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The E-T-A 3120-N321-P7T1-W19FG4-8A is a two-pole thermal circuit breaker designed for overcurrent protection and switch functionality. It operates with a current rating of 8A and a voltage rating of up to 415V AC.
This circuit breaker utilizes a thermal bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables. It features a positively trip-free mechanism for reliable disconnection, even with a blocked actuator. The device can be easily and quickly reset after tripping.
Designed for panel mounting, this breaker has a rocker actuator and includes green illumination rated for 230V. It is approved by CSA, GB, IEC, and UL standards. The 3120-N series offers expandable functionality with various add-on modules for enhanced capabilities.
Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household appliances, office machines, and audio equipment. Its compact design and resettable function contribute to increased equipment availability and reduced mounting and wiring time.
The E-T-A 3120-N thermal circuit breaker has a rated voltage of AC 240V and DC 50V, with AC 415V available upon request.
The current rating range for this circuit breaker is from 0.1A to 20A.
This circuit breaker has two poles.
The 3120-N321-P7T1-W19FG4-8A is a thermal circuit breaker.
This circuit breaker is designed for panel mounting.
The typical lifespan is 30,000 cycles at 1x IN for 1-pole operation and 50,000 cycles at 1x IN for 2-pole operation.