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The product can be used in system with AC50Hz and rated voltage of 10KV,used together with other protection facilities(such as loading
switches).It ccan protect electric transformers and other electric facilities against overloading or circuit break.It is mainly used in American
box type transformers as backup protection.
TYPE
RATED VOLTAGE
(KV)
RATD CURRENT
(A)
MAIN DIMENSION
(mm)
RATED CUT-OFF CURRENT
(KA)
LENGTH
DIAMETER
WEIGHT (KG)
SDO*J
7.2
3.15,6.3,10,16
192
51
50
1.47
SFO*J
20,25,31.5,40,50,63
76
3.15
SDL*J
12
3.15,6.3,10,16,20,25,
31.5,40,50,63
292
SFL*J
50,63,80,100
SKL*J
125
SXL*J
160,200
88
4.15
SDM*J
6.3,10,16,20,
442
25,31.5,40,50,63
63
SFM*J
63,80,100,
125,160
SXM*J
200,250
24
3.15,6.3,10,16,20,25,31.5,40
2.7
4.5
5.4
SDQ*J
40.5
10,16,20
537
31.5
2.9
SFQ*J
25,31.5,40,50
5.51
SXQ*J
63,80
6.5