Contactor SU440, SU431, SU422
- Description
- Description
Description
The SU DC contactor is a universal contactor for shunting operation in DC and AC networks, for controlling motors, especially under reversing conditions with heavy starting and counter-current braking. Each contactor in the basic version is equipped with an auxiliary switch LP-4 with auxiliary contacts 2z+2r. SU series contactors are designed for use in traction, crane, marine vessel and automation systems. SU contactors are currently manufactured under the registered trademark ZAKŁAD APARATÓW ELKTRYCZNYCH APENA®.
| SU-440 | SU-431 | SU-422 | |
| DC3 power U=110V | 17 kW | 17 kW | 17 kW |
| DC3 power U=220V | 33 kW | 33 kW | 22 kW |
| Main tracks | 2 NO | 2NC | 1NO+1NC |
| Auxiliary contacts | 2NC+2NO | 3NC+1NO | 2NC+2NO |
| Ith rated current (A) | 250 | 250 | 250 |
| Control voltages(min/max) | 12/220VDC | 12/220VDC | 12/220VDC |
Available traction executions.
