Siemens SIRIUS 3UG4 Equipment Manual page 35

Note
Adapter for direct mounting on 3RF34 solid-state contactor
For direct mounting on a 3RF34 solid-state contactor, an additional 3RF3900-0QA88 adapter is
required, which is attached to the solid-state contactor. Information is provided in the "SIRIUS
solid state contactors / solid state reversing contactors"
support.automation.siemens.com/WW/view/en/44362244) operating instructions.
Disassembly
To disassemble the S00/S0/S2 assemblies from the DIN rail, press the contactor down and pull
it toward you.
Removing the 3RR2 current monitoring relay, screw-type connection system (size S0)
①
②
SIRIUS 3UG4 / 3RR2 monitoring relay
Equipment Manual, 07/2021, NEB927043002000/RS-AD/005
Undo the screws on the main conductor terminals.
Pull the current monitoring relay down and away from the contactor.
System overview
3.4 Mounting / removal
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35