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This E-T-A 3120-N series thermal circuit breaker, part number 3120-N523-H7T1-W19DG4-12A, combines overcurrent protection with an ON/OFF switch function. It operates with a thermo-bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables.
The breaker is rated for 240V AC and 50V DC, with a current rating of 12A. It features a 2-pole configuration, a rocker actuator, and green illumination at 230V. The unit is designed for panel mounting and comes in a bulk package.
Key specifications include a maximum AC voltage of 240V and a maximum DC voltage of 50V. The internal resistance per pole is less than 0.02 Ohm. Approval agencies include CSA, KTL, UL, and VDE, indicating compliance with various international standards.
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. Its resettable design and positively trip-free mechanism ensure reliable disconnection and easy resetting.
| 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 12A.
It is rated for 240V AC and 50V DC.
This circuit breaker has 2 poles.
It uses a rocker actuator.
The mounting type is Panel Mount.
Yes, it features green illumination at a nominal voltage of 230V.
Approval agencies include CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.