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The E-T-A 3120-N321-P7T1-W14DR4-5A is a thermal circuit breaker designed for overload protection of motors, pumps, transformers, and cables. It combines overcurrent protection with the function of an ON/OFF switch in a single component, utilizing a thermal-bimetal trip element.
This 2-pole breaker has a current rating of 5A and supports voltage ratings of 240V AC and 50V DC. It is designed for panel mounting and features a rocker actuator. The device is suitable for use in medical equipment according to IEC/EN 60601.
Key features include a positively trip-free mechanism for reliable disconnection, even with a blocked actuator, and quick resettability to ensure maximum equipment availability. The breaker is also available with optional features such as push-in terminals for easy wiring and expandable functionality through add-on modules.
Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools. It is approved by CSA, GB, IEC, and UL standards.
It is rated for 240V AC and 50V DC.
Panel mount.
2 poles.
Rocker actuator with red illumination.
CSA C22.2 No 235, GB 17701, IEC 60934, UL1077.
5A.
230V.