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The E-T-A 3120-N series thermal circuit breaker is a versatile component that combines overcurrent protection with the functionality of an ON/OFF switch. Utilizing a thermal-bimetal trip element, this device is designed for reliable overload protection of motors, pumps, transformers, and cables.
Key electrical specifications include a voltage rating of up to 415V AC and a current rating range from 0.1A to 20A. This particular model features a 20A current rating. The breaker is designed for panel mounting and has a rocker actuator.
This thermal circuit breaker is suitable for various applications, including medical and laboratory equipment, apparatus and machine construction, professional tools, and household appliances. Its positively trip-free mechanism ensures reliable disconnection even when the actuator is blocked, and it can be easily and quickly reset after tripping. The device also features green illumination at a nominal 12V.
With approvals from CSA, GB, IEC, and UL, the 3120-N series offers robust protection and enhanced equipment availability. Its compact design and quick resettability contribute to reduced mounting and wiring time, as well as lower disposition and storage costs.
| 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, with options for AC 240V and DC 50V also available.
This specific model has a current rating of 20A, with a range from 0.1A to 20A available.
This is a single-pole circuit breaker.
The circuit breaker is designed for panel mounting.
The typical life is 30,000 cycles at 1 x IN under various voltage and load conditions.