Type REX12 REX22D Channels 1 2 1 2 Current ratings 1 A 10 A 1 A 20 A Trip curve Time current characteristics Situational active linear current limitation I t Limiter Comparable characteristic behaviour to the MCB B C characteristic curve C D characteristic curve Current rating adjustment Fixed Momentary switch Fixed 3 position slide Momentary switch Capacitive load 20 000µF 40 000µF Communication Yes ELBus COM REX12D No BASE REX12 Yes ELBus COM REX22D Fail safe element Fuse Current rating Yes the fail safe element corresponds to the current rating Yes the fail safe element is adjusted to the current rating Ambient temperature 25 C 60 C 30 C 60 C Typical 24 V DC loads Control technology displays magnetic valves sensors actuators In addition to REX12 modular drive controllers FI control technology multiphase motors relay contacts THE REX SYSTEM Difference between REX12 and REX22D The REX12 and REX22D circuit protectors meet numerous approvals and are thus globally deployable Cable protection to EN60204 1 13 Class2

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