SP-142757 Allen-Bradley

Allen-Bradley Regenerative SCR Cell

Allen-Bradley 142757 regenerative SCR cell assembly kit, part of the 1395 Spare Parts Series, is designed for efficient operation in high-power environments, delivering 250 to 300 horsepower at 230 volts and 670 amps. This assembly features upper and lower snubber boards and is strategically mounted on a drive's heatsink, adjacent to the armature pulse transformer board to ensure optimal performance as it acts as a sensitive control switch for the armature bridge connection. Built to withstand high-voltage transients, it includes an RC network for protection and consists of two SCR cells and a silicon oil bottle, ensuring reliable mounting with precise alignment and secure fastening, making it an essential component for maintaining robust drive systems.

Manufacturer: Rockwell Automation

Brand: Allen-Bradley

Part Number/Catalog No.142757

Product Type: SCR Cell Assembly Kit

Drive Type: Regenerative

Horsepower: 250-300 at 230V, 250-400 at 460V

Amps: 670

Snubber Boards: Upper and Lower

Bulletin: 1395

Series: Spare Parts (SP)

Alternate Part Numbers: 142757, 1395-142757