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The E-T-A 3120-N521-P7M1-W01D-3A is a thermal circuit breaker that combines overcurrent protection with the function of an ON/OFF switch. It is a double-pole device with a rocker actuator, designed for panel mounting.
This circuit breaker has a rated voltage of 415V AC and a current rating of 3A. The trip element is a thermo-bimetal, providing reliable overload protection for motors, pumps, transformers, and cables. After tripping, it can be easily and quickly reset. The positively trip-free mechanism ensures reliable disconnection even with the actuator blocked.
Typical applications for this series include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools. It is suitable for use in medical equipment according to IEC/EN 60601.
The device offers expandable functionality through add-on modules for low voltage release, auxiliary contact function, remote trip, or fast magnetic trip. Its space-saving design and quick resettability contribute to increased overall reliability and reduced mounting and wiring time.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated voltage is 415V AC.
The current rating is 3A.
It is a double pole (2-pole) circuit breaker.
It is a thermal circuit breaker.
The mounting type is Panel Mount.
The typical life is 30,000 cycles at 1 x IN, inductive or resistive for 1-pole, and 50,000 cycles at 1 x IN, inductive for 2-pole.