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SIMOTICS S-1FG1 servo geared motor
Operating Instructions, 07/2019, A5E47360747B AA
125
Commissioning
6
6.1
Safety instructions
WARNING
Danger to life as a result of hazardous voltages when connected to inadequately grounded
line supplies
In the case of a fault, connecting a motor to an inadequately grounded line supply can
result in death, severe injury and motor damage.
•
Connect motors, as part of the drive system, to TN and TT line supplies with a grounded
neutral point or to IT line supplies.
•
Ensure that the SINAMICS devices and motors are compatible with the residual current
device according to EN 61800-5-1 before you connect the devices and motors to the
line supply using residual current devices (RCDs).
•
For line supplies with grounded line conductor, e.g. TT line supplies, use an isolating
transformer with grounded neutral point (on the secondary side) between the line supply
and the drive system, so that the motor insulation is not overstressed.
•
When connected to IT line supplies, a monitoring device must signal the first fault
between an active part and ground. Remove this fault immediately.
WARNING
Danger to life caused by dangerous voltage while testing the insulation resistance
During the measurement and immediately afterwards, high voltages can be present at the
terminals that can cause death or severe injury as result of an electric shock.
Contact to live parts causes electric shocks.
•
Work on power installations must only be carried out by specialists.
•
Before measuring the insulation resistance, read the manual for the insulation
resistance meter you are going to use.
•
Never touch the terminals when making measurements or immediately after the
measurement.
•
Check the connected supply feeder cables to ensure that the line supply voltage cannot
be connected.
WARNING
Danger to life due to unintentional starting of the converter
Unintentional starting of the converter can cause death or severe injury.
•
Make sure that the converter cannot be started accidentally.
•
Post a warning notice to this effect at the point where the switch is located.
Summary of Contents for SIMOTICS S-1FG1
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