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The Altech Corporation 1E8UM is a single-pole thermal magnetic circuit breaker designed for reliable circuit protection. It has a current rating of 8A and a voltage rating of 277VAC, with a DC voltage rating of 42VDC. The breaker is suitable for DIN rail mounting and features a lever actuator.
Key specifications include a calibration temperature of 40°C, operating temperature range of -25°C to 55°C, and storage temperature range of -40°C to 70°C. Terminal size acceptability is for wires from 18-3 AWG on the top and 18-2 AWG on the bottom, with a terminal torque of 20 lb.in. The protection degree is IP20.
This circuit breaker also boasts a short circuit withstand rating of 10kA and an interrupting capacity of 10kA (VDE ratings). It is UL508 listed and CSA approved. The standard pack quantity is 12 units.
Rated for 277VAC and 42VDC.
DIN Rail.
-25°C to 55°C (-13°F to 131°F).
8A.
10kA with UL-listed RK5 back-up fuse or MCCB.
Top: 18-3 AWG; Bottom: 18-2 AWG (Line/Load reversible).
40°C (104°F).