VSM-12 Indoor High Voltage Permanent Magnet Vacuum Circuit Breaker (12kV VCB)
The VSM-12 series is a cutting-edge indoor high voltage vacuum circuit breaker equipped with a permanent magnetic operating mechanism. Designed for 12kV power systems, it offers exceptional reliability and a significantly longer mechanical life compared to traditional spring mechanisms. The VSM-12 features a maintenance-free actuator and superior insulation, making it the ideal choice for frequent switching operations in substations and industrial power grids.
VSM-12 Series Handcart Type Permanent Magnetic Vacuum Circuit Breaker (12kV)
Product Overview
The VSM-12 series represents a significant advancement in indoor high-voltage switchgear technology. Designed for 12kV power systems, this handcart-type vacuum circuit breaker (VCB) integrates a state-of-the-art permanent magnetic operating mechanism with high-performance vacuum interrupters.
By adopting an innovative front-and-rear construction, the VSM-12 offers a compact, intelligent, and highly reliable solution for electrical net construction and reconstruction projects in municipal, rural, mineral, and railway systems.
Key Technical Features
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Permanent Magnetic Actuator: Equipped with a permanent mechanism that is natively air-insulated and designed for long-term service with minimal maintenance.
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Advanced Insulation (APG Technology): The insulation house is cast with premium epoxy resin using APG technology, protecting vacuum interrupters against impact and dust accumulation.
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Intelligent Operation: Engineered for fields requiring frequent switching, offering high reliability and long endurance.
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Maintenance-Free Design: The simplified structure of the permanent magnetic mechanism significantly reduces the number of moving parts, ensuring a “free maintenance” lifecycle.
Application & Versatility
The VSM-12 is specifically optimized for indoor installations across various power load types:
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Power Grid Reconstruction: Ideal for municipal and rural network upgrades.
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Industrial & Railway: Perfectly suited for railway net systems and mineral applications where high short-circuit operation cycles are required.
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Environmental Resilience: Maintains excellent insulation properties even under humid, hot, or polluted ambient conditions.
Structure & Construction
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Main Conducting Circuit: Features a floor-standing type layout.
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Integrated Insulation: The upper and lower outlet terminals, along with the vacuum interrupters, are securely installed within a single insulation house for maximum safety.
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Handcart Design: The handcart configuration allows for easy insertion and withdrawal from switchgear cabinets, simplifying maintenance and inspection procedures.
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