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FKN12-12RD Indoor Vacuum High Voltage Load Breaker Switch 3 Phase 12kV 1250A

Categories Load Breaker Switch
Brand Name: QIUPU
Model Number: FKN12-12RD
Certification: IEC
Place of Origin: WENZHOU
MOQ: 20PCS
Payment Terms: T/T, Western Union
Supply Ability: 50000 PCS/Month
Delivery Time: 7 Days
Packaging Details: WOODENS
Rate Voltage: 12kV
Frequency Voltage: 42kV
Stable Current: 31.5kA/4s
Current: 1250A
Life: 1000 times
Abltidue: 8
Filth Level: II
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FKN12-12RD Indoor Vacuum High Voltage Load Breaker Switch 3 Phase 12kV 1250A

FKN12 High Voltage Indoor Vacuum Load switch with switcgear


The type FKN12-12RD high voltage indoor vacuum load switch and electrical comination is use for Three phase alternating current Concurrent 50HZ industrial power euipments , its can laod control and protect short current . Load switch is open-close load , closed current , and charging cables current . Electrical comination can close any current . There can be use by hand and power . FKN12-12RD is designed by drive type , light weight . Temperature is from 40 degree to -25 degree . Earthquake strength is 8 .


A load switch is an electrical switch between an isolation switch and a circuit breaker. It has a simple arc extinguishing device that can cut the rated load current and a certain overload current, but can not cut the short circuit current.


Specification:


ItemTechnical data
Rated voltage (KV)12
Rated frequency(Hz)50
Insulator(capacity)insulatingFrequency withstand voltage 5 min (KV)42
Frequency withstand voltage 1 min (V)2000
Lighting impulse withstand voltage (KV)75
Filth LevelII
Altitude1000

Principle:


Under the action of the separation spring, the spindle rotates clockwise, on the one hand, the piston moves upwards through the crank slide mechanism, compressing the gas. On the other hand, two sets of four-rod drive system make the main gate knife open first, then push the arc cutter to open the arc contact, the compressed air in the cylinder through the vent to extinguish the arc.

Quality FKN12-12RD Indoor Vacuum High Voltage Load Breaker Switch 3 Phase 12kV 1250A for sale
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