Vacuum AC Contactor, CKJ5 Series
This low voltage vacuum AC contactor is designed for frequent starting and controlling of AC motors. It utilizes vacuum interrupters for arc extinction, providing reliable performance and long service life.



Technical Specifications
Product Overview
CKJ5 Series Low Voltage Vacuum AC Contactor
The CKJ5 series is a high-performance vacuum AC contactor designed for frequent starting and controlling of motors in industrial environments. Utilizing advanced vacuum interrupter technology for arc extinction, it provides reliable switching, high breaking capacity, and a long operational life. Its compact, robust construction makes it ideal for seamless integration into power distribution systems and motor control centers, even in challenging conditions.

Technical Specifications
Common Applications
- AC Motor Control
- Power Distribution Systems
- Motor Control Centers
- Capacitor Switching
- Available Rated Currents
- 125A250A400A630A
- Switching Technology
- Vacuum Interrupter
Dimensional Data
Installation Parameters
| Model | Mounting Hole Horizontal (mm) | Mounting Hole Vertical (mm) |
|---|---|---|
| CKJ5-125 | 107 | 87 |
| CKJ5-250 | 160 | 70 |
| CKJ5-630 | 220 | 160 |





