Connecting; Electrical Connection; Safety Instructions - Siemens 1FK7 Series Operating Instructions Manual

Connecting

6.1

Electrical connection

6.1.1

Safety instructions

Risk of electric shock
When the rotor is turning, a voltage of approx. 300 V is available at the motor terminals.
All work performed on electrical components must be carried out when the motor is at a
standstill. This also applies to auxiliary circuits.
Converters and connectors must only be installed by appropriately trained personnel.
The connectors may only be installed or removed when the equipment is in a no-voltage
condition.
Regulations regarding work carried out in electrical installations must be observed.
CAUTION
Electrostatic sensitive devices
The motor contains electrostatic sensitive devices. Touching signal connections with
electrostatically charged hands or tools can result in malfunctions.
Note the ESD protection measures.
Safety regulations for work performed in electrical installations to EN 50110-1
(DIN VDE 0105-100):
● Disconnect the system.
● Protect against reconnection.
● Make sure that the equipment is de-energized and in a no-voltage condition.
● Ground and short-circuit.
● Cover or enclose adjacent components that are still live.
Synchronous Motors 1FK7
Operating Instructions, 03/2011, 610.40700.40c
DANGER
6
27