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The E-T-A 3120-F321-P7T1-W19LG1-8A 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 circuit breaker has a current rating of 8A and a voltage rating of 250V. It is a 2-pole unit with a panel mount type and rocker actuation. The device is compliant with CSA C22.2 No 235, GB 17701, IEC 60934, and UL1077 standards.
Key technical data includes a rated voltage of AC 240V and DC 50V, with a current rating range from 0.1 to 20A. The operating temperature range is -30 to 60°C. It offers an interrupting capacity of 150A for single pole and 250A for double pole configurations, and meets UL 1077 specifications with 5000A at AC 250V and 1000A at DC 50V.
The degree of protection is IP40 for the operating area and IP00 for the terminal area. It also features green illumination with a nominal voltage of 12V. Options such as water splash protection, auxiliary contacts, and remote trip are available.
| 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.
The voltage rating is 250V.
It has 2 poles.
It uses panel mount.
The operating temperature range is -30 to 60°C.
Typical applications include overload protection of motors, pumps, transformers, and cables, as well as use in medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, and audio equipment.