Allen-Bradley 1492-D1C040 is a DC high-voltage miniature circuit breaker (supplementary protector) from Rockwell Automation, part of Bulletin 1492-D. This 1-pole device is rated for 4 A and uses Trip Curve C to provide both long-time and instantaneous overcurrent protection for DC loads up to 500 V. It has an interrupting capacity of 10 kA at 500 VDC, and is designed for bolt-on mounting with UL listed and CSA certified compliance. The 1492-D1C040 is intended for direct-current protection in DC power distribution and control circuits, delivering compact protection for high-voltage DC applications.
