SCR/DC Drive Controller Parts

IEC Systems SCR/DC Controller Electronics

 · Analog, 3-Phase, 6-Pulse, DC control electronics, programable up to four assignments, each with its own current limits.

· Voltage, Current or Speed Feedback controls to maintain constant speed for shunt or series DC motor loading.

SCR CONTROLLER MODULE, P/N: 13-1530

Produces rectifier gate signals to produce 0-750 VDC bridge output to drive single or paired shunt or series-wound DC motors. Sub-assemblies:

DC FIRING PCB, P/N: 14-1530  & DC REGULATOR PCB, P/N: 14-1531

DC CARDRACK ASSEMBLY, P/N: 13-0031

Cardrack contains the plug-in SCR Control module, operator interface panel, and control power transformers. Sub-assemblies:

 DC CARDRACK MOTHER BOARD P/N: 14-0031, DC CARD RACK TRANSFORMER P/N 690-0010, & PHASE SENSING TRANSFORMER P/N: 612-0010 

 600V FEEDBACK PCB, P/N: 13-1098 

DC voltage feedback to the 13-1530 SCR Controller to regulate SCR firing. 

CURRENT AMP PCB P/N: 13-1158 

Slip-Sprocket (motor-loss) Protection for dual motor DC Drive assignments.

TIMED OVERCURRNET MODULE P/N: 13-3337 

Drawworks feature, allows bridge current to exceed overcurrent setting for Ampere and Duration.