
6.6.
External earth connection
Figure 51: Earth connection for multi-turn actuator
Figure 52: Earth connection for wall bracket
Application
External earth connection (U-bracket) for connection to equipotential compensation.
Table 27:
Terminal cross sections and earth connection tightening torques
Tightening torques
Terminal cross sections
Conductor type
3 – 4 Nm
2.5 mm² to 6 mm²
Solid wire and stranded
3 – 4 Nm
1.5 mm² to 4 mm²
Fine stranded
For fine stranded (flexible) wires, connection is made via cable lugs/ring terminals. When connecting
two individual wires with a U-bracket, cross sections have to be identical.
47
SAEx 07.2 – SAEx 16.2/SAREx 07.2 – SAREx 16.2 Control unit - electromechanical
ACExC 01.2 Intrusive Modbus RTU
Electrical connection