| Category | |
| Manufacturer Name | |
| Actuator Type | |
| Ambient Temperature | |
| Approval Agency | |
| Breaker Type | |
| Current Rating | |
| Current Rating (Amps) | |
| Illumination | |
| Insulation Resistance | |
| Mounting Type | |
| Number of Poles | |
| Voltage Rating |
This E-T-A 3120-F321-P7T1-W02K-4A is a thermal circuit breaker designed for overcurrent protection. It operates with a current rating of 4A and supports voltage ratings of up to 250VAC and 50VDC.
The breaker features a rocker actuator for easy operation and a panel mount design for secure installation. It is built with a bimetal trip element and offers reliable switching behavior, being positively trip-free.
Typical applications for this circuit breaker include overload protection for motors, pumps, transformers, and cables. It is also suitable for use in medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, and audio equipment.
Key technical specifications include a 2-pole configuration, an ambient temperature range of -30 to 60°C, and an interrupting capacity of 5000A at 250VAC and 1000A at 50VDC. The typical life expectancy is rated for 30,000 to 50,000 operations depending on the pole configuration and load conditions.
| 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 4A.
It supports up to 250VAC and 50VDC.
This circuit breaker has 2 poles.
It features a rocker actuator.
The ambient temperature range is -30 to 60°C.
The typical life expectancy for the 2-pole version is up to 50,000 operations.