3UG4621/3UG4622 current monitoring relays
7.3 Functions
3UG4 / 3RR2 monitoring relays
178
Manual, 05/2016, NEB927043002000/RS-AC/004
Function diagrams (on reaching the lower measuring range limit of the measuring current
I > 3 mA / 50 mA)
Display
Memory = no
Relay switching behavior = NC (closed-circuit
principle)
I > 3 mA / 50 mA
Memory = no
Relay switching behavior = NO (open-circuit
principle)
I > 3 mA / 50 mA
J = Currently measured current value
I = set threshold value for the current