| Customization: | Available |
|---|---|
| Type: | Power |
| Operation Voltage: | Low Voltage |
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Yueqing Liyond Electric Co., Ltd. offers a series of contactors utilizing vacuum switch tubes as arc extinguishing components. These contactors boast features such as no arc flash, long lifespan, noise-free operation, compact size, and high reliability. They are designed for use in AC power networks with a frequency of 50/60 Hz and a rated operating voltage of 1140 volts. These contactors are ideal for connecting and disconnecting circuits, forming electromagnetic starters with thermal relays or electronic protection devices, and integrating with various protection systems. They are particularly well-suited for creating explosive electromagnetic starters and power control panels. These contactors are widely used in industries such as coal, petroleum, chemical, metallurgy, machinery, transportation, and power.
| Main circuit rated voltage | kV | 1.14 | |||||
| Main circuit rated current | A | 80 | 125 | 160 | 250 | 400 | 630 |
| Main circuit making capacity | A/100times | 800 | 1250 | 1600 | 2500 | 4000 | 6300 |
| Main circuit breaking capacity | A/100times | 1000 | 1000 | 1000 | 2000 | 3200 | 4800 |
| Electrical life AC3 | Ten-thousand times | 60 | |||||
| Electrical life AC4 | Ten-thousand times | 6 | |||||
| Mechanical life time | Ten-thousand times | 300 | |||||
| Rated operating frequency AC3 | times/h | 600 | |||||
| Rated operating frequency AC4 | times/h | 120 | |||||
| Short-time operatin | times/h | 2000 | |||||
| Clearance between open contacts | mm | 1.8±0.1 | 2.0±0.1 | ||||
| Over travel | mm | 1.0±0.1 | 1.0±0.1 | 1.0±0.1 | |||
| Contact circuit P/F. withstand voltage | kV | 2 | |||||
| Closing time | ms | ≤100 | |||||
| Opening time | ms | ≤80 | |||||
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