0-51893-7

About the 0-51893-7

The 0-51893-7 is a multi-board module component manufactured by Reliance Electric for use within the company’s drive systems. The 0-51893-7 functions as a Field Regulator Controller Module. The board is fronted by a wide faceplate. The faceplate is a double-wide piece with a twelve-screw terminal strip down its center. This is covered by its own cover with corresponding drill holes. The terminal screws are labeled top to bottom as:

• 181
• 182
• (none)
• 235
• 57
• F2
• (none)
• 500V
• 240V
• 120V
• COM
• (none)
•  and (none.)

0-51893-7 FCCA PC Controller Connections and Hardware

 Screw connections connect to various wires that connect to the board. These connect to the board through an opening in the front panel located to the side of the terminal strip. The faceplate also has an opening labeled “Max arm volts” and another labeled “Stab.” The  0-51893-7 is comprised of:

• the 0-48651-2 board populated by:
  • wire-wound and metal film resistors
  • transistors, capacitors, surface wire components,
  • a large transformer located on its front edge
  • a grid pattern
• a 0-48650-2 board that has:
  • a metal rack system connected to its rear edge
  • a line of eight stab-on connectors
  • several surface wires with screw connectors
  • transistors, capacitors, resistors, and two transformers