Connecting The Power Supply - Siemens SIPROCESS GA700 Compact Operating Instructions

Connecting
4.6 Connecting the rack-mounted device
4.6.3

Connecting the power supply

Note
Securing the IEC connector for Ex-devices
An IEC connector and a guard bracket are enclosed with the device. The guard bracket that is
screwed over the IEC connector protects the IEC connector from being pulled out
unintentionally.
Overview
①
②
③
Figure 4-6
Procedure
1. Connect the wires of the connecting cable to the IEC connector
supply and PE conductor connections are correct!
Tighten the screws in the IEC connector with a torque of:
– 0.5 Nm at the terminals
– 0.3 Nm at the cable terminals (strain relief) and the connector enclosure.
2. Connect the appliance plug
50
Power supply unit
Equipotential bonding
Ethernet strain relief (only
in Ex area)
Rear of the rack-mounted device, connecting power supply
④
Appliance plug
⑤
Guard bracket for the IEC connector (only in Ex area)
④
to the power supply unit
SIPROCESS GA700 rack and wall mounted devices
Compact Operating Instructions, 06/2023, A5E35134047-AB
④
. Ensure that the power
①
.