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Question
# x- A5 g9 d( _0 ]& qWhat are the sample requirements for power cables for rated voltages from 6kV (Um=7.2kV) up to& u, X6 Y1 ]4 d3 E. [1 I
30kV (Um=36kV) per IEC 60502-2?
& R+ D$ \, B' x* k+ Z) @& ODecision9 m; {6 F6 [- {& m( K
The sample requirements for each type of cables per IEC 60502-2 shall be as follows:
% X3 k1 P# t, K9 G9 G8 v9 ^1 sample of three cores with the maximum cross-section and the highest rated voltage;$ F* [' ]8 v* v& }' V9 x3 P7 ^- M
1 sample of three cores with the cross-section in the range of 95mm2~630mm2;
" f; G# b/ J- v; KIf the scope of application includes copper conductor and aluminum conductor simultaneously, above
% h0 _6 j( H1 D2 samples shall be 1 sample with copper conductor and 1 sample with aluminum conductor.
. ~! j2 A4 y2 s1 y1 [9 D+ zIn addition, for those cables with or without armor, armored cables can cover the un-armored cables.
1 e0 M6 R' `" |- g, f; XDifferent type of armor shall be regards as different type.5 h% h5 S: Q/ l% v3 I% o
* [9 u+ M# a1 H, H2 |, z C
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