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1996/04 - Subclause 22.42 Athens, November 1996, CLC/TC 61(SEC)1098
! k. y0 k D4 C+ n- m5 m! ~7 | t& UCLC/TC 61(AT)260
; w G1 H7 \/ z5 ~Concerning Y2 capacitors used as protective impedance, the following applies for bridging insulations:
+ h/ V$ H( z; N" ] S7 l" sa) Two Y2 capacitors (voltage proof 1 500 V,peak impulse 5 kV); combination Y2 (basic insulation) + Y2 (supplementary insulation)
3 f/ s" L& ^$ m, g; d/ KNot accepted. 9 r' a- a5 J0 ]% W$ i2 Y
Acceptance for two Y2 capacitors with voltage proof 2 500 V only
! x" j) A$ G [- G& P' Cb) Combination Y1 (basic insulation) + Y2(supplementary insulation): M: Q2 y4 b' U. w/ [
Accepted for Y2 capacitors with voltage proof 2 500 V only. e* H: r/ v+ F, f, P- @
c) Combination Y2 (basic insulation) + Y1 (supplementary insulation)
' a& l; s7 ~5 ^. q) b; T3 ]Accepted (idem b)
- a5 y. e0 T _3 k: Ad) Combination of three Y2 capacitors in series Not accepted |
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