Vacuum Circuit Breaker High Voltage Indoor Electrical 12kv 50HZ AC - 40℃-+40℃ 10000times 630a-1600a CE/ISO9001 ZN63(VS1)-12 HEYA
Product Description
Specification:
ZN63(VS1)-12 series indoor Vacuum Circuit Breaker is a three-phase AC 50Hz,rated voltage of 12kV indoor switchgear,control and
protection for industrial and mining enterprise,power plants and substations ,electrical facilities,and for frequent operation
place. Adopting VET operating mechanism and Circuit Breaker integrated ,design can be used as a fixed installation unit can also
be equipped with special advance mechanism ,the composition of handcart unit used
protection for industrial and mining enterprise,power plants and substations ,electrical facilities,and for frequent operation
place. Adopting VET operating mechanism and Circuit Breaker integrated ,design can be used as a fixed installation unit can also
be equipped with special advance mechanism ,the composition of handcart unit used
Product Description
Specification
NO. | Item | Units | Parameters | ||||||||
1 | Rated voltage | kV | 12 | ||||||||
2 | Rated frequency | Hz | 50 | ||||||||
3 | Rated insulation level | Rated lighnting impulse tolerance | kA | To erath/Phase to Phase 42/48 | |||||||
1 Min frequency voltage | To earth/Phase to Phase 75/85 | ||||||||||
4 | Rated shot-circuit breaking current | kA | 20 | 25 | 31.5 | 40 | |||||
5 | Rated current | A | 630 | 630 | 1250 1600 | 1250 1600 | |||||
1250 | 1250 | 2000 2500 | 2000 2500 | ||||||||
6 | Rated short circuit withstand current | kA | 20 | 25 | 31.5 | 40 | |||||
7 | Rated peak withstand current | 50 | 63 | 80 | 100 | ||||||
8 | Rated short-circuit alosing current（peak) | 50 | 63 | 80 | 100 | ||||||
9 | Duration of rated short circuit current | 4 | |||||||||
10 | Mechanical life | 10000 | |||||||||
11 | Frequency tolarance of the secondary circuit voltage(1min) | V | 2000 | ||||||||
12 | Rated operating sequence | O-0.3s-CO-180s-CO | |||||||||
O-180s-CO-180s-CO | |||||||||||
Ambient Condition:
1.The ambient temperature:-15°C-+40°C;
2.The altitude:≤1000M;
3.Relative humidity:daily average value is not greater than 95%,monthly average is not greater than 90%;
4.The surrounding air is not corrosive and flammable gas,steam and Other significant pollution;
5.Earthquake intensity：≤8 degree.
Advantages:
Simple structure
Adapt ultra low resistance type vacuum interrupter
Adapt optimization and modular spring operating mechanism
Suitable for occasions with frequent operation
Free maintenance and long service life
High reliable performance
Adapt ultra low resistance type vacuum interrupter
Adapt optimization and modular spring operating mechanism
Suitable for occasions with frequent operation
Free maintenance and long service life
High reliable performance
Product Categories : Circuit Breaker
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