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The E-T-A 3120-F521-P7T1-W02D-5A is a thermal circuit breaker designed for overload protection of motors, pumps, transformers, and cables. It functions as an ON/OFF switch with integral overcurrent protection, utilizing a bimetal trip element.
This two-pole breaker has a current rating of 5A and a voltage rating of 250V AC / 50V DC. It features rocker actuation and is designed for panel mounting. The breaker offers reliable switching behavior with a positively trip-free mechanism.
Key technical specifications include an interrupting capacity of 150A for 1-pole and 250A for 2-pole configurations at 2.5-20A, and an ambient temperature range of -30 to 60 °C. It meets various international approval standards including CSA, IEC, and UL.
Typical applications for this circuit breaker include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools.
| 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 5A.
The voltage rating is 250V AC / 50V DC.
It is designed for panel mounting.
It features rocker actuation.
It is a two-pole circuit breaker.
The ambient temperature range is -30 to 60 °C.
Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools.