Siemens 1FK7 Series Operating Instructions Manual page 31

● Take measures to ensure that connecting cables cannot rotate, are not subject to strain
● The coding groove of the plug-in connection must be inserted so that it is aligned in the
Synchronous Motors 1FK7
Operating Instructions, 03/2011, 610.40700.40c
and pushing force and also provide anti-kink protection. It is not permissible to subject the
connector to continuous force.
socket connector and the screw cap must be tightened by hand as far as it will go.
CAUTION
High thermal stress
For high thermal stresses, e.g. overload when the motor is stationary, the protective
function with integrated temperature sensor may not be adequate. In these cases, apply
additional protective measures, e.g. i t monitoring.
2
Connecting
6.1 Electrical connection
29