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Bipolar magnetothermal
Thermal relay.
Tripolar bimetallic thermal relay for the protection of engines against overload and imbalance and absence of phase; as well as prolonged and prolonged draft of the engine.
They incorporate selection of maunal or automatic rearfish, trigger test button, relay shooting indicator and regulation selection roulette in amps.
It also incorporates two instantaneous auxiliary contacts, NA and NC.
Tripolar thermal relays of size 2 can be coupled directly on CJX2-25 and CJX2-32 model contactors.