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1250A Rated Current Vacuum Circuit Breaker with Overcurrent Protection 1250A Rated Current Vacuum Circuit Breaker with Overcurrent Protection
1250A Rated Current Vacuum Circuit Breaker with Overcurrent Protection 1250A Rated Current Vacuum Circuit Breaker with Overcurrent Protection
1250A Rated Current Vacuum Circuit Breaker with Overcurrent Protection 1250A Rated Current Vacuum Circuit Breaker with Overcurrent Protection

1250A Rated Current Vacuum Circuit Breaker with Overcurrent Protection

US$ 1000.00 ~ 2000.00
Min.Order: 10
Product origin: Wenzhou, Zhejiang, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 0 Reviews
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  • Breaking Capacity : High Voltage Circuit Breakers
  • Operation Type : Electric
  • Speed Classification : Normal Type
  • Arc-extinguishing Medium : Vacuum
  • Installation Method : Fixed
  • Number of Poles : 3
  • Protection Functions : Overcurrent, Overvoltage, Circuit-Breaker Failure
  • Certifications : ISO9001, CE, CCC
  • Rated Current : 1250A
  • Rated Voltage Range : 11kV, 22kV, 33kV
  • Electrical Life Rating : E2
  • Standard Compliance : IEC Standards
  • Contact Material : High-Conductivity Alloy
  • Operating Temperature : -30°C to +40°C
  • Storage Temperature : -40°C to +70°C
  • Relative Humidity : ≤95% (non-condensing)
  • Altitude : ≤2000m above sea level
  • Vibration Resistance : 2-9Hz, amplitude 3.5mm
  • Shock Resistance : 5g, 11ms half-sine

The Vacuum Circuit Breaker is a critical component in modern electrical power systems, designed to provide reliable interruption of current flow during fault conditions. Utilizing advanced vacuum technology as the arc-extinguishing medium, this breaker offers superior performance compared to conventional air or oil-based circuit breakers.

Vacuum Circuit Breaker Front View

Featuring a robust construction with fixed and moving contacts made from high-conductivity materials, our vacuum circuit breakers demonstrate exceptional durability against electrical erosion and thermal stress. The three-pole design ensures balanced performance across all phases of electrical distribution.

Vacuum Circuit Breaker Internal Components

These breakers are particularly effective in medium voltage applications, offering rapid arc extinction through the vacuum interrupter technology. The quick dielectric recovery of vacuum ensures minimal contact erosion and extended operational life, making them ideal for demanding industrial environments.

Key applications include power substations, industrial plants, commercial buildings, and utility distribution networks where reliable circuit protection is essential. The breaker's compact design allows for space-efficient installation while maintaining high breaking capacity.

Vacuum Circuit Breaker Installation

Our vacuum circuit breakers comply with international standards including ISO9001, CE, and CCC certifications, ensuring quality and safety in operation. The modular design allows for customization to meet specific project requirements.

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