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TRIOE1520 contactor is suitable for railway electric locomotives, EMUs, metro vehicles and other automatic control devices, etc. It is mainly used for remote switching control of power system. TRIOE1520 contactor features electromagnetic drive and modular mechanism, which can realize various types by changing the combination to meet different needs, and the main high-voltage circuit has no polarity requirements.
| Contact structure |
Normally open |
| Rated operating voltage |
1500 Vdc |
| Rated current (bipolar parallel) |
2000 A |
| Breaking current (bipolar parallel) |
1100 A |
| Rated insulation voltage |
1800 V |
| Overvoltage level |
OV3 |
| Number of poles |
Bipolar |
| Short-circuit breaking current (bipolar parallel) |
4400 A |
| Short-time withstand current (bipolar parallel) |
8800 A 10 s |
| Short-circuit making current (bipolar parallel) |
1100 A 15 ms |
| Critical current |
30 A |
| Operating frequency class |
A2/C3 |