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eLibrary > BS EN IEC 60034-5:2020 Rotating electrical machines - Degrees of protection provided by the integral design of rotating electrical machines (IP code). Classification >

BS EN IEC 60034-5:2020 Rotating electrical machines - Degrees of protection provided by the integral design of rotating electrical machines (IP code). Classification, 2020

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Annex ZA(normative)Normative references to international publicationswith their corresponding European publications
CONTENTS
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Designation [Go to Page]
4.1 General
4.2 Single characteristic numeral
4.3 Supplementary letters
4.4 Example of designation
5 Degrees of protection – First characteristic numeral [Go to Page]
5.1 Indication of degree of protection
5.2 Compliance to indicated degree of protection
5.3 External fans
5.4 Drain holes
Tables [Go to Page]
Table 1 – Test requirements for guards
6 Degrees of protection – Second characteristic numeral [Go to Page]
6.1 Indication of the degree of protection
Table 2 – Degrees of protection indicated by the first characteristic numeral
6.2 Compliance with lower degrees of protection
7 Marking [Go to Page]
Table 3 – Degrees of protection indicated by the second characteristic numeral
8 General requirements for tests [Go to Page]
8.1 General
8.2 Adequate clearance [Go to Page]
8.2.1 General
8.2.2 Low-voltage machines (rated voltages not exceeding 1 000 V a.c. and 1 500 V d.c.)
8.2.3 High-voltage machines (rated voltages exceeding 1 000 V a.c. and 1 500 V d.c.)
9 Tests for first characteristic numeral [Go to Page]
Table 4 – Test and acceptance conditions for first characteristic numeral
Figure 1 – Standard test finger
10 Tests for second characteristic numeral [Go to Page]
10.1 Test conditions
Figures [Go to Page]
Figure 2 – Equipment to prove protection against dust
Table 5 – Test conditions for second characteristic numeral
Figure 3 – Equipment to prove protection against dripping water
Figure 4 – Equipment to prove protection against spraying and splashing water (shown with spraying holes in the case of second characteristic numeral 3)
Figure 5 – Hand-held equipment to prove protection against spraying and splashing water
Figure 6 – Standard nozzle for hose test
Figure 7 – Geometry of fan jet nozzle
Figure 8 – Measurement of the impact force
10.2 Acceptance conditions [Go to Page]
10.2.1 General
Figure 9 – Test set-up for determining the protection against high-pressure/steam-jet cleaning – degree of protection against ingress of water IP X9 for small enclosures [Go to Page]
10.2.2 Ingress of water
10.2.3 Withstand voltage test
11 Requirements and tests for open weather-protected machines [Go to Page]

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