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The E-T-A 3120-N321-P7T1-W04L-1A is a two-pole thermal circuit breaker that combines overcurrent protection with the function of an ON/OFF switch. It utilizes a thermal-bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables.
This circuit breaker has a rated voltage of 415V AC and a current rating of 1A, with a range from 0.1A to 20A available. It is designed for panel mounting and features a rocker actuator. The device is approved by CSA, GB, IEC, and UL standards.
Key features include its positively trip-free mechanism for reliable disconnection and quick resettability after tripping. It is also suitable for use in medical equipment according to IEC/EN 60601. The compact design and expandable functionality options contribute to reduced mounting and wiring time, as well as space saving.
Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools.
The circuit breaker is rated for 415V AC, 240V AC, and 50V DC.
The continuous current rating is 1A.
It is a 2 pole circuit breaker.
It is a thermal circuit breaker.
The actuator type is rocker.
It is designed for panel mount installation.
It is approved to CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.