Connections; Settings; Manual Mode; Automatic Mode - Bauer Magnum S Operating Manual

4.2.3 Connections


Power supply by means of 5-pole CEE plug-in connection.

Pump connection by means of clamp rail.

Screw terminals for connection of float switches.

Screw terminals for connection of an alarm system (Optional).

4.2.4 Settings

Timer for start-delta changeover:
Motor protection relay:

4.2.5 Manual mode


Push the green illuminated button: The motor starts up and changes from "star" to "delta" automatically
after about 3 seconds. The green illuminated button is alight.

Push the red illuminated button: The motor stops.

4.2.6 Automatic mode


Turn the selector switch to the "AUTOMATIC" position.

The upper float switches on the motor through the star-delta combination as soon as the pre-set liquid level
is reached. The green pushbutton is alight.

The lower float switches off the motor.

In the automatic mode the motor can also be started by pushing the green illuminated button.

Switching the selector switch to „0" finishes the automatic mode and turns off the motor.

4.2.7 Malfunction


The red pushbutton is alight:

The motor cannot be started:

4.2.8 Safety instructions

Always disconnect system from power before working on the starter.
WARNING!

4.3 Intermittent operation

4.3.1 Control box components

Three contactors with timer for star-delta start-up.
Motor protection devices :

Overcurrent monitoring relay

Thermistor tripping relay for temperature monitoring
Impulse-rest relay for intermittent operation
Operating manual BAUER Submersible Motor Pump / Version X-2010
approx. 3 seconds
see drawing no. 018 2565.4 automatic reset
The motor protection has switched off the motor.
Eliminate the cause of the fault.
Turn selector to „0", the red button goes out and the alarm horn stops.
Check power supply.
Check control power fuse "F3".
In the automatic mode the motor starts up without a warning!
Mount a safety sign!
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