Siemens 3UG4 - Installing the 3 UG458. Monitoring Relay

System overview
3.4 Mounting / removal
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
35
3.4.3
Installing the 3UG458. monitoring relay.
Rail mounting
The figure below shows how to install the 3UG458. insulation monitoring relay on a standard
rail.
Table 3- 14 Installing the 3UG458. insulation monitoring relay (mounting onto standard rail)
Step
Instructions
Figure
1 / 2 Position the device on the top edge of the
DIN rail and press down until it snaps onto
the bottom edge of the DIN rail.
Table 3- 15 Removing the 3UG458. insulation monitoring relay. (Removing from standard rail)
Step
Instructions
Figure
1 / 2 To remove, apply the screwdriver to the
device and push it up with a twisting
motion against the tension of the fixing
spring.
3 Swing the device upwards to remove it.