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! x7 G/ s- _2 X! K9 j7 u | Sample requirements for power cables for rated voltages of 1kV(Um=1.2kV) and 3kV(Um=3.6kV)
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2 O) X* F b+ b( {; C5 {/ P | 60502-1(ed.2);am15 i8 C3 X; s3 Y7 L
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1 N* T- i1 T$ w8 W8 kQuestion:2 C4 j+ @. \: U9 X& N; _, h, u
What are the sample requirements for power cables for rated voltages of 1kV (Um=1.2kV) and 3kV (Um=3.6kV) per 7 f1 ^) s3 W5 h, c7 r* Y
IEC 60502-1?9 d3 O, b, U% j- U) o( t
Decision:
- C$ Q4 c+ [. l/ N4 `- [The sample requirements for each type of cables per IEC 60502-1 shall be as follows:) ^7 K: F" |' ~& w# a) @( s
1kV cables:1 b; V9 A |' C" }1 e
1 sample of approximately maximum cross-section with copper or aluminium conductor.
2 g* x$ `1 V9 K$ I2 H1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor.
- H1 z- `5 ~) R1 b7 M- C3kV cables and 1kV cables simultaneously:
5 W2 a; \! v1 k1 w, j2 L: V" C) D1 sample of approximately maximum cross-section with copper or aluminium conductor for rated voltage of 3kV.
3 c5 t, S& t4 I( h+ W3 m1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor for rated voltage of 3kV.: e# w! g+ z1 F$ ]' H% y8 K0 o
1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor for rated voltage of 1kV.! A* u$ H* Z; M" f0 o
For cables of the same series type (excluding halogen free cables), armoured cables can cover the un-armoured cables.0 Q& s$ ~/ C: r! `
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