Siemens 3UG4 - Circuit Diagrams

3UG4.1 line monitoring relay
6.4 3UG4513 line monitoring relay
3UG4 / 3RR2 monitoring relays
126 Manual, 05/2016, NEB927043002000/RS-AC/004
6.4.5
Circuit diagrams
Internal circuit diagrams 3UG4513 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.
Note
The
3UG4513 line monitoring relays are only suitable for line frequencies of 50 / 60 Hz!