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The E-T-A 3120-N521-H7T1-W19DG3-3A is a two-pole thermal circuit breaker designed for overcurrent protection and ON/OFF switching. It utilizes a thermal-bimetal trip element and is suitable for protecting motors, pumps, transformers, and cables.
This circuit breaker has a voltage rating of 415V AC and a current rating of 3A. It features a panel mount design with a rocker actuator and green illumination at 115V. The device is compliant with CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077 standards.
Key specifications include a current rating range of 0.1 to 20A and typical life cycles of 30,000 to 50,000 depending on pole configuration and load type. The breaker can be easily and quickly reset after tripping, ensuring maximum equipment availability.
Typical applications for this thermal 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 voltage rating is 415V AC.
The current rating is 3A.
It has 2 poles.
It is a thermal circuit breaker.
The mounting type is Panel Mount.
The typical life is 30,000 to 50,000 cycles depending on pole configuration and load.