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This E-T-A 8340-T series circuit breaker, part number 8340-T120-K1M2-ALH126-40A, is a 2-pole device featuring a magnetic-hydraulic delay mechanism. It offers a current rating of 40A and supports voltage ratings of 250VAC and 80VDC. The breaker is approved by CSA, GB, IEC, and UL standards.
Designed for reliable operation, it has a typical life of 6,000 operations at 1x IN inductive load and 10,000 operations at 1x IN resistive load. The operating temperature range is -40°C to 85°C, with an IP40 degree of protection for the operating area. Its combi-foot design allows for symmetric rail mounting, making it suitable for power supplies, control equipment, communication systems, and EDP systems.
Key technical specifications include an interrupting capacity of 6x IN at AC and 4x IN at DC according to IEC 60934. The UL 1077 interrupting capacity is 3500A at 250VAC and 3500A at 80VDC. The actuator type is a lever, with no illumination.
| 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 40A.
It is rated for 250V AC and 80V DC.
This circuit breaker has 2 poles.
It is designed for DIN rail mounting.
The operating temperature range is -40°C to 85°C.
The ingress protection rating is IP40.
Typical applications include power supplies, control equipment, communication systems, and EDP systems.