13.3 Accessories for 3UG458.-1AW30 / 3UG4583-1CW30 insulation
monitoring relays
13.3.1 Sealable cover
Description
A sealable cover compatible is available for the 3UG458. insulation monitoring relays.
Table 13-2 Versions of the sealable cover
Sealable cover Usability
3UG4981-0C 3UG4581-1AW30/3UG4582-1AW30
3UG4983‑0C 3UG4583-1CW30
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 o󹪜ers a sealable membrane (3TK2820-0AA00) with a width of 22.5 mm for
securing the monitoring relays. The sealable membrane is a󹪟xed to the front of the device and
secures rotary buttons and sliding switches against unintentional operation.
Accessories
13.3 Accessories for 3UG458.-1AW30 / 3UG4583-1CW30 insulation monitoring relays
SIRIUS 3UG4 / 3RR2 monitoring relay
266 Equipment Manual, 07/2021, NEB927043002000/RS-AD/005