Malfunctions - Bauer MSXH Operating Manual

6.1.6 Malfunctions


The red key is lighting up:
The motor protection system has turned off the motor.
Find the cause of the malfunction and remedy it.
The light of the red key goes out.

The motor cannot be started:
Check power supply: Is main switch in position "ON"?
Check control voltage fuse "F3".
6.1.7 Safety instructions
Always disconnect system from power supply before working on the starter.
6.2 INTERVAL OPERATION
6.2.1 Control Box Components
Three contactors with timer for star-delta start-up. Control unit LOGO for manual and interval operation.
Motor protection devices:

Motor protecting relay

Thermistor tripping relay for temperature monitoring
Operating Manual for BAUER Submersible Mixer/ Version I-2013 18