GW4 Old Type Copper Bar Contact Arm Outdoor Isolator Switch Three-phase 50Hz HV Disconnector

Classification:Isolation switch

Inside Road & Administration Industry & Trading Garden,Houshan Industry Area,Fuzhou City,Fujian Province

0591-22806687 0591-22806697

0591-22806667

bs@china-grid.com.cn

Overview
Description:

GW4 outdoor high-voltage isolator switch is used for outdoor high-voltage electrical equipment with three-phase AC 50Hz. It can be used for the line to be separated under voltage and no load, as well as for the repair of high-voltage busbars, circuit breakers and other electrical equipment and live high-voltage lines. For electrical isolation, it can also be used to open small capacitors or inductor currents.

An insulation distance that meets safety requirements is provided when the knife is in the normal opening position. Widely used in 35-220kV substation.

Type Rated voltage
(KV)
Rated current
(A)
Isolator switch
Rated peak withstand current
KA
45 rated short-time withstand current
KA
GW4 General type
(anti-fouling type)
l2 630 50 20
1000 65 25
1250 80 31.5
17.5 630 50 20
1000 65 25
1250 80 31 .5
40.5 630 50 20
1000 65 25
1250 80 31.5
Contact Us
0591-22806687 0591-22806697
0086-13950298099
0591-22806667
Inside Road & Administration Industry & Trading
      Garden,Houshan Industry Area,Fuzhou City,Fujian Province
Sampras@china-grid.com.cn
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