The **GLVAC CKJ5-250/1.14** is a high-performance AC vacuum contactor engineered for efficient making and breaking of remote motors and electrical systems rated up to 1140V. Utilizing advanced vacuum interrupter technology, this model is specifically designed for frequent AC motor control in demanding environments such as oil fields, chemical plants, mines, and electrified railways. The vacuum medium provides superior isolation and arc-extinguishing capabilities, ensuring safe operation, minimal contact wear, and an extended mechanical life of one million cycles. Its robust 250A capacity and stable performance make it a premier solution for heavy-duty industrial power management infrastructure.
| Operating Voltage | 1140V (1.14kV) |
|---|---|
| Operating Current | 250A |
| Rated Making Capacity | 2500A (A/50 times) |
| Rated Breaking Capacity | 2000A (A/50 times) |
| Limited Breaking Capacity | 4500A (A/3 times) |
| Mechanical Life Time | 1,000,000 Cycles |
| Electrical Life Time | 60,000 Cycles |
| Control Power Voltage | 36V, 127V, 220V (Options) |
| Auxiliary Contact | 2 x NO + 1 x NC |
| Pick-up / Hold Power | 500W (Transient) / 30W (Hold) |
| Weight | 7.00 kg |
Download the official GLVAC CKJ5-250/1.14 datasheet for comprehensive technical documentation, including dimensional drawings, wiring layouts, and high-voltage performance data.