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Chemical substances required for the setup, operation and maintenance of machines may be
flammable. Burns and other damage to health and material may result.
• Read the information in these operating instructions and the product information supplied
by the manufacturer.
• Observe the relevant safety regulations and wear the personal protective equipment
specified.
Switching on the machine
Hazardous voltages
Electrical machines are at hazardous voltage levels. Contact with these can result in death,
serious injury or material damage.
Operating the machine on a line supply system with a non-grounded neutral point is only
permissible for short periods of time that occur rarely, e.g. the time leading to a fault being
eliminated. Cable ground fault EN / IEC 60034-1.
NOTICE
Damage to the machine or premature bearing failure
The bearings can be damaged if the following is not observed.
• It is absolutely crucial that you maintain the permissible vibration values to avoid damage
• In operation, observe the permissible vibration values in accordance with ISO 10816-3.
• Under all circumstances maintain the minimum radial load of cylindrical roller bearings of
• Take the appropriate measures to reduce bearing currents. Observe the Chapter Converter
Faults in operation
Changes with respect to normal operation indicate that there is an impaired function. This can
cause faults which can result in eventual or immediate death, severe injury or material damage.
For instance, watch out for the following signs that could indicate a malfunction:
• Higher power drawn than usual
• Higher temperatures than usual
• Unusual noises
• Unusual smells
• Response of monitoring equipment
Immediately contact the maintenance personnel if you identify any irregularities. If you are in
doubt, immediately switch off the machine, being sure to observe the system-specific safety
conditions.
1FU9
Operating Instructions, 07/2020, A5E46712792A
DANGER
to the machine or its destruction.
50% corresponding to what is specified in the catalog.
operation.
WARNING
8.2 Safety instructions for operation
Operation
81
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