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The E-T-A 3120-N521-P7T1-W01A-18A is a two-pole thermal circuit breaker that combines overcurrent protection with an ON/OFF switch function. It utilizes a thermal-bimetal trip element and is suitable for overload protection of motors, pumps, transformers, and cables.
This circuit breaker has a current rating of 18A and supports voltage ratings of 240 VAC and 50 VDC, with 415 VAC available upon request. It features a panel mount design and a rocker actuator for operation. The device is designed for easy and quick resetting after tripping.
Typical applications include medical and laboratory equipment, apparatus and machine construction, professional tools, household and garden appliances, office machines, audio equipment, and machine tools. The 3120-N series is also available with thermal-magnetic trip options and as a switch according to EN IEC 61058.
| 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 18A.
It is rated for 240 VAC and 50 VDC. 415 VAC is available upon request.
This circuit breaker has 2 poles.
It is a thermal circuit breaker.
The mounting type is Panel Mount.
The typical life is 30,000 cycles at 1x IN for 1-pole configurations and 50,000 cycles at 1x IN for 2-pole configurations.