10KV Heat Shrinkable Power Cable Accessories joints

OK

No breakdown and flashover occurred on the combi.sample at 25kv,15min

No breakdown and flashover shall occur at 25KV

JB/T8144.1

A.C voltage withstand, 15 min

11

As left

Heating for 5h,cooling for 3h.Conductors temperature is90-95 in water bath,9 cycles,Results refer to the following Test

Heating for 5h,cooling for 3h.Conductors temperature is90-95 in water bath,9 cycles

DL413

Sealing test

10

OK

No breakdown occurred on the combi.sample at 35kv,4h

No breakdown and  shall occur at 35kv,4h

JB/T8144.1

A.C voltage withstand,4h

9

OK

No breakdown and flashover occurred on the combi.sample at 52kv,15min

No breakdown and flashover shall occur at 52KV

JB/T8138.1

D.C voltage withstand negative 15 min

8

OK

No breakdown of the combi.sample  occurred  at 105kv

10 positive and 10 negative impulses at 105kv,No breakdown

GB/T16927

JB/T8138.1

Impulse voltage withstand 1.2/50us+10times

7

OK

a,b,c   <3pc

20pc max.at 13kv

JB/T8138.3

Partial discharge

6

OK

a,b,c   <3pc

3pc max.at 9kv

JB/T8138.3

Partial discharge

5

As left

Conductors temperture is 95.Results refer to the following test

Heating for 5h,cooling for 3h.Conductors temperature is90-95,3cycles

JB/T8138.3

Load cycle

4

OK

a,b,c   <3pc

20pc max.at 13kv

JB/T8138.3

Partial discharge

3

OK

a,b,c   <3pc

3pc max.at 9kv

JB/T8138.3

Partial discharge

2

OK

No breakdown and flashover occurred on the combi.sample at 45kv,1min

No breakdown and flashover shall occur at 45KV

JB8144

AC withstand for 1 min

1

Joint

Results

Requirements

Test

Property

Item No

Heat-shrinkable power cable accessories testing for 10KV XLPE cable

300-400

JSY-10/3

1. With 3-layer technology, safe and reliable;
2. With long insulation tube, resolved the problem of creepage.
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