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Pre-mould joint

8.7/15kV Silicone Rubber Pre-mould Joint

Voltage

1&3 core Pre-mould Joint

Suit for cable Section
(mm 2 )

Insulation OD
of Applicable Cables

8.7/15kV

JCP-10/3(1).1#

35

16.218.2

JCP-10/3(1).2#

50

17.819.6

JCP-10/3(1).3#

70

19.521.0

JCP-10/3(1).4#

95

20.522.5

JCP-10/3(1).5#

120

22.024.3

JCP-10/3(1).6#

150

23.525.8

JCP-10/3(1).7#

185

25.027.4

JCP-10/3(1).8#

240

27.029.5

JCP-10/3(1).9#

300

29.532.0

JCP-10/3(1).10#

400

32.534.8

JCP-10/3(1).11#

500

34.037.5

 

Test Standard for 8.7/15kV Pre-mould Joint

Sample test No.

Test Items

Requirements

Results

Remarks

8.7/15kV Silicone Rubber pre-mould Joint

JPC-10 3*185

AC withstand
voltage test

No flashover,No breakdown shall occur at 39kv for 5 min

No flashover,No breakdown shall occur at 39kv for 5 min

PASS

Partial discharge at testambient temperature

15kv,10pc

2pc

PASS

Heating cycle voltage test in air

No flashover,No breakdown during 3 cycles at 95 -10023kV

No flashover,No breakdown During 3 cycles at 95 -100 23kV

PASS

Partial discharge test at 95 -100

15kv,10pc

2pc

PASS

Impulse withstand voltage test at 95 -100

No flashover,
No Breakdown
95kV,10 times

No flashover
No Breakdown 105kV, 10 times

PASS

Dynamic short-circuit test

No visible deterioration at 80.1kA,not less than 10ms

No visible deterioration at 80.49 kA,67ms

PASS

AC withstand
voltage test under rain

No flashover No breakdown shall occur at 35kv 1min

No flashover No breakdown shall occur at 35kv 1min

PASS

 

 

 

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