Permitted terminal tightening torques

  1. NOTICE! Failure to adhere to prescribed tightening torques. Damage to the device. Connect the power cables with the specified tightening torques.

Connection

Tightening torques in Nm

Sizes

1

2

3

4

5

6

7

8

Supply system

X1

0.5 – 0.6

1.7 – 1.8

8.5 – 9.5

10 – 15

14 – 20

Motor and braking resistor

X2

0.5 – 0.6

1.7 – 1.8

8.5 – 9.5

10 – 15

14 – 20

Terminal screw for TN/IT systems

EMC

1 – 1.2

PE connection

–

1.2 – 1.5

M4: 1.2 – 1.5
or
M6: 2.5 – 3

2.5 – 3

6 – 10

10 – 15

14 – 20

Fastening
of cards

–

0.6 – 0.8