Siemens 3UG4 - Circuit Diagrams; Internal Circuit Diagrams

3UG4.1 line monitoring relay
6.7 3UG4617 / 3UG4618 line monitoring relays
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
165
6.7.5
Circuit diagrams
6.7.5.1
Internal circuit diagrams
Internal circuit diagram 3UG4617 / 3UG4618
3UG4617 line monitoring relay
3UG4618 line monitoring relay
Note
It is not necessary to fuse the measuring circuit to protect the device. Fusing for line
protection depends on the cross-section used.