Siemens SIMOTICS FD 1LH1 Operating Instructions & Installation Instructions page 112

Operation
8.1 Safety instructions for operation
Faults in operation
Any changes with respect to the normal condition can indicate that the machine is not
functioning correctly.
● Higher power consumption, temperatures or vibration levels.
● Unusual noise or smells.
● Monitoring devices respond.
These changes can cause faults which can result in eventual or immediate death, serious injury
or material damage.
● Immediately inform the service personnel.
● If you are in doubt, immediately switch off the machine, carefully observing the system-
Damage caused by condensation
Humidity in the air can condense for intermittent duty or load fluctuations. Condensate can
collect. Moisture can have a negative impact on the winding insulation or result in damage, such
as corrosion.
● Ensure that any condensation can freely flow away.
Risk of burn injuries as a result of hot surfaces
Individual machine parts can become hot in operation. Burns can result when coming into
contact with these parts.
● Never touch machine parts during operation.
● Allow the machine to cool down before starting work.
● Check the temperature of parts before touching them. If required, wear suitable protective
Excessively high machine temperature when heating is switched on
If the anti-condensation heating is operated while the machine is running, this can increase the
temperatures inside the machine. Material damage can result.
● Make sure that the anti-condensation heating is switched off before the machine is switched
● Only operate anti-condensation heating when the machine is switched off.
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specific safety conditions.
equipment.
on.
SIMOTICS FD 1LH1
Operating Instructions 01/2019