6.2.1.33
- B.6.2.1.34
- B.6.2.1.35
- B.6.2.1.36
- B.6.2.1.37
- B.6.2.1.38
- B.6.2.1.39
- B.6.2.1.40
- B.6.2.1.41
- B.6.2.1.42
- B.6.2.1.43
- B.6.2.1.44
- B.6.2.1.45
- B.6.2.1.46
- B.6.2.1.47
- B.6.2.1.48
- B.6.2.1.49
- B.6.2.1.50
- B.6.2.1.51
- B.6.2.1.52
- B.6.2.1.53
- B.6.2.1.54
- B.6.2.1.55
- B.6.2.1.56
- B.6.2.1.57
- B.6.2.1.58
- B.6.2.1.59
- B.6.2.1.60
- B.6.2.1.61
- B.6.2.1.62
- B.6.2.1.63
- B.6.2.1.64
- B.6.2.1.65
- B.6.2.1.66
- B.6.2.1.67
- B.6.2.1.68
- B.6.2.1.69
- B.6.2.1.70
- B.6.2.1.71
- B.6.2.1.72
- B.6.2.1.73
- B.6.2.1.74
- B.6.2.1.75
- B.6.2.1.76
- B.6.2.1.77
- B.6.2.1.78
- B.6.2.1.79
- B.6.2.1.80
- B.6.2.1.81
- B.6.2.1.82
- B.6.2.1.83
- B.6.2.1.84
- B.6.2.1.85
- B.6.2.1.86
- B.6.2.1.87
- B.6.2.1.88
- B.6.2.1.89
- B.6.2.1.90
- B.6.2.1.91
- B.6.2.1.92
- B.6.2.1.93
- B.6.2.1.94
- B.6.2.1.95
- B.6.2.1.96
- B.6.2.1.97
- B.6.2.1.98
- B.6.2.1.99
- B.6.2.1.100
- B.6.2.1.101 Seasonal space heating energy efficiency (ErP1F )
- B.6.2.1.101.1 Conversion to gross calorific efficiency
- B.6.2.1.101.2 Equivalent space heating efficiency
- B.6.2.1.101.3 Seasonal space heating energy efficiency in active mode
- B.6.2.1.101.4 Seasonal space heating energy efficiency
- B.6.2.1.102 Electric auxiliary energy consumption for ErP
- B.6.2.1.102.1 General
- B.6.2.1.102.2 System boundaries
- B.6.2.1.102.3 Auxiliary energy at nominal input Pauxmax
- B.6.2.1.102.4 Auxiliary energy at part load Pauxmin
- B.6.2.1.102.5 Auxiliary energy at stand-by PSB
- B.6.2.1.103 Stand-by heat loss Pstby
- B.6.2.1.103.1 General
- B.6.2.1.103.2 Measurement of stand-by losses of the small fuel cell CHP appliance
- B.6.2.1.103.3 Thermal losses of the small fuel cell CHP appliance
- B.6.2.1.104 Permanent ignition burner heat input Pinf,pilot
- B.6.2.1.105 Minimum sustained controlled heat output
- B.6.2.2
- B.6.2.3
- B.6.2.4 [Go to Page]
- B.6.2.4.1 NOx (Other pollutants)
- B.6.2.4.1.1
- B.6.2.4.1.2
- B.6.2.4.1.3
- B.6.2.4.1.4
- B.6.2.4.1.5
- B.6.2.4.1.6
- B.6.2.4.1.7
- B.6.2.4.1.8
- B.6.2.4.1.9
- B.6.2.4.1.10
- B.6.2.4.1.11
- B.6.2.4.1.12
- B.6.2.4.1.13
- B.6.2.4.1.14
- B.6.2.4.1.15
- B.6.2.4.1.16
- B.6.2.4.1.17
- B.6.2.4.1.18
- B.6.2.4.1.19
- B.6.2.4.1.20
- B.6.2.4.1.21
- B.6.2.4.1.22
- B.6.2.4.1.23
- B.6.2.4.1.24
- B.6.2.4.1.25
- B.6.2.4.1.26
- B.6.2.4.1.27
- B.6.2.4.1.28
- B.6.2.4.1.29
- B.6.2.4.1.30
- B.6.2.4.1.31
- B.6.2.4.1.32
- B.6.2.4.1.33
- B.6.2.4.1.34
- B.6.2.4.1.35
- B.6.2.4.1.36
- B.6.2.4.1.37
- B.6.2.4.1.38
- B.6.2.4.1.39
- B.6.2.4.1.40
- B.6.2.4.1.41
- B.6.2.4.1.42
- B.6.2.4.1.43
- B.6.2.4.1.44
- B.6.2.4.1.45
- B.6.2.4.1.46
- B.6.2.4.1.47
- B.6.2.4.1.48
- B.6.2.4.1.49
- B.6.2.4.1.50
- B.6.2.4.1.51
- B.6.2.4.1.52
- B.6.2.4.1.53
- B.6.2.4.1.54
- B.6.2.4.1.55
- B.6.2.4.1.56
- B.6.2.4.1.57
- B.6.2.4.1.58
- B.6.2.4.1.59
- B.6.2.4.1.60
- B.6.2.4.1.61
- B.6.2.4.1.62
- B.6.2.4.1.63
- B.6.2.4.1.64
- B.6.2.4.1.65
- B.6.2.4.1.66
- B.6.2.4.1.67
- B.6.2.4.1.68
- B.6.2.4.1.69
- B.6.2.4.1.70
- B.6.2.4.1.71
- B.6.2.4.1.72
- B.6.2.4.1.73
- B.6.2.4.1.74
- B.6.2.4.1.75
- B.6.2.4.1.76
- B.6.2.4.1.77
- B.6.2.4.1.78
- B.6.2.4.1.79
- B.6.2.4.1.80
- B.6.2.4.1.81
- B.6.2.4.1.82
- B.6.2.4.1.83
- B.6.2.4.1.84
- B.6.2.4.1.85
- B.6.2.4.1.86
- B.6.2.4.1.87
- B.6.2.4.1.88
- B.6.2.4.1.89
- B.6.2.4.1.90
- B.6.2.4.1.91
- B.6.2.4.1.92
- B.6.2.4.1.93
- B.6.2.4.1.94
- B.6.2.4.1.95
- B.6.2.4.1.96
- B.6.2.4.1.97
- B.6.2.4.1.98
- B.6.2.4.1.99
- B.6.2.4.1.100
- B.6.2.4.1.101.1 General
- B.6.2.4.1.101.2 Method A
- B.6.2.4.1.101.3 Method B
- B.6.2.4.1.101.4 Method C [Go to Page]
- B.7 Marking, installation and operating instructions
- B.7.1 Marking of the small fuel cell CHP appliance
- B.7.1.1 Data plate
- B.7.1.2 Supplementary markings
- B.7.2
- B.7.2.1
- B.7.2.2 [Go to Page]
- B.7.2.2.1
- B.7.2.2.2
- B.7.2.2.3
- B.7.2.2.4
- B.7.2.2.5 Installation of the combustion circuit
- B.7.3 Operating instructions (i.e. users’ instructions)
- B.7.4 Conversion instructions
- Annex C – Requirements Specific for stationary fuel cell power system in Japan (normative) [Go to Page]
- Foreword
- C.1 Scope
- C.2 Normative References [Go to Page]
- C.3
- C.4 Appliance classification [Go to Page]
- C.4.1 Gases/Categories
- C.4.2 Mode of air supply and evacuation of combustion products
- C.4.3 Maximum water side operating pressure
- C.4.4 Expansion system
- C.4.5
- C.4.6
- C.4.7
- C.4.8
- C.4.9
- C.4.10
- C.4.11
- C.4.12
- C.4.13
- C.4.14
- C.4.15
- C.4.16
- C.4.17
- C.4.18
- C.4.19
- C.4.20
- C.4.21
- C.4.22
- C.4.23
- C.4.24
- C.4.25
- C.4.26
- C.4.27
- C.4.28
- C.4.29
- C.4.30
- C.4.31
- C.4.32
- C.4.33
- C.4.34
- C.4.35
- C.4.36
- C.4.37
- C.4.38
- C.4.39
- C.4.40
- C.4.41
- C.4.42
- C.4.43
- C.4.44
- C.4.45
- C.4.46
- C.4.47
- C.4.48
- C.4.49
- C.4.50
- C.4.51
- C.4.52
- C.4.53
- C.4.54
- C.4.55
- C.4.56
- C.4.57
- C.4.58
- C.4.59
- C.4.60
- C.4.61
- C.4.62
- C.4.63
- C.4.64
- C.4.65
- C.4.66
- C.4.67
- C.4.68
- C.4.69
- C.4.70
- C.4.71
- C.4.72
- C.4.73
- C.4.74
- C.4.75
- C.4.76
- C.4.77
- C.4.78
- C.4.79
- C.4.80
- C.4.81
- C.4.82
- C.4.83
- C.4.84
- C.4.85
- C.4.86
- C.4.87
- C.4.88
- C.4.89
- C.4.90
- C.4.91
- C.4.92
- C.4.93
- C.4.94
- C.4.95
- C.4.96
- C.4.97
- C.4.98
- C.4.99
- C.4.100
- C.4.101 Type of fuel cell
- C.5 Safety Requirements and Protective Measures [Go to Page]
- C.5.1 General safety strategy
- C.5.2 Construction Requirements for Safety
- C.5.2.1 General
- C.5.2.2 [Go to Page]
- C.5.2.2.1
- C.5.2.2.2 Conversion to different gases
- C.5.2.3 [Go to Page]
- C.5.2.3.1
- C.5.2.3.1.1
- C.5.2.3.1.2 Connection to the gas pipe
- C.5.2.3.1.3 Connection to the water pipes
- C.5.2.3.1.3.1 General
- C.5.2.3.1.3.2 For the heating circuit
- C.5.2.3.2
- C.5.2.3.2.1
- C.5.2.3.2.2 Duct terminal
- C.5.2.3.2.3 Duct terminal guard
- C.5.2.3.2.4 Fitting piece
- C.5.2.3.3 Connection to the condensing discharge pipe system
- C.5.2.3.4 Connection to the electrical supply system
- C.5.2.4 [Go to Page]
- C.5.2.4.1
- C.5.2.4.2 Soundness of the gas circuits
- C.5.2.4.3
- C.5.2.4.4 Soundness of the
- C.5.2.4.5 water circuits
- C.5.2.5 Material [Go to Page]
- C.5.2.5.1 General
- C.5.2.5.2
- C.5.2.5.3
- C.5.2.5.4
- C.5.2.5.5
- C.5.2.5.6
- C.5.2.5.7
- C.5.2.5.8
- C.5.2.5.9
- C.5.2.5.10
- C.5.2.5.11
- C.5.2.5.12
- C.5.2.5.13
- C.5.2.5.14
- C.5.2.5.15
- C.5.2.5.16
- C.5.2.5.17
- C.5.2.5.18
- C.5.2.5.19
- C.5.2.5.20
- C.5.2.5.21
- C.5.2.5.22
- C.5.2.5.23
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- C.5.2.5.33
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- C.5.2.5.36
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- C.5.2.5.63
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- C.5.2.5.67
- C.5.2.5.68
- C.5.2.5.69
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- C.5.2.5.73
- C.5.2.5.74
- C.5.2.5.75
- C.5.2.5.76
- C.5.2.5.77
- C.5.2.5.78
- C.5.2.5.79
- C.5.2.5.80
- C.5.2.5.81
- C.5.2.5.82
- C.5.2.5.83
- C.5.2.5.84
- C.5.2.5.85
- C.5.2.5.86
- C.5.2.5.87
- C.5.2.5.88
- C.5.2.5.89
- C.5.2.5.90
- C.5.2.5.91
- C.5.2.5.92
- C.5.2.5.93
- C.5.2.5.94
- C.5.2.5.95
- C.5.2.5.96
- C.5.2.5.97
- C.5.2.5.98
- C.5.2.5.99
- C.5.2.5.100
- C.5.2.5.101 Liquid fuel pump
- C.5.2.6 Electrical safety [Go to Page]
- C.5.2.6.1
- C.5.2.6.2
- C.5.2.6.3
- C.5.2.6.4
- C.5.2.6.5
- C.5.2.6.6
- C.5.2.6.7
- C.5.2.6.8
- C.5.2.6.9
- C.5.2.6.10
- C.5.2.6.11
- C.5.2.6.12
- C.5.2.6.13
- C.5.2.6.14
- C.5.2.6.15
- C.5.2.6.16
- C.5.2.6.17
- C.5.2.6.18
- C.5.2.6.19
- C.5.2.6.20
- C.5.2.6.21
- C.5.2.6.22
- C.5.2.6.23
- C.5.2.6.24
- C.5.2.6.25
- C.5.2.6.26
- C.5.2.6.27
- C.5.2.6.28
- C.5.2.6.29
- C.5.2.6.30
- C.5.2.6.31
- C.5.2.6.32
- C.5.2.6.33
- C.5.2.6.34
- C.5.2.6.35
- C.5.2.6.36
- C.5.2.6.37
- C.5.2.6.38
- C.5.2.6.39
- C.5.2.6.40
- C.5.2.6.41
- C.5.2.6.42
- C.5.2.6.43
- C.5.2.6.44
- C.5.2.6.45
- C.5.2.6.46
- C.5.2.6.47
- C.5.2.6.48
- C.5.2.6.49
- C.5.2.6.50
- C.5.2.6.51
- C.5.2.6.52
- C.5.2.6.53
- C.5.2.6.54
- C.5.2.6.55
- C.5.2.6.56
- C.5.2.6.57
- C.5.2.6.58
- C.5.2.6.59
- C.5.2.6.60
- C.5.2.6.61
- C.5.2.6.62
- C.5.2.6.63
- C.5.2.6.64
- C.5.2.6.65
- C.5.2.6.66
- C.5.2.6.67
- C.5.2.6.68
- C.5.2.6.69
- C.5.2.6.70
- C.5.2.6.71
- C.5.2.6.72
- C.5.2.6.73
- C.5.2.6.74
- C.5.2.6.75
- C.5.2.6.76
- C.5.2.6.77
- C.5.2.6.78
- C.5.2.6.79
- C.5.2.6.80
- C.5.2.6.81
- C.5.2.6.82
- C.5.2.6.83
- C.5.2.6.84
- C.5.2.6.85
- C.5.2.6.86
- C.5.2.6.87
- C.5.2.6.88
- C.5.2.6.89
- C.5.2.6.90
- C.5.2.6.91
- C.5.2.6.92
- C.5.2.6.93
- C.5.2.6.94
- C.5.2.6.95
- C.5.2.6.96
- C.5.2.6.97
- C.5.2.6.98
- C.5.2.6.99
- C.5.2.6.100
- C.5.2.6.101 Requirement of electrical insulation on site
- C.5.2.6.101.1 [Go to Page]
- C.5.2.6.102 Input voltage of power conditioner
- C.5.2.6.103 Output capacity of power conditioner
- C.5.2.6.104 Electric wiring in equipment
- C.5.2.6.105 Live part
- C.5.2.6.106 Grounding
- C.5.2.6.107 Lead wire for grounding
- C.5.2.6.108 Electric components and accessories
- C.5.2.7.1.2 Composition of the gas circuit
- C.5.2.7.1.3
- C.5.2.7.1.7
- C.5.2.7.1.8
- C.5.2.7.1.9
- C.5.2.7.1.10
- C.5.2.7.2
- C.5.2.7.3 Requirements for adjusting, control and safety devices (if applicable)
- C.5.2.7.3.1 General
- C.5.2.7.3.2
- C.5.2.7.3.3 Thermostats and water temperature limiting devices
- C.5.2.7.3.4 Small fuel cell CHP appliance intended for central heating systems with open or sealed expansion vessels
- C.5.2.7.3.5 Protection against over-pressure
- C.5.2.7.3.6 Remote control functions
- C.5.2.8
- C.5.2.9
- C.5.2.10
- C.5.2.11
- C.5.2.12
- C.5.2.13
- C.5.2.14
- C.5.2.15
- C.5.2.16
- C.5.2.17
- C.5.2.18
- C.5.2.19
- C.5.2.20
- C.5.2.21
- C.5.2.22
- C.5.2.23
- C.5.2.24
- C.5.2.25
- C.5.2.26
- C.5.2.27
- C.5.2.28
- C.5.2.29
- C.5.2.30
- C.5.2.31
- C.5.2.32
- C.5.2.33
- C.5.2.34
- C.5.2.35
- C.5.2.36
- C.5.2.37
- C.5.2.38
- C.5.2.39
- C.5.2.40
- C.5.2.41
- C.5.2.42
- C.5.2.43
- C.5.2.44
- C.5.2.45
- C.5.2.46
- C.5.2.47
- C.5.2.48
- C.5.2.49
- C.5.2.50
- C.5.2.51
- C.5.2.52
- C.5.2.53
- C.5.2.54
- C.5.2.55
- C.5.2.56
- C.5.2.57
- C.5.2.58
- C.5.2.59
- C.5.2.60
- C.5.2.61
- C.5.2.62
- C.5.2.63
- C.5.2.64
- C.5.2.65
- C.5.2.66
- C.5.2.67
- C.5.2.68
- C.5.2.69
- C.5.2.70
- C.5.2.71
- C.5.2.72
- C.5.2.73
- C.5.2.74
- C.5.2.75
- C.5.2.76
- C.5.2.77
- C.5.2.78
- C.5.2.79
- C.5.2.80
- C.5.2.81
- C.5.2.82
- C.5.2.83
- C.5.2.84
- C.5.2.85
- C.5.2.86
- C.5.2.87
- C.5.2.88
- C.5.2.89
- C.5.2.90
- C.5.2.91
- C.5.2.92
- C.5.2.93
- C.5.2.94
- C.5.2.95
- C.5.2.96
- C.5.2.97
- C.5.2.98
- C.5.2.99
- C.5.2.100
- C.5.2.101 Exhaust heat recovery equipment
- C.5.2.102 Hot-water storage unit with oil burning heating function
- C.5.2.103 Hot-water storage unit with electric heating function
- C.5.3 Operational requirements for safety
- C.5.3.1 General requirements
- C.5.3.2 [Go to Page]
- C.5.3.2.1
- C.5.3.2.2
- C.5.3.2.2.1
- C.5.3.2.2.2 Air supply and combustion product circuit type C small fuel cell CHP appliance
- C.5.3.2.2.3 Soundness of the combustion product circuit of type B
- C.5.3.3 [Go to Page]
- C.5.3.3.1 Limiting temperatures
- C.5.3.3.2 Thermostats and temperature limiting devices
- C.5.3.3.2.1
- C.5.3.3.2.2
- C.5.3.3.2.3
- C.5.3.3.3
- C.5.3.3.3.1 Visible Flame
- C.5.3.3.3.2 Non-visible flame
- C.5.3.3.3.2.1
- C.5.3.3.3.2.2
- C.5.3.3.3.2.2.1
- C.5.3.3.3.2.3 Combustion test
- C.5.3.3.3.2.4
- C.5.3.3.3.2.5
- C.5.3.3.3.2.5.1
- C.5.3.3.3.2.5.2
- C.5.3.3.4
- C.5.3.3.4.2
- C.5.3.3.4.3 Functioning of a permanent ignition burner when the fan stops during the standby time (if applicable)
- C.5.3.3.4.4 Verification of normal ignition in a combustible air/gas mixture for type C small fuel cell CHP appliance incorporating a fan
- C.5.3.3.5 Process gas purge to the atmosphere (if applicable)
- C.5.3.3.6
- C.5.3.3.7 Condensate discharge blockage
- C.5.3.4 Start / Release and adjusting, control and safety devices (if applicable) [Go to Page]
- C.5.3.4.1 General
- C.5.3.4.2
- C.5.3.4.3
- C.5.3.4.4
- C.5.3.4.4.1
- C.5.3.4.4.2 Supervision of the combustion air or combustion products rate
- C.5.3.4.6 Common flue evacuation duct
- C.5.3.5 Start / Release and adjusting, control and safety devices (if applicable)
- C.5.4 Safety Requirements Test Methods
- C.5.4.1 [Go to Page]
- C.5.4.1.1
- C.5.4.1.2 Characteristics of the reference and limit gases
- C.5.4.1.2.2 Requirements of the preparation of test gases [Go to Page]
- Clause 5.4.1.2.2 is replacement by the following:
- C.5.4.1.2.3 Characteristics and choice of test gases [Go to Page]
- Clause 5.4.1.2.3 is applicable with the following modification:
- The first paragraph is replaced by the following:
- The characteristics of the test gases are given in JIS C 62282-3-100 Annex JA.
- C.5.4.1.2.4 Test pressures [Go to Page]
- Clause 5.4.1.2.4 is replaced by the following:
- C.5.4.1.3 Setup of the small fuel cell CHP appliance [Go to Page]
- For collecting evenly gas from the exhaust outlet around the fuel cell CHP appliance, the exhaust gas collector shall be mounted in accordance with the shape of the exhaust outlet. Example of combustion exhaust gas collectors is shown in Figure 17.
- C.5.4.2 [Go to Page]
- C.5.4.2.1
- C.5.4.2.1.1 Soundness of the supply gas circuit
- C.5.4.2.2
- C.5.4.2.2.1
- C.5.4.2.2.2 Air supply and combustion product circuit type C small fuel cell CHP appliance
- C.5.4.2.2.3 Air supply and combustion product circuit type C small fuel cell CHP appliance
- C.5.4.2.4 Soundness of the internal cooling circuits
- C.5.4.3 Safety of operation [Go to Page]
- C.5.4.3.1 Limiting temperatures
- C.5.4.3.2
- C.5.4.3.2.1
- C.5.4.3.2.2
- C.5.4.3.2.3
- C.5.4.3.2.4 Maximum exhaust gas temperature
- C.5.4.3.3 Ignition – Cross lighting – Flame stability
- C.5.4.3.3.1 Visible flame
- C.5.4.3.3.1.2 Limit conditions (if applicable)
- C.5.4.3.3.2
- C.5.4.3.3.2.1
- C.5.4.3.3.2.2 Ignition test
- C.5.4.3.3.2.3 Combustion test
- C.5.4.3.4
- C.5.4.3.4.1
- C.5.4.3.4.2
- C.5.4.3.4.3
- C.5.4.3.4.4 Verification of normal ignition in a combustible air/gas mixture for type C small fuel cell CHP appliance incorporating a fan
- C.5.4.3.5
- C.5.4.3.6 Carbon monoxide
- C.5.4.3.6.1 General
- C.5.4.3.6.2 Limit condition
- C.5.4.3.6.3 Special condition
- C.5.4.4
- C.5.4.5 Start / Release and adjusting, control and safety devices (if applicable)
- C.6
- C.6.1 Performance Parameters and Requirements
- C.6.1.1 Efficiency
- C.6.1.2 [Go to Page]
- C.6.1.2.1 Verification of the heat input for nominal appliance outputs
- C.6.1.2.2
- C.6.1.2.3 Verification of overall energy efficiency and nominal output (thermal and electrical output)
- C.6.1.3
- C.6.1.4 [Go to Page]
- C.6.1.4.1 NOx (Other pollutants)
- C.6.2
- C.7
- C.7.1
- C.7.1.1 Data plate
- C.7.2
- C.7.2.1
- C.7.2.2 [Go to Page]
- C.7.2.2.1
- C.7.2.2.2 General
- C.7.2.2.3
- C.7.2.2.4 Installation of the central heating circuit
- C.7.2.2.5 Installation of the combustion circuit
- C.7.3
- C.7.4
- C.7.5
- C.7.6
- C.7.7
- C.7.8
- C.7.9
- C.7.10
- C.7.11
- C.7.12
- C.7.13
- C.7.14
- C.7.15
- C.7.16
- C.7.17
- C.7.18
- C.7.19
- C.7.20
- C.7.21
- C.7.22
- C.7.23
- C.7.24
- C.7.25
- C.7.26
- C.7.27
- C.7.28
- C.7.29
- C.7.30
- C.7.31
- C.7.32
- C.7.33
- C.7.34
- C.7.35
- C.7.36
- C.7.37
- C.7.38
- C.7.39
- C.7.40
- C.7.41
- C.7.42
- C.7.43
- C.7.44
- C.7.45
- C.7.46
- C.7.47
- C.7.48
- C.7.49
- C.7.50
- C.7.51
- C.7.52
- C.7.53
- C.7.54
- C.7.55
- C.7.56
- C.7.57
- C.7.58
- C.7.59
- C.7.60
- C.7.61
- C.7.62
- C.7.63
- C.7.64
- C.7.65
- C.7.66
- C.7.67
- C.7.68
- C.7.69
- C.7.70
- C.7.71
- C.7.72
- C.7.73
- C.7.74
- C.7.75
- C.7.76
- C.7.77
- C.7.78
- C.7.79
- C.7.80
- C.7.81
- C.7.82
- C.7.83
- C.7.84
- C.7.85
- C.7.86
- C.7.87
- C.7.88
- C.7.89
- C.7.90
- C.7.91
- C.7.92
- C.7.93
- C.7.94
- C.7.95
- C.7.96
- C.7.97
- C.7.98
- C.7.99
- C.7.100
- C.7.101 Additional requirements in Japan
- Annex D – Requirements Specific for USA (normative) [Go to Page]
- Foreword
- D.1 Scope
- D.2 Normative References
- D.3
- D.4 Appliance classification [Go to Page]
- D.4.1 Gases/Categories
- D.4.2 Mode of air supply and evacuation of combustion products
- D.5
- D.5.1
- D.5.2 Construction Requirements for Safety
- D.5.2.1 General
- D.5.2.2
- D.5.2.3
- D.5.2.4
- D.5.2.5
- D.5.2.6 Electrical safety
- D.5.2.7 [Go to Page]
- D.5.2.7.1.1
- D.5.2.7.1.2
- D.5.2.7.1.3
- D.5.2.7.1.4
- D.5.2.7.1.5
- D.5.2.7.1.6
- D.5.2.7.1.7
- D.5.2.7.1.8
- D.5.2.7.1.9
- D.5.2.7.1.10
- D.5.2.7.2
- D.5.2.7.3
- D.5.2.7.3.1
- D.5.2.7.3.2
- D.5.2.7.3.3
- D.5.2.7.3.4
- D.5.2.7.3.4.1 Small fuel cell CHP appliance with electromechanical controls
- D.5.2.7.3.5 Protection against over-pressure
- D.5.3
- D.5.3.1
- D.5.3.2 [Go to Page]
- D.5.3.2.1
- D.5.3.2.1.1
- D.5.3.2.1.2 Prevention against fire and explosion hazards arising from the supply gas circuit
- D.5.3.2.2
- D.5.3.2.2.1
- D.5.3.2.2.2 Air supply and combustion product circuit type C small fuel cell CHP appliance
- D.5.3.2.2.2.1 General requirements
- D.5.3.3
- D.5.3.4 [Go to Page]
- D.5.3.4.1
- D.5.3.4.2
- D.5.3.4.2.1
- D.5.3.4.2.2
- D.5.3.4.2.2.1 Ignition safety time
- Annex E (informative) Composition of the gas circuit
- Annex F (informative) Classification of gas appliances according to the method of supplying air and evacuation of the combustion products (types) [Go to Page]
- F.1 General [Go to Page]
- F.1.1 Description
- F.1.2 Flue duct systems used in certain regions / countries:
- F.1.2.1 Typical use of the flue duct system in EU + US
- F.1.2.2 Typical use of the flue duct system in JP
- F.1.2.3 Typical use of the flue duct system in Korea
- F.2 Type of installation of a small fuel cell CHP appliance [Go to Page]
- Type B2
- Type B3
- Type B31. A natural draught type B3 appliance.
- Appliances of this type are not foreseen.
- Type B32. A type B3 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type B33. A type B3 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type B5
- Type B51. A natural draught type B5 appliance.
- Type B52. A type B5 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type B53. A type B5 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type C1
- Type C11. A natural draught type C1 appliance.
- Type C12. A type C1 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type C13. A type C1 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type C3
- Type C31. A natural draught type C3 appliance.
- Type C32. A type C3 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type C33. A type C3 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type C4
- Type C41. A natural draught type C4 appliance.
- Type C42. A type C4 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type C43. A type C4 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type C5
- Type C51. A natural draught type C5 appliance.
- Type C52. A type C5 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type C53. A type C5 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type C6
- Type C61. A natural draught type C6 appliance.
- Type C62. A type C6 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type C63. A type C6 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type C8
- Type C81. A natural draught type C8 appliance.
- Type C82. A type C8 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type C83. A type C8 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Type C9.
- Type C91. A natural draught type C9 appliance.
- Type C92. A type C9 appliance incorporating a fan downstream of the combustion chamber/heat exchanger.
- Type C93. A type C9 appliance incorporating a fan upstream of the combustion chamber/heat exchanger.
- Annex G – (informative) SAMPLING OF FLUE GAS COMBUSTION PRODUCTS [Go to Page]
- G.1 General
- Annex H – (informative) Practical method of calibrating the test rig to enable the heat loss Qloss to be determined
- Bibliography [Go to Page]
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