CKG4-12 Indoor High Voltage AC Vacuum Contactor – 12kV 1250A Magnetic Contactor for Motor, Transformer, and Capacitor Control
The CKG4-12 1250A Vacuum Contactor is specifically engineered for 12kV medium-voltage power systems, serving as a high-performance and cost-effective upgrade from traditional air contactors. Utilizing advanced vacuum arc-extinguishing technology, this contactor delivers exceptional safety, a long operational service life, and stable performance under demanding conditions. It is the ideal solution for the frequent switching and remote control of heavy-duty industrial equipment, including AC motors, power transformers, and capacitor banks.
CKG4-12 High Voltage Vacuum Contactor (12kV / 1250A)
Product Overview
The CKG4-12 1250A Vacuum Contactor is specifically engineered for 12kV medium-voltage power systems. It serves as a high-performance, cost-effective upgrade choice, ideally replacing traditional air AC contactors. Utilizing advanced vacuum arc-extinguishing technology, this series delivers a long service life, superior safety, and stable performance, even in the harshest industrial environments.
Integrated Design & Structure
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Advanced Architecture: Features an internationally popular upper and lower assembled modular structure, ensuring a clear internal layout.
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Integrated Frame: Combines high-performance vacuum interrupters with a stable electromagnetic operating mechanism and a reliable auxiliary switch system.
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High-Strength Materials: The compact design utilizes high-strength insulation materials to enhance safety and reliability.
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Low Operational Loss: Guaranteed low main-circuit resistance ensures high efficiency and significantly reduced energy loss during operation.
Core Advantages
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Long Operational Life: Vacuum technology prevents contact oxidation and reduces arc damage, resulting in significantly lower maintenance frequency and downtime.
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High Safety Standards: The unit is fireproof, explosion-proof, and pollution-free.
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Excellent Breaking Performance: Provides good three-phase synchronization and stable mechanical characteristics for reliable interruption under frequent operation conditions.
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Easy Maintenance: The modular design simplifies production and maintenance, allowing for easy installation, commissioning, and component replacement.
Technical Applications
Due to its wide application range and lower total lifecycle cost, the CKG4-12 is ideally suited for:
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Metallurgy & Mining
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Oil & Gas and Chemical Industries
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Railway Systems & Power Distribution Networks
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Heavy-Duty Equipment Control: Ideal for frequent switching and remote control of AC motors, transformers, and capacitor banks.
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