FLW34 pole mounted SF6 load break switch is used for breaking rated voltage 12/24/40.5kV,rated current 630A、50/60Hz power distribution system, closing load current and over load current of power system, it could separate automatically track sections of power distribution which faults occur.
FLW34 pole mounted SF6 load break switch is used for breaking rated voltage 12/24/40.5kV,rated current 630A、50/60Hz power distribution system, closing load current and over load current of power system, it could separate automatically track sections of power distribution which faults occur. The switch is matched with electronic controller which is with the latest technology. The switch has manual, motor, remote operation modes. The electronic controller would be installed inside the stainless steel box, so it could be used in various climate conditions. Besides that, the wire/wireless modem installed inside control box could achieve remote monitoring and controlling. It’s easy and convenient for installation the switch on pole, and that could reduce the execution cost.
Main Technical Parameters
Project
Model
Products Type
FLW34-12
FLW34-24
FLW34-40.5
Maximum System Voltage
15KV
25.8kV
40.5KV
Rated Continuous Current
630A
630A
630A
Rated Frequency
50/60Hz
50/60Hz
50/60Hz
Short Time Withstand Current(rms)
20kAl4sec
25kA/1sec
20 kA/1sec
Mainly Active Load Current
630A
630A
630A
Number of Load-break Operations
400times
400times
400times
Short-circuit Making Current(peak)
50kAp
50kAp
50kAp
Number of Making Operations
5times
5 times
5times
Cable Charging Current
25A
25A
25A
Line Charging Current
1.5A
1.5A
2A
Closed Loop Circuit Current
630A
630A
630A
Transformer Magnetizing Current
22A
22A
22A
Power Frequency Withstand Current Test
50kV
60KV
95KV
Impulse Withstand Current Test(1.2×50μs)
85KV
150kV
195KV
Dimensions And Mounting Dimensions (mm)
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