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The E-T-A 3120-N321-P7T1-W04D-1A is a 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 2-pole breaker has a current rating of 1A and a voltage rating of 415V AC. It features a panel mount design with a rocker actuator. The internal resistance per pole is less than 0.02 Ohm.
Key features include its positively trip-free mechanism for reliable disconnection and quick resettability after tripping. It is approved by CSA, GB, IEC, and UL standards.
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 operation.
The current rating is 1A.
It is a 2-pole circuit breaker.
It is a thermal circuit breaker.
It is designed for panel mount installation.
It features a rocker actuator.
It is approved to CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.