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This E-T-A 3120-F521-P7T1-W14KR4-20A 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.
The breaker has a 20A current rating and supports up to 250 VAC or 50 VDC. It is a 2-pole unit with a rocker actuator and is designed for panel mounting. Key features include reliable switching behavior due to its positively trip-free mechanism and international approvals such as UL1077 and IEC 60934.
Typical applications for this circuit breaker include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools. It offers a degree of protection of IP40 in the operating area and IP54 or IP66 at the terminal area with a water splash cover.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating range is 0.1 to 20 A for AC 240 V and DC 50 V.
The rated voltage is 240 VAC and 50 VDC.
This is a 2-pole circuit breaker.
It features a rocker actuator.
The mounting type is Panel Mount.
The ambient temperature range is -30 to 60 °C.