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ESR4-NO-21 Eaton Safety Relay

ESR4-NO-21 Eaton Safety Relay

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Description :Eaton/Moeller ESR4-NO-21 safety relay for monitoring emergency stop circuits and safety door circuits in machines and systems. Designed with 24V AC/DC operating voltage and dual-channel configuration, it provides four non-delayed enabling contacts and one signal contact. Conforms to IEC/EN 60204-1 for stop category 0 and category 1 protection paths.

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Categories:ESR4-NO-21, safety relay, ESR4 series, Eaton/Moeller, 24V AC/DC, dual-channel, four enabling contacts, one signal contact, IEC/EN 60204-1, stop category 0, stop category 1

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The ESR4-NO-21 is a safety relay manufactured by Eaton/Moeller, rated for 24V AC/DC operation and configured with dual-channel architecture. It monitors emergency stop and safety door circuits in industrial machinery and control systems. The device includes four non-delayed enabling contacts and one signal contact. Compliance is confirmed to IEC/EN 60204-1 for stop category 0 and category 1 protection paths.

DC fuse, EV fuse, high speed fuse, current limiting fuse cross reference.

Bussmann, Littelfuse, Mersen, ABB, Schneider, Eaton, HPS( Hammond Power Solutions), Amphenol, Molex distributor.


TAG:   ESR4-NO-21 safety relay ESR4 series Eaton/Moeller 24V AC/DC dual-channel four enabling contacts one signal contact IEC/EN 60204-1 stop category 0 stop category 1

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