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1996/04 - Subclause 22.42 Athens, November 1996, CLC/TC 61(SEC)1098
# L9 n+ { u; V& G1 X6 ?% L1 tCLC/TC 61(AT)2609 G0 Z! n6 u% o
Concerning Y2 capacitors used as protective impedance, the following applies for bridging insulations:8 }! ^6 U3 X( J: Y q
a) Two Y2 capacitors (voltage proof 1 500 V,peak impulse 5 kV); combination Y2 (basic insulation) + Y2 (supplementary insulation)
e* `0 u1 L1 ?Not accepted.
/ N/ G% P+ N5 fAcceptance for two Y2 capacitors with voltage proof 2 500 V only
4 ?3 v% H1 q# ?' h- v/ X! Q' }: gb) Combination Y1 (basic insulation) + Y2(supplementary insulation)
( Z( [" [ a7 X1 @ x+ L4 LAccepted for Y2 capacitors with voltage proof 2 500 V only
# Q& g- M3 m/ \" t+ R2 kc) Combination Y2 (basic insulation) + Y1 (supplementary insulation)
0 z+ q6 X+ Y* q7 aAccepted (idem b)7 G; U; k. F+ f% D
d) Combination of three Y2 capacitors in series Not accepted |
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