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.