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The E-T-A 3120-F521-P7T1-W19DG2-8A 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 8A and a voltage rating of 250 VAC or 50 VDC. It features a rocker actuator and a panel mount design for convenient integration into equipment. The breaker offers reliable switching behavior with a positively trip-free mechanism.
Key technical data includes a rated voltage of AC 240 V and DC 50 V, with a current rating range from 0.1 to 20 A. It operates within an ambient temperature range of -30 to 60 °C. The device meets various international approvals including CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077.
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. Options such as illumination, water splash protection, and auxiliary contacts can be added.
| 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 8A.
It is rated for 250 VAC and 50 VDC.
This is a two-pole circuit breaker.
It features a rocker actuator.
The mounting type is Panel Mount.
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.