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BS EN IEC 61851-1:2019 Electric vehicle conductive charging system - General requirements, 2024
- undefined
- Annex ZA(normative)Normative references to international publicationswith their corresponding European publications
- Annex ZZ(informative)Relationship between this European standard and the safety objectives of Directive 2014/35/EU [2014 OJ L96] aimed to be covered [Go to Page]
- English [Go to Page]
- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope
- 2 Normative references
- 3 Terms and definitions [Go to Page]
- 3.1 Electric supply equipment
- Figures [Go to Page]
- Figure 1 – Case A connection
- Figure 2 – Case B connection
- 3.2 Insulation
- Figure 3 – Case C connection
- 3.3 Functions
- 3.4 Vehicle
- 3.5 Cords, cables and connection means
- 3.6 Service and usage
- 3.7 General terms
- 4 General requirements
- 5 Classification [Go to Page]
- 5.1 Characteristics of power supply and output [Go to Page]
- 5.1.1 Characteristics of power supply input
- 5.1.2 Characteristics of power supply output
- 5.2 Normal environmental conditions
- 5.3 Special environmental conditions
- 5.4 Access
- 5.5 Mounting method
- 5.6 Protection against electric shock
- 5.7 Charging modes
- 6 Charging modes and functions [Go to Page]
- 6.1 General
- 6.2 Charging modes [Go to Page]
- 6.2.1 Mode 1
- 6.2.2 Mode 2
- 6.2.3 Mode 3
- 6.2.4 Mode 4
- 6.3 Functions provided in Mode 2, 3 and 4 [Go to Page]
- 6.3.1 Mandatory functions in Modes 2, 3, and 4
- 6.3.2 Optional functions for Modes 2, 3 and 4
- 7 Communications [Go to Page]
- 7.1 Digital communication between the EV supply equipment and the EV
- 7.2 Digital communication between the EV supply equipment and the management system
- 8 Protection against electric shock [Go to Page]
- 8.1 Degrees of protection against access to hazardous-live-parts
- 8.2 Stored energy [Go to Page]
- 8.2.1 Disconnection of plug connected EV supply equipment
- 8.2.2 Loss of supply voltage to permanently connected EV supply equipment
- 8.3 Fault protection
- 8.4 Protective conductor
- 8.5 Residual current protective devices
- 8.6 Safety requirements for signalling circuits between the EV supply equipment and the EV
- 8.7 Isolating transformers
- 9 Conductive electrical interface requirements [Go to Page]
- 9.1 General
- 9.2 Functional description of standard accessories
- 9.3 Functional description of the basic interface
- 9.4 Functional description of the universal interface
- 9.5 Functional description of the DC interface
- 9.6 Functional description of the combined interface
- 9.7 Wiring of the neutral conductor
- 10 Requirements for adaptors
- 11 Cable assembly requirements [Go to Page]
- 11.1 General
- 11.2 Electrical rating
- 11.3 Dielectric withstand characteristics
- 11.4 Construction requirements
- 11.5 Cable dimensions
- 11.6 Strain relief
- 11.7 Cable management and storage means for cables assemblies
- 12 EV supply equipment constructional requirements and tests [Go to Page]
- 12.1 General
- 12.2 Characteristics of mechanical switching devices [Go to Page]
- 12.2.1 General
- 12.2.2 Switch and switch-disconnector
- 12.2.3 Contactor
- 12.2.4 Circuit-breaker
- 12.2.5 Relays
- 12.2.6 Inrush current
- 12.2.7 Residual direct current monitoring device (RDC MD)
- 12.3 Clearances and creepage distances
- 12.4 IP degrees [Go to Page]
- 12.4.1 Degrees of protection against solid foreign objects and water for the enclosures
- 12.4.2 Degrees of protection against solid foreign objects and water for basic, universal and combined and DC interfaces
- 12.5 Insulation resistance
- 12.6 Touch current
- Tables [Go to Page]
- Table 1 – Touch current limits
- 12.7 Dielectric withstand voltage [Go to Page]
- 12.7.1 AC withstand voltage
- 12.7.2 Impulse dielectric withstand (1,2 μs/50 μs)
- 12.8 Temperature rise
- 12.9 Damp heat functional test
- 12.10 Minimum temperature functional test
- 12.11 Mechanical strength
- 13 Overload and short-circuit protection [Go to Page]
- 13.1 General
- 13.2 Overload protection of the cable assembly
- 13.3 Short-circuit protection of the charging cable
- 14 Automatic reclosing of protective devices
- 15 Emergency switching or disconnect (optional)
- 16 Marking and instructions [Go to Page]
- 16.1 Installation manual of EV charging stations
- 16.2 User manual for EV supply equipment
- 16.3 Marking of EV supply equipment
- 16.4 Marking of charging cable assemblies case B
- 16.5 Durability test for marking
- Annexes [Go to Page]
- Annex A (normative) Control pilot function through a control pilot circuit using a PWM signal and a control pilot wire [Go to Page]
- A.1 General
- A.2 Control pilot circuit [Go to Page]
- A.2.1 General
- A.2.2 Typical control pilot circuit
- Figure A.1 – Typical control pilot circuit (equivalent circuit) [Go to Page]
- [Go to Page]
- A.2.3 Simplified control pilot circuit
- A.2.4 Additional components and high frequency signals
- Figure A.2 – Simplified control pilot circuit (equivalent circuit) [Go to Page]
- A.3 Requirements for parameters and system behaviour
- Table A.1 – Maximum allowable high frequency signal voltageson control pilot conductor and the protective conductor
- Table A.2 – Control pilot circuit parameters and values for the EV supply equipment
- Table A.3 – EV control pilot circuit values and parameters and values for the EV
- Table A.4 – System states detected by the EV supply equipment
- Table A.5 – State behaviour
- Figure A.3 – State diagram for typical control pilot (informative)
- Figure A.4 – State diagram for simplified control pilot (informative)
- Table A.6 – List of sequences
- Table A.7 – PWM duty cycle provided by EV supply equipment
- Table A.8 – Maximum current to be drawn by vehicle [Go to Page]
- A.4 Test procedures [Go to Page]
- A.4.1 General
- A.4.2 Constructional requirements of the EV simulator
- A.4.3 Test procedure
- Table A.9 – Test resistance values [Go to Page]
- [Go to Page]
- A.4.4 Oscillator frequency and generator voltage test
- A.4.5 Duty cycle test
- Table A.10 – Parameters of control pilot voltages [Go to Page]
- [Go to Page]
- A.4.6 Pulse wave shape test
- A.4.7 Sequences test
- Table A.11 – Test parameters of control pilot signals
- Figure A.5 – Test sequence using a typical control pilot circuit
- Figure A.6 – Test sequence using the simplified control pilot circuit
- Table A.12 – Parameters for sequence tests [Go to Page]
- [Go to Page]
- A.4.8 Test of interruption of the protective conductor
- A.4.9 Test of short-circuit values of the voltage
- A.4.10 Example of a test simulator of the vehicle (informative)
- Figure A.7 – Optional test sequence with interruption by EV supply equipment
- Figure A.8 – Example of a test circuit (EV simulator) [Go to Page]
- [Go to Page]
- A.4.11 Optional hysteresis test
- Table A.13 – Position of switches
- Table A.14 – Initial settings of the potentiometer at the beginning of each test [Go to Page]
- A.5 Implementation hints [Go to Page]
- A.5.1 Retaining a valid authentication until reaching CP State B
- A.5.2 Load control using transitions between state x1 and x2
- A.5.3 Information on difficulties encountered with some legacy EVs for wake-up after a long period of inactivity (informative)
- Annex B (normative) Proximity detection and cable current coding circuits for the basic interface [Go to Page]
- B.1 Circuit diagram for vehicle couplers using an auxiliary switch associated with the proximity detection contact
- Figure B.1 – Equivalent circuit diagram for proximity function using an auxiliary switch and no current coding [Go to Page]
- B.2 Circuit for simultaneous proximity detection and current coding
- Table B.1 – Component values proximity circuit without current coding
- Figure B.2 – Equivalent circuit diagram for simultaneous proximity detection and current coding
- Table B.2 – Current coding resistor for EV plug and vehicle connector
- Annex C (informative) Examples of circuit diagrams for a basic and universal vehicle couplers [Go to Page]
- C.1 General
- C.2 Circuits diagrams for Mode 1, Mode 2 and Mode 3, using a basic single phase vehicle coupler
- Figure C.1 – Example of Mode 1 case B using the proximity circuit as in B.1
- Figure C.2 – Example of Mode 2 case B using proximity detection as in B.1
- Figure C.3 – Example of Mode 3 case B using proximity detection as in B.1 [Go to Page]
- C.3 Circuits diagrams for Mode 3, using a basic single phase or three-phase accessory without proximity switch
- Figure C.4 – Example of Mode 3 case C using proximity detection as in B.1 [Go to Page]
- C.4 Example of circuit diagram for Mode 4 connection using universal coupler
- Figure C.5 – Example of Mode 3 case B using proximity detection as in B.2 (without proximity push button switch S3)
- Figure C.6 – Example of Mode 4 case C using the universal vehicle coupler
- Table C.1 – Component description for Figure C.6 Mode 4 case C
- Annex D (informative) Control pilot function that provides LIN communicationusing the control pilot circuit [Go to Page]
- D.1 Overview [Go to Page]
- D.1.1 General
- D.1.2 LIN-CP features
- D.1.3 Normative references
- D.1.4 Terms and abbreviations
- D.2 Scope and context
- Figure D.1 – Example of an EV charging system with a typical configuration of functions, information flow and power flow [Go to Page]
- D.3 Overview of control pilot functions
- Table D.1 – Control pilot functions in LIN-CP and PWM-CP [Go to Page]
- D.4 Control pilot circuit [Go to Page]
- D.4.1 General
- D.4.2 Control pilot circuit
- Table D.2 – Additional LIN-CP control pilot functions [Go to Page]
- [Go to Page]
- D.4.3 Charging station control pilot circuit interface
- Figure D.2 – Electrical equivalent circuit for connection of LIN nodes to the control pilot circuit [Go to Page]
- [Go to Page]
- D.4.4 EV control pilot circuit interface
- D.4.5 LIN communication transceiver
- Table D.3 – Generation and detection of CP voltage levels [Go to Page]
- [Go to Page]
- D.4.6 Optional cable assembly node
- D.5 Control pilot circuit interaction [Go to Page]
- D.5.1 General
- Table D.4 – Generation and detection of LIN communication levels [Go to Page]
- [Go to Page]
- D.5.2 Control pilot circuit states and transitions
- Figure D.3 – Control pilot circuit state diagram for LIN-CP (key list in Table D.5) [Go to Page]
- D.6 System requirements [Go to Page]
- D.6.1 General
- D.6.2 Control of LIN signals
- Table D.5 – Key list for Figure D.3 and Figure D.9 [Go to Page]
- [Go to Page]
- D.6.3 Control of the S2 switch and the vehicle load current
- D.6.4 Control of the switching device in the charging station
- Table D.6 – Control of LIN signals
- Table D.7 – Control of the S2 switch and the vehicle load [Go to Page]
- [Go to Page]
- D.6.5 Control of latching and unlatching of IEC 62196-2 type 2 socket-outlets and vehicle inlets
- Table D.8 – Control of the switching device
- Table D.9 – Control of latching and unlatching [Go to Page]
- D.7 Charging sequences [Go to Page]
- D.7.1 General
- D.7.2 Start-up of normal AC charging sequence
- Figure D.4 – Example of timing diagram for start-up of normal AC charging sequence
- Table D.10 – Timing for start-up of normal charging sequence [Go to Page]
- [Go to Page]
- D.7.3 Normal EV-triggered stop of charging
- Figure D.5 – Timing diagram for normal EV-triggered stop of charging
- Table D.11 – Timing for normal EV-triggered stop of charging [Go to Page]
- [Go to Page]
- D.7.4 Normal stop of charging triggered by charging station
- Figure D.6 – Example of timing diagram for normal stopof charging triggered by charging station [Go to Page]
- D.8 LIN Communication [Go to Page]
- D.8.1 General
- D.8.2 Schedules
- Table D.12 – Timing for normal stop of charging triggered by charging station
- Figure D.7 – State diagram of the LIN node in the charging station
- Table D.13 – States of the LIN node in the charging station and frame schedule description
- Table D.14 – Transitions of the LIN node in the charging station [Go to Page]
- [Go to Page]
- D.8.3 Frames
- Table D.15 – Frames for AC charging [Go to Page]
- [Go to Page]
- D.8.4 Signals
- Table D.16 – General signals
- Table D.17 – Signals for version negotiation
- Table D.18 – Signals for system initialization
- Table D.19 – Signals for EV status information
- Table D.20 – Signals for charging station status information
- Table D.21 – Codes for the frame StNotReadyList [Go to Page]
- D.9 Requirements for charging stations and EVs that implement both LIN-CP and PWM-CP [Go to Page]
- D.9.1 General
- D.9.2 Interoperability between charging stations and EVs
- Table D.22 – Codes for frame EvS2openList
- Table D.23 – Codes for frame StErrorList
- Table D.24 – Codes for frame EvErrorList [Go to Page]
- [Go to Page]
- D.9.3 Control pilot circuit hardware
- D.9.4 Control pilot circuit functionality
- Figure D.8 – Energy transfer between different charging stations and EVs that are equipped with accessories according to IEC 62196-2 [Go to Page]
- [Go to Page]
- D.9.5 Sequence to select LIN-CP or PWM-CP after plug-in
- Figure D.9 – Control pilot circuit state diagram for LIN-CP and PWM-CP (See key list in Table D.5) [Go to Page]
- D.10 Procedures for test of charging stations [Go to Page]
- D.10.1 General
- D.10.2 Test of normal use
- D.10.3 Test of disconnection under load
- Table D.25 – Normal charge cycle test [Go to Page]
- [Go to Page]
- D.10.4 Overcurrent test
- D.10.5 Test of interruption of LIN communication
- D.10.6 Test of short circuit between the control pilot conductor and the protective conductor
- D.10.7 Test of options
- Annex E (informative) Charging station designed with a standard socket-outlet – Minimum gap for connection of Modes 1 and 2 cable assembly [Go to Page]
- E.1 Overview
- E.2 General
- Figure E.1 – Examples of standard plugs that are considered for this Annex E [Go to Page]
- E.3 Minimum gap for connection of Mode 2 cables with type E/F plug and socket-outlet systems
- E.4 Minimum gap for connection of Mode 2 cables with type BS1363 plug and socket-outlet systems
- E.5 Minimum gap for connection of Mode 2 cables with IEC 60309-2 straight plug and socket-outlet systems
- Figure E.2 – Packaging configurations allowing the use of a large part of the common products for standard plugs and socket-outlets
- Bibliography [Go to Page]