5.3.1.2. Cable connection
Table 8:
Terminal cross sections and terminal tightening torques
Tightening torques
Terminal cross sections
Designation
1.1 – 1.3 ft- lb [1.5 – 1.8 Nm]
max. 10 mm² (flexible or solid)
Power contacts (U, V, W)
2.2 – 3.0 ft- lb [3.0 – 4.0 Nm]
max. 10 mm² (flexible or solid)
PE connection
0.4 – 0.6 ft- lb [0.6 – 0.8 Nm]
max. 2.5 mm² flexible, or
max. 4 mm² solid
Control contacts (1 to 50)
1.
Remove cable sheathing and insert the wires into the cable glands.
2.
Fasten cable glands with the specified torque to ensure required enclosure
protection.
3.
Strip wires.
4.
For flexible cables: Use wire end sleeves.
5.
Connect cables according to order-related wiring diagram.
In case of a fault, electric shock due to presence of hazardous voltage if the
PE conductor is NOT connected!
Risk of death or serious injury!
→
Connect all protective earth conductors.
→
Connect PE connection to external protective earth conductor of connecting
cables.
→
Start running the device only after having connected the protective earth con-
ductor.
6.
Firmly tighten protective earth to PE connection (symbol:
).
Figure 15: PE connection
[1]
U-bracket for PE connection
20
FQMEx 05.1 – FQMEx 12.1
Electrical connection
FM version (Class/Division System)
