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The Altech Corporation 3CU8R is a supplementary protector circuit breaker designed for reliable protection of sensitive electronics, power supplies, and appliance circuits. This 3-pole device features a thermal magnetic trip mechanism and is rated for 480Y/277VAC.
Key electrical specifications include an 8A current rating and a short circuit withstand rating of 10kA. The breaker is designed for DIN rail mounting and has a width of 17.5mm per pole. It supports copper wire connections rated for 60/75°C and offers a terminal protection degree of IP20 at the front.
With an electrical life of 6,000 cycles and a mechanical life of 10,000 cycles, the 3CU8R is built for durability. It operates within a temperature range of -25°C to 60°C and can be mounted in any plane. The breaker also includes a positive trip indicator for clear status indication.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The Altech 3CU8R circuit breaker has a voltage rating of 480Y/277VAC and a DC voltage rating of 48VDC.
The current rating for the Altech 3CU8R circuit breaker is 8A.
The short circuit withstand rating is 10kA with a UL-listed Class J back-up fuse, or 5kA with no back-up fuse.
The operating temperature range for this circuit breaker is -25°C to 60°C.
The Altech 3CU8R circuit breaker is designed for DIN rail mounting.