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This Altech Corporation 3DU1M is a miniature circuit breaker (MCB) designed for circuit protection applications. It features a thermal magnetic trip type and is rated for 1 Ampere and a voltage of 277V AC.
The breaker has three poles and is equipped with a lever actuator for manual operation. It is designed for DIN rail mounting, making it suitable for installation in standard electrical enclosures.
Key specifications include an interrupting capacity of 10kA, a calibration temperature of 40°C, and an ambient operating temperature range of -25°C to 60°C. The terminal size accepts wire gauges from 14 to 3 AWG, with a recommended torque of 2.0 N m. The device offers an electrical life of 6,000 switching cycles and a mechanical life of 10,000 switching cycles. It also provides IP20 terminal protection and can be mounted in any orientation.
| Qty | Low | High |
|---|---|---|
| 1+ | $52.85 | $52.85 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 1A.
The voltage rating is 277V.
It has 3 poles.
It is a thermal magnetic breaker.
It is mounted on a DIN rail.
The trip curve is D.
The interrupting capacity is 10kA.