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The E-T-A 3120-F521-P7T1-W19FG4-20A 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.
This circuit breaker features a 20A current rating and a voltage rating of 250 VAC or 50 VDC. It is a 2-pole device with rocker actuation and is designed for panel mounting. The illumination is green with a nominal voltage of 185V.
Key technical data includes an interrupting capacity of 5000A at 250V AC (UL 1077) and 1000A at 50V DC (UL 1077). It operates within an ambient temperature range of -30 to 60 °C and offers a degree of protection of IP40 in the operating area.
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.
| 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 250 VAC and 50 VDC.
This circuit breaker has 2 poles.
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.