Siemens SIMOTICS SD Operating Instructions Manual page 23

Risk of burns due to 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 before starting work on the machine.
• Check the temperature of parts before touching them. If required, wear suitable protective
equipment.
Health hazard due to chemical substances
Chemical substances required for the setup, operation and maintenance of machines can
present a health risk.
• Observe the product information provided by the manufacturer.
Flammable substances hazard
Chemical substances required for the setup, operation and maintenance of machines may be
flammable. These substances can ignite if handled incorrectly. They can cause burns and
property damage.
• Observe the product information provided by the manufacturer.
Noise emissions
During operation, the machine's noise emission levels can exceed those permitted at the
workplace, which can cause hearing damage.
• Ensure that nobody is in the area of increased noise emissions during machine operation.
• Take steps to reduce noise so that the machine can be operated safely within your system.
The following measures may help to reduce noise.
– Covers
– Noise insulation
– Hearing protection measures
Prevention of hearing damage
If the permissible sound pressure level is exceeded, hearing damage can occur when
operating three-phase motors at their rated power.
The permissible sound pressure level is 70 dB (A).
1LE5, 1PC4 shaft heights 280 ... 355
Operating Instructions, 11/2022, A5E41454666A
Safety information
2.4 Safe handling
21