Permitted tightening torques

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

Observe the following information:

  • Always tighten the terminals or terminal studs by hand and not with electrically or pneumatically operated tools.
  • Adhere to the specified tightening torques with a tolerance of +/- 10%.

Tightening torques in Nm

Sizes

0S

0L

3

4

5

6

7

8

Line connection

X1

0.5 – 0.6

1.7 – 1.8

8.5 – 9.5

15 – 20

31

Motor and braking resistor connection

X2

0.5 – 0.6

1.7 – 1.8

8.5 – 9.5

15 – 20

31

Terminal screw for TN/IT systems

EMC

1.2 – 1.7

1 – 1.2

PE connection

–

1.2 – 1.5

3 – 4

6 – 10

15 – 20

31

Other screw connections at the shield plate and front option

M4

1.4 – 1.6