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The E-T-A 8345-B0QA-U3R1-DB2B2B-250A is a single or multipole hydraulic-magnetic circuit breaker with a trip-free mechanism and toggle actuation. It is designed for panel mounting and offers a current rating range up to 250A and voltage ratings of 480V AC or 80V DC.
This circuit breaker is suitable for a wide range of applications, particularly in the communication and transport sectors, including power supplies, switchgear, and instrumentation. It operates within an ambient temperature range of -40°C to +85°C and offers a typical life of 10,000 operations at rated current.
The device has an operating area degree of protection of IP40 and is built to withstand vibration up to 10g and shock up to 100g. It meets various approval standards including CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, and UL489, with an interrupting capacity of 10000A at 3-pole IEC conditions and 5000A at UL1077 conditions.
Key technical data includes a 250A current rating and a voltage rating of 480V AC or 80V DC. The breaker type is magnetic (hydraulic delay) with a lever actuator. It is designed for panel mounting.
| 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 250A.
It supports up to 480V AC and 80V DC.
It is a magnetic (hydraulic delay) circuit breaker.
It is designed for panel mounting.
The ambient temperature range is -40°C to +85°C.
The operating area has a degree of protection of IP40.
The interrupting capacity is 10000A.