Switching On The Machine; Switching Off Water-Cooled Motors; Switching Off Force-Ventilated Motors - Siemens 1PH818 Operating Instructions & Installation Instructions

Operation

8.5 Switching off force-ventilated motors

8.3

Switching on the machine

● After starting the motor, observe it for a while to see if it is running smoothly and check the
● Monitor operation and the monitoring devices regularly and record the values you read off.
See also
Description (Page 21)
NOTICE
Excessive machine temperature
If the anti-condensation heating is operated while the machine is running, this can increase
the temperatures inside the machine. This can result in material damage.
● Make sure that the anti-condensation heating is switched off before the machine is
● Only operate anti-condensation heating when the machine is switched off.
8.4

Switching off water-cooled motors

● Switch off the cooling water supply for longer non-operational periods.
● When switching-off, also observe the converter operating instructions.
● If anti-condensation heating is available, switch it on.
8.5 Switching off force-ventilated motors
● Switch off the external fan during longer standstill periods.
● Follow the operating instructions of the converter.
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monitoring devices.
NOTICE
Speed monitoring
The motor is designed for a certain speed range.
If a motor is operated at impermissible speeds damage to the winding, bearings, or
complete destruction of the motor can be the result.
Ensure that the speeds specified on the rating plate are not exceeded by appropriately
configuring controller and speed monitoring components.
switched on.
Leave the fan on for approximately 30 minutes after switching off the motor to avoid
overheating of the motor.
SIMOTICS M-1PH8 1PH818., 1PH822.
Operating Instructions 07/2016