131SA - Discontactor control box with Phase sequence/failure relay + alarm
Command and protection of motors used on the extraction of residual waters or other efluents.
- Plastic Box 350x250x140 mm in grey ABS RAL7035 with hinge and transparent lid in policarbonate.
- Contactor and overload relay of the selected brands.
- Sequence Phase / Failure relay for protection in case of change or lack of phase.
- Automatic acoustic alarm functioning (AUT), test or OFF (0), mode system controlled by a 3 positions toggle switch with rubber cap, without interfering with the light alarm.
- Protection against short-circuits by a circuit breaker.
- Protection against overloads by an overload relay.