Siemens SIMOCODE pro C System Manual page 281

Replacing the current measuring module and the current/voltage measuring module
Replacing current measuring modules and current/voltage measuring modules
The main power for the feeder and the supply voltage for the basic unit must be switched
off before replacing current measuring modules and current/voltage measuring modules.
Proceed as follows:
Table 13- 22 Replacing the current measuring module and the current/voltage measuring module
Step Description
1 Switch off the main power for the unit feeder and the power supply for the basic unit.
2 Pull out the connecting cable from the system interface.
3 Remove the removable terminal from the module as illustrated below (current/voltage measuring modules only).
4 Disconnect the three cables of the three phases of the main circuit.
5 Replace the module (see Chapter Mounting of current measuring modules (Page 189) and Chapter Mounting the
current / voltage measuring modules (Page 191)).
6 Connect the three cables of the main circuit, leading them through the feed-hole openings.
7 Plug the removable terminals onto the module (current/voltage measuring modules only).
8 Connect the cable to the system interface.
9 Switch on the supply voltage for the basic unit.
10 Switch on the main power for the unit feeder.
SIMOCODE pro
System Manual, 05/2019, A5E40507475002A/RS-AD/004
WARNING
Commissioning, service, troubleshooting
13.3 Service
281