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The E-T-A 3120-F321-P7T1-W14DR9-20A is a thermal circuit breaker designed for overload protection of motors, pumps, transformers, and cables. It functions as an ON/OFF switch with integral overcurrent protection, utilizing a bimetal trip element.
Key electrical specifications include a current rating of 20A and a voltage rating of 250V AC. This model is a 2-pole unit with rocker actuation and panel mounting. It offers reliable switching behavior due to its positively trip-free design.
Typical applications for this circuit breaker include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, and audio equipment. The device is compliant with CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077 standards.
Additional features available for the 3120 series include illumination, water splash protection, auxiliary contacts, under-voltage trip, remote trip, magnetic trip, push-in terminals, and an appliance inlet module.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 20A.
The voltage rating is 250V.
It is a 2-pole circuit breaker.
It uses rocker actuation.
The mounting type is Panel Mount.
The ambient temperature range is -30 to 60 °C.
The degree of protection for the operating area is IP40.