Indoor VD4 VS1 High Voltage Trolley Vacuum Circuit Breaker Operating Mechanism
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- Supplier: Wenzhou Rockwill Electric Co. Ltd.
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Product Overview
Description
General
VD4/S type indoor high-voltage vacuum circuit breaker is an AC three phase 50Hz indoor high-voltage switching equipment with rated voltage of 24kV, mainly applied for protection and control in power distributi on system of power plant, electric substation and industrial and mining enterprise,It is especially applied for breaking of important load and place requiring frequent operation.
The circuit breaker equipped with permanent magnetic operating mechanism of long service life, its mechanical life can get to 100,000 times, which is suitable for place with extremely frequent operation.
The assembled structure design makes the circuit breaker can not only be used as a fixed unit but also as mid-cabinet unit when it is equipped with chassis.
Item | Unit | Parameters | RPS-24 | RPS-38 | ||
Rated Voltage | KV | 12 | 24 | 40.5(36) | ||
Rated Frequency | HZ | 50/60 | 50/60 | 50/60 | ||
Lightning Impulse Withstand Voltage | KV | 75/95 | 75/95 | 75/95 | ||
Power Frequency Withstand Voltage 1 Min(Dry/Wet) | KV | 48 | 65 | 95/118 | ||
Rated Current | A | 630-4000A | 630-2500A | |||
Peak Withstand Current(peak) | KA | 50/63/80/100 | 50 | 50/63/80 | ||
Rated Short Time Making Current | KA | 50/63/80/100 | 20 | 50/63/80 | ||
Rated Short Time Withstand Current(4s) | KA/S | 20/25/31.5 | 20/4 | 20/4 | ||
Rated Cable(line) Charging Breaking Current | A | 50 and 10 | 16 | 20 | ||
Rated Short Circuit Breaking Current | A | 20/25/31.5/40 | 1.5 | 2 | ||
Rated Single Capacitor Bank Switching Current | A | 400 | 600 | |||
Rated Operating Sequence | Mpa | O-0.3S-CO-180S-CO | ||||
Mechanical Life | Times | 10000 | ||||
Operation of Mechanical Stability | Times | 6000 | ||||
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