Cummins QSK45, QSK60 & QSK78 Generator Drive Control System Wiring Diagram

This wiring diagram covers the generator drive control system on the Cummins QSK45, QSK60 and QSK78 in power generation service.

It shows the interface between the engine and the generator control panel, ECM connector pinouts, genset control wiring, and sensor and actuator circuits. These are the largest high-speed engines Cummins builds, and power generation technicians use this wiring to work out whether a fault is in the engine, the harness or the panel.

What the diagrams show

• Generator control panel interface wiring
• ECM connector pinouts
• PowerCommand / genset control wiring
• Sensor and actuator circuits

Compatibility

• Models: QSK45, QSK60, QSK78
• Application: Generator drive / power generation
• Document type: Wiring diagram

Before you buy

This is a wiring reference only. It has no repair or overhaul procedures.

Your engine's dataplate shows the engine model, the engine serial number (ESN) and the CPL number. Compare those with the models above. If you're not sure, email us the dataplate details and we'll check for you.

File format

PDF download. Nothing is shipped. Opens on a computer, tablet or phone.

We're an independent seller and are not affiliated with or endorsed by Cummins. Brand and model names are used only to identify the engines this manual covers.