Kaichi Electric Manuals

Kaichi Electric JCZ5(C)-12kV Series AC High Voltage Vacuum Contactor Product Leaflet

The JCZ5(C)-12kV series vacuum contactors are designed for 12 kV (or lower) AC systems with a frequency of 50‑60 Hz and a rated current up to 630 A. They are optimized for frequent make‑break operations, especially with capacitive loads such as transformers and capacitor banks, and offer a compact structure, good insulation and easy maintenance of the secondary circuit.

The leaflet lists the main construction elements, available operation mechanisms (electromagnetic, permanent‑magnet or electronic fast‑close), control voltage options, and detailed technical specifications including voltage, current, power, mechanical life and wiring diagrams. This manual is written in Chinese.

Covers: Product Features · Technical Parameters · Model Selection Guide · Dimensions and Installation · Auxiliary Switch and Wiring Diagram