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The Altech Corporation 3BU2R is a supplementary protector circuit breaker designed for reliable electrical protection. This device features a thermal magnetic trip type and is configured with three poles.
With a voltage rating of 480Y/277VAC and a current rating of 2A, the 3BU2R offers robust protection for various applications. It boasts a short circuit withstand rating of 10kA, ensuring safety under fault conditions. The breaker is designed for DIN rail mounting, facilitating easy integration into control panels and electrical enclosures.
Key specifications include an operating temperature range of -25°C to 60°C and a mechanical life of 10,000 cycles. The terminal connections accept wire sizes from 14-3 AWG with a torque rating of 17.5 lb-in (2.0 Nm) for 14-3 AWG, and 18-16 AWG with 25 lb-in (2.8 Nm). It also has an electrical life of 6,000 cycles.
This circuit breaker is suitable for applications requiring sensitive electronics protection, power supplies, and appliance circuits. It meets UL1077 standards and is recognized as a supplementary protector.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The Altech Corporation 3BU2R circuit breaker has a voltage rating of 480Y/277VAC and a DC voltage rating of 48VDC.
The 3BU2R circuit breaker has a current rating of 2A.
The 3BU2R circuit breaker has 3 poles.
The Altech Corporation 3BU2R is a thermal magnetic circuit breaker.
The operating temperature range for the 3BU2R circuit breaker is -25°C to 60°C.
The 3BU2R circuit breaker has a short circuit withstand rating of 10kA.
The 3BU2R circuit breaker is designed for DIN rail mounting.