Siemens 3UG4 - Page 334

Accessories
13.2 Accessories for 3UG4 monitoring relays
3UG4 / 3RR2 monitoring relays
334 Manual, 05/2016, NEB927043002000/RS-AC/004
①
Suitable FI type
②
Circuit
③
Load current
④
Fault current
Image 13-7 Possible fault current forms and suitable residual current devices
More information is available on the Internet (www.siemens.com/industrial-controls/support).