Safety Instructions In Operation - Anti-Condensation Heating; Safety Instructions Relating To Ventilation; Safety Instructions For Forced Ventilation (Option); Safety Instructions When Operating Motors With Fan - Siemens SIMOTICS 1LE8 Operating Instructions Manual

Operation
8.1 Safety instructions for operation
8.1.1

Safety instructions in operation - anti-condensation heating

Overheating as a result of the anti-condensation heating
If the anti-condensation heating is operated while the motor is operational, this can increase
the temperatures inside the motor and cause material damage.
• Install an interlock circuit that switches off the anti-condensation heating once the main
motor is switched on.
• Only switch on the anti-condensation heating after the motor has been switched off.
Comply with the data stamped on the plate of the anti-condensation heating, if available.
8.1.2

Safety instructions relating to ventilation

8.1.2.1

Safety instructions for forced ventilation (option)

Forced ventilation (optional): Type of cooling IC 416 in accordance with EN / IEC 60034-6
Risk of burning
Operating the motor without a separately driven fan results in overheating. This may result
in death, personal injury and material damage.
• Never commission the motor without a separately driven fan.
8.1.2.2

Safety instructions when operating motors with fan

Risk of injury when touching the fan
There is a risk of injury at motors equipped with a fan cover (e.g. on motors in the textile
industry), as the fan is not completely touch protected.
• Do not touch the rotating fan.
• Do not put your fingers into the larger air discharge openings.
• Prevent manual intervention by using suitable measures, e.g. appropriate housings or a
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WARNING
CAUTION
protective grating.
1LE8 轴高 80 ... 355
操作说明, 11/2022, A5E52373573A