Description:
ZN63 (VS1) -24Series type indoor high voltage vacuum circuit breaker is rated voltage 24kV, three-phase AC 50Hz Indoor high-voltage switchgear ,apply for power stations, substations, and industrial and mining enterprises to control or protection transmission and distribution systems , especially for the important high altitude breaking load and frequent operation place.
Circuit breaker operating mechanism for the spring energy storage type, can use AC and DC energy storage operations, can also be used manually.
Circuit breaker can be equipped with long life permanent magnetic actuator, mechanical life can reached 60000 times ,can be used for extremely Frequent operation place,
Technical data:
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Product Name
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24KV ABB Type Vacuum Circuit Breaker
ZN63(VS1)-24
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Tyep
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Circuit Breaker
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Rated Voltage
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11KV / 12KV
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Rated Short-Circuit Breaking Current
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20KA / 25KA , 31.5KA
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Rated Current Rated Current
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630A / 1250A,630A / 1600A
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Frequency
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50HZ
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Alitude
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Not exceed 1000m
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Ambient Temperature
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not higher than +40 °C ,
not less than -15 °C
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Certificate
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ISO9001
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Machanical Life
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10000 times
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RMS
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20KA /25KA , 80KA
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Dynamic Stability rated current(peak)
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63KA , 80 KA
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Rated short-circuit closing current(peak)
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63KA
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Rated short-Circuit breaking time
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50 Times
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Rated operating sequence
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O-0.3s-CO-180s-CO
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Rated thermal stabilization time
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4s
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