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The E-T-A 3120-F521-H7T1-W01D-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.
Key electrical specifications include a current rating range of 0.1 to 20A AC and 0.1 to 4A DC at 50V. The rated voltage is 250 VAC and 50 VDC. This two-pole breaker offers a nominal interrupting capacity of 150A for single pole and 250A for double pole configurations.
Designed for reliability, it features positively trip-free switching behavior and a rocker actuator. The mounting type is panel mount, and it has a degree of protection of IP40 in the operating area. Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, and office machines.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating range is 0.1 to 20A AC at 240V and 0.1 to 4A DC at 50V. The specific model has a nominal rating of 8A.
The voltage ratings are 250 VAC and 50 VDC.
This circuit breaker has 2 poles.
It uses 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, and audio equipment.