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ZN63 (VS1) VCB1

Categories Vacuum Circuit Breaker
parameters: 630.1250.1600.2000.3150
Units: KA
Delivery Time: 5-10 Days
NO: 12
Item: Rated operating sequence
Price: Negotiate
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Packaging Details: Carton
Place of Origin: China
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ZN63 (VS1) VCB1

ZN63 (VS1)-12 Series Indoor High Voltage Vacuum Circuit Breaker

The ZN63 (VS1)-12 series is a high-performance 12kV, three-phase AC 50Hz indoor vacuum circuit breaker designed for critical power distribution and protection.

Key Advantages & Applications

  • Versatile Operation: Supports spring energy storage (AC/DC or manual) and optional long-life permanent magnetic actuators.
  • High Durability: Engineered for frequent operation with a mechanical life reaching up to 60,000 cycles.
  • Industrial Reliability: Ideal for power stations, substations, and industrial/mining enterprises requiring robust load breaking.

⚙️ Core Specifications

Series: ZN63 (VS1)-12

Type: Indoor High Voltage Vacuum Circuit Breaker

Rated Voltage: 12kV

Technical Parameters

ItemUnitsParameters
Rated voltageKV12
Rated FrequencyHZ50
Rated CurrentA630.1250.1600.2000.3150
Rated short-circuit breaking currentKA20 25 31.5
Rated short-circuit closing currentKA50 63 80
Rated short-circuit durationS4
Rated operating sequence-0-0.3s-CO-180s-CO
Mechanical lifeTimes20000
Rated Storage/Op VoltageVAC DC 220/110
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