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Question
- ^; \0 u2 h5 AWhat are the sample requirements for power cables for rated voltages from 6kV (Um=7.2kV) up to
. _9 W& F S H) x8 H30kV (Um=36kV) per IEC 60502-2?
: V2 U, G% U0 l( F% o3 j0 H& hDecision
" E: S7 I0 S# e4 z4 S: UThe sample requirements for each type of cables per IEC 60502-2 shall be as follows:
2 C: \/ M: b1 o1 sample of three cores with the maximum cross-section and the highest rated voltage;# }/ k+ ^9 {5 V
1 sample of three cores with the cross-section in the range of 95mm2~630mm2;) L5 ?2 R# W; ~' B# c+ A
If the scope of application includes copper conductor and aluminum conductor simultaneously, above) | B3 ~8 u6 w7 Q# X
2 samples shall be 1 sample with copper conductor and 1 sample with aluminum conductor.# q7 n- }5 Y3 I4 `: x, v* L
In addition, for those cables with or without armor, armored cables can cover the un-armored cables./ E! U: Z1 T3 l
Different type of armor shall be regards as different type.
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