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The E-T-A 3120-F521-N7T1-W14FR3-3A is a thermal circuit breaker that combines ON/OFF switching with integral overcurrent protection. It utilizes a bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables.
Key technical specifications include a current rating of 3A and a voltage rating of 250V. This model features a rocker actuator and is designed for panel mounting. It is a double-pole unit.
This circuit breaker operates within an ambient temperature range of -30 to 60°C. It offers an interrupting capacity of 150A for single-pole and 250A for double-pole configurations at 2.5-20A. The degree of protection for the operating area is IP40, and for the terminal area with a water splash cover, it is IP54 or IP66.
Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, and audio equipment.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 3A.
The voltage rating is 250V.
This is a double-pole unit.
It features a rocker actuator.
The mounting type is Panel Mount.
The ambient temperature range is -30 to 60°C.
The interrupting capacity is 250A.