7.2-12kV Five-Pole AC Vacuum Contactor

This series contactor includes an electrical insulating frame, metal base, and electromagnetic systems. It uses vacuum interrupters to extinguish arcs.

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7.2(12)kV Five poles AC vacuum contactor(CKG3) - Image 1

Technical Specifications

Product Overview

High-Voltage Vacuum Switching Technology

The 7.2-12kV Five-Pole AC Vacuum Contactor is a robust electrical switching device engineered for reliable performance in demanding industrial environments. Utilizing advanced vacuum interrupters, this contactor effectively extinguishes arcs, ensuring long service life and high operational safety. Its five-pole configuration provides comprehensive switching capabilities suitable for motor starting, capacitor switching, and complex three-phase AC circuit control.

Technical Specifications

Rated Voltage: 12 kV
Pole Configuration: Five-Pole
Core Components: Vacuum InterrupterElectromagnetic SystemPermanent MagnetAuxiliary SwitchPower Module

Operational Details

Operational Mechanism

Electromagnetic coil activation drives armature
Vacuum interrupter arc extinction
Permanent-magnet maintenance mode
Power module energy storage discharge for degaussing
Spring-assisted main contact breaking

Suitable Applications

Motor StartingCapacitor SwitchingIndustrial High-Voltage Control

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