Siemens 3UG4 - Circuit Diagrams; Internal Circuit Diagrams

3UG463. voltage monitoring relay
10.6 Circuit diagrams
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
281
10.6
Circuit diagrams
10.6.1
Internal circuit diagrams
Internal circuit diagrams 3UG4631 / 3UG4632 and 3UG4633
3UG4631 / 3UG4632 voltage monitoring relays
3UG4633 voltage monitoring relay
Note
On the 24
V AC/DC versions of the 3UG4631-.AA30 and 3UG4632-.AA30, terminals A2 and
M (GND) are electrically connected in the device!
On the 24
to 240 V AC/DC versions of the 3UG4631-.AW30 and 3UG4632-
.AW30, terminals
A2 and M (GND) are electrically separated!