Accessories
13.3 Accessories for 3UG458. insulation monitoring relays.
3UG4 / 3RR2 monitoring relays
352 Manual, 05/2016, NEB927043002000/RS-AC/004
Accessories for 3UG458. insulation monitoring relays.
13.3.1
Sealable cover
Description
A sealable cover compatible is available for the 3UG458. insulation monitoring relays.
Table 13- 11 Versions of the sealable cover
3UG4581-1AW30/3UG4582-1AW30
The sealable cover can be used to secure the actuators (rotary buttons and sliding switches)
of the monitoring relays against unauthorized or unintentional manipulation.
Siemens also offers a sealable membrane (3TK2820-0AA00) with a width of 22.5 mm for
securing the monitoring relays. The sealable membrane is affixed to the front of the device
and secures rotary buttons and sliding switches against unintentional operation.
The figure below shows how to attach the 3UG4983-0C sealable cover to the
3UG4583 insulation monitoring relay.
Table 13- 12 Mounting the sealable cover on the monitoring relay
1 Remove the label from the
2 Insert the clip into the
opening on the device
3 Slide the sealable cover
onto the monitoring relay.
4 Secure the sealable cover
against unauthorized
removal with a seal on the
clip.
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