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The Altech Corporation 1BU40R is a supplementary protector designed for circuit protection applications. This thermal magnetic circuit breaker features a 1-pole configuration and a 40A current rating, suitable for use with 480V AC systems.
Key electrical specifications include a B trip curve and a short circuit withstand rating of 10kA. The device is designed for DIN rail mounting, offering a width of 17.5mm per pole. It operates within a temperature range of -25°C to 60°C and has an electrical life of 6,000 cycles.
Applications for this circuit breaker include sensitive electronics, power supplies, and appliance circuits, where reliable protection is essential. It is UL1077 recognized and self-certified for 48 VDC operation.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The 1BU40R operates at 277V AC.
The current rating is 40A.
It has a short circuit withstand rating of 10kA.
It mounts on a DIN rail.
-25°C to 60°C.
It complies with CE, cURus, and UL1077 standards.