RMC-122D電流繼電器短路電流繼電器的應用的情況下，只有防短路或電流是必需的。
RMC-111D
Short circuit
I>>: 100 to 400 %. <50 mS response time
RMC-121D
Short circuit
I>>: 100 to 400 %. 2 sets of contacts (parallel)
RMC-122D
Short circuit and over-current
I>>: 100 to 400 %, I>: 50 to 150 %
Combined functionality
RMC-131D
Differential current
I>>: 100 to 400 %. 2 sets of contacts (parallel).
Short circuit and over-current
I>>: 100 to 400 %, I>: 50 to 150 %
Combined functionality
Short circuit relay (I>>)
ANSI code 50 and 51
Measurement of 3-phase currents
LED indication of fault condition
Timer-controlled tripping
LED indication for activated relay
35 mm DIN rail or base mounting
