DSH 764 Sample requirements for power cables for rated voltages of 1kV(Um=1.2kV)

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DSH 764 + Z5 x& _" q( O) H/ _) E- u

Sample requirements for power cables for rated voltages of 1kV(Um=1.2kV) and 3kV(Um=3.6kV)

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60502-1(ed.2);am1 1 }, w" N) s7 n$ y+ u/ _! T6 V) T

! V; a( |3 I2 y3 q# yQuestion:
What are the sample requirements for power cables for rated voltages of 1kV (Um=1.2kV) and 3kV (Um=3.6kV) per
$ L( k- L4 m7 g6 x" H; }; aIEC 60502-1?
Decision:
The sample requirements for each type of cables per IEC 60502-1 shall be as follows:
) H% G) E- q% \. s& h0 E: k1kV cables:
1 S& k: }+ {5 @7 X' v' l1 sample of approximately maximum cross-section with copper or aluminium conductor.
1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor.
3kV cables and 1kV cables simultaneously:
, z2 [8 [. h, n1 sample of approximately maximum cross-section with copper or aluminium conductor for rated voltage of 3kV.
- K! E! r, H/ Z% ~1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor for rated voltage of 3kV.
# [+ M/ I8 R) m/ H% q& ?8 s+ F1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor for rated voltage of 1kV.
For cables of the same series type (excluding halogen free cables), armoured cables can cover the un-armoured cables.


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