Siemens SIMOTICS A 1FU9 Operating Instructions Manual page 95

Synchronous motors
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Hazardous substances
Chemical substances required for the setup, operation and maintenance of machines can
present a health risk. Poisoning, skin damage, cauterization of the respiratory tract, and other
health damage may result.
• Carefully comply with 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.
Substances that can be easily ignited and are flammable
Chemical substances required for the setup, operation and maintenance of machines may be
flammable. Burns and other damage to health and material may result.
• Carefully comply with 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
1FU9
Operating Instructions, 10/2023, A5E46712792A
DANGER
to the machine or its destruction.
50% corresponding to what is specified in the catalog.
operation.
9.2 Safety instructions for operation
Operation
93

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