• About CONTRELEC
• AC & DC Module Repair
• Hill Graham Spare Parts
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• SCRLogic Training Simulator
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• AF Module CPU Replacement
• AF Module LCD Meters
• Jack-Up Upgrade
• SCR Replacement
• Land Rig PCR
• SCR Training House
• Surge Suppression
• Air Starter Panels
• Automatic Door Testing Unit

• FutureNet DASH

• SCRLogic Training Simulator
• Versapanel
• How to Commission a Generator Section
• Power Factor Correction for Drilling Rigs
• SCR Systems
• Calculations
• Troubleshooting Mud Pump Field Supplies
• Troubleshooting Power Limit Problems

Battery Charger PCB (HGC Part P378T)

The Hill Graham Controls Battery Charger PCB (original part number P378T) provides charging current for the +/-12V HOC batteries for hands-off generator starting.