ESD5550E GAC Alternative Speed Controller

About this part

When speed control fails, the engine hunts, overspeeds or cannot pick up load, and the frequency drifts out of tolerance.

Features

• Simple installation
• Adjustable droop and idle operation
• Inputs for accessories used in multi-engine or special applications
• Light Force Actuation (ESD5570 only)
• Isochronous / Steady State
• Stability ± 0.25 % or better
• Speed Range / Governor 1 K - 7.5 K Hz continuous
• Speed Drift with Temperature ±1 % MAX

When to replace it

• Engine speed hunting or surging
• Frequency drifting under load
• Engine will not reach rated speed
• Overspeed shutdowns

Before you order

Match the controller to the actuator and supply voltage, and set gain and stability with the engine running, first off load and then with a load step.

Match the number stamped on the part you are removing, or the number in your engine or alternator manual, before ordering. Part numbers are shown for reference so the right replacement can be identified.

Questions