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

小米

广东安规检测
有限公司提供：

小型摆管淋雨试验机

IPX5X6X7喷水试验机

1000L恒温恒湿箱

各种试验指现货

可程式恒温恒湿试验箱

水平垂直燃烧机

自动卷线器试验机

耐划痕试验机

各种灯头量规现货

灼热丝试验机现货

GB1002插头量规

IPX1-X7淋雨现货

IEC61347/UL935镇流器热试验箱

灯具防风罩

IK冲击试验机

UL498插头插座量规

VDE0620插头插座量规

稳定性试验台

家电温升测试角

针焰试验机现货

热电偶焊机现货

家电125mm试验指

E12灯头量规

无绳壶无绳电熨斗插拔寿命试验机

IEC60335试验指甲

DSH 764 1 `5 {/ {3 i: M& y

Sample requirements for power cables for rated voltages of 1kV(Um=1.2kV) and 3kV(Um=3.6kV) ! r% ^( [3 [0 ]0 G3 R

-

60502-1(ed.2);am1

: K: o% p. P* }Question:
& I5 ?9 ]; a4 s3 {4 [1 K' o+ \What are the sample requirements for power cables for rated voltages of 1kV (Um=1.2kV) and 3kV (Um=3.6kV) per
IEC 60502-1?
8 i( j6 W+ {# iDecision:
The sample requirements for each type of cables per IEC 60502-1 shall be as follows:
: E. t5 @% S9 o. ~1kV cables:
1 w, x+ w0 X) Z, ^1 sample of approximately maximum cross-section with copper or aluminium conductor.
! b& R9 t  E' w" j2 m5 Y  w1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor.
3kV cables and 1kV cables simultaneously:
, {4 Z% @5 o  R" ^/ P1 sample of approximately maximum cross-section with copper or aluminium conductor for rated voltage of 3kV.
1 sample of maximum number of cores and middle cross-section with aluminium or copper conductor for rated voltage of 3kV.
0 Q+ k/ a" G1 a3 Q% c; A1 U8 g1 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.
1 n! s( `- _0 S


5 h$ X; O5 r0 {