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The Altech Corporation ALTN2 is a supplementary protector accessory specifically designed for use with the R-Series Miniature Circuit Breakers (MCBs). This component provides additional protection for sensitive electronics, power supplies, and appliance circuits, operating on the load side of the main branch circuit protection.
Key electrical specifications include a voltage rating of 480Y/277 VAC and a DC voltage rating of 48 VDC. The short circuit withstand rating is 10kA for 0.5-6A RC and 8-63A RC with a Class J back-up fuse, and 5kA for 8-63A RC without a back-up fuse. The interrupting capacity according to IEC/EN standards is 10kA.
This supplementary protector operates within a temperature range of -25°C to 60°C and has a calibration temperature of 30°C. It features a terminal protection degree of IP20 at the front and supports wire connections using copper wire only (60/75°C rated). The device has an electrical life of 6,000 cycles and a mechanical life of 10,000 cycles. It is designed for DIN rail mounting and has a width of 17.5mm per pole.
The ALTN2 is rated for 480Y/277 VAC and 48 VDC.
The operating temperature range is -25°C to 60°C.
The interrupting capacity is 10 kA for 0.5-63A (RC) per IEC/EN 60898/60947-2.
Terminals accept 14-3 AWG at 17.5 lb-in (2.0 Nm) and 18-16 AWG at 25 lb-in (2.8 Nm). Copper wire only, 60/75°C.
Mechanical life is 10,000 cycles on/off.
Yes, it can be mounted in any plane.
Storage temperature range is -25°C to 75°C.