5.3.2.
Cable connection
Table 8: Cross sections and tightening torques
Tightening torques
Cross sections
Type
1.5 – 1.8 Nm
max. 10 mm² (flexible or solid)
Power terminals (U, V, W)
3.0 – 4.0 Nm
max. 10 mm² (flexible or solid)
PE connection
0.6 – 0.8 Nm
max.2.5 mm² (flexible or solid)
Control contacts (1 to 50)
Danger of corrosion: Damage due to condensation!
→
After mounting, commission the device immediately to ensure that heater min-
imises condensation.
1.
Strip wires.
2.
For flexible cables: Use end sleeves according to DIN 46228.
3.
Connect cables according to order-related wiring diagram.
In case of a fault: Hazardous voltage while protective earth conductor is NOT
connected!
Risk of electric shock.
→
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.
4.
Tighten protective earth firmly to PE connection
Figure 15: PE connection
[1]
Terminal blocks
[2]
Terminal housing
[3]
PE connection, symbol:
Information
Some actuators are equipped with an additional motor heater. The motor heater
minimises condensation in the motor.
21
SQEx 05.2 – SQEx 14.2 / SQREx 05.2 – SQREx 14.2
AMExC 01.1
Electrical connection
Содержание AMExC 01.1
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