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Safety Information; General Safety Instructions - Siemens SINAMICS G130 Operating Instructions Manual

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Safety information

1.1

General safety instructions

Electric shock and danger to life due to other energy sources
Touching live components can result in death or serious injury.
• Only work on electrical equipment if you are appropriately qualified.
• Always observe the country-specific safety rules for all work.
Generally, the following steps apply when establishing safety:
1. Prepare for disconnection. Notify all those who will be affected by the procedure.
2. Isolate the drive system from the power supply and take measures to prevent it being
3. Wait until the discharge time specified on the warning labels has elapsed.
4. Check that there is no voltage between any of the power connections, and between any
5. Check that every auxiliary circuit is de-energized.
6. Ensure that the motors cannot move.
7. Identify all other dangerous energy sources, e.g. compressed air, hydraulic systems or
8. Check that the correct drive system is completely locked.
After you have completed the work, restore the operational readiness by following the
above steps in the reverse order.
Electric shock due to connection to an unsuitable power supply
When equipment is connected to an unsuitable power supply, exposed components may
carry a hazardous voltage that might result in serious injury or death.
• Only use power supplies that provide SELV (Safety Extra Low Voltage) or PELV
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Operating Instructions, 11/2017, A5E00992420A
WARNING
switched back on again.
of the power connections and the protective conductor connection.
water. Switch the energy sources to a safe state.
WARNING
(Protective Extra Low Voltage) output voltages for all connections and terminals of the
electronics modules.
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