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1996/04 - Subclause 22.42 Athens, November 1996, CLC/TC 61(SEC)1098. u; b' A0 l( P' z3 j, W$ y
CLC/TC 61(AT)260
A1 P% ]; M' ~4 z8 | AConcerning Y2 capacitors used as protective impedance, the following applies for bridging insulations:) y" C; g. s6 H6 _
a) Two Y2 capacitors (voltage proof 1 500 V,peak impulse 5 kV); combination Y2 (basic insulation) + Y2 (supplementary insulation)% H7 D# o" o' u( x' H
Not accepted.
9 @/ G3 k; C& {& m5 `) j7 XAcceptance for two Y2 capacitors with voltage proof 2 500 V only
0 H8 z4 V! P+ Nb) Combination Y1 (basic insulation) + Y2(supplementary insulation)$ F7 [: S9 H% J; c! s
Accepted for Y2 capacitors with voltage proof 2 500 V only
" k# c6 d- y6 h/ A) z; Ic) Combination Y2 (basic insulation) + Y1 (supplementary insulation)& J' l7 Z2 h' F; W
Accepted (idem b)
: }: e+ q% d& O l" |! td) Combination of three Y2 capacitors in series Not accepted |
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