8915-385
May 26, 2026

8915-385

Woodward 8915‑385 is a heavy‑duty 2301A Series digital speed‑load controller, developed for diesel/gas engines, steam/gas turbines and generator sets. It provides high‑precision speed governing, multi‑unit parallel operation, load sharing and overspeed protection, suitable for power generation, marine, oil‑gas, chemical and mining heavy‑industrial environments.

Description

Core Functions

  1. High‑precision closed‑loop speed control to keep stable frequency under fluctuating loads

  2. Isochronous mode for single‑unit gensets; droop mode for parallel‑running units

  3. Grid synchronization, load distribution, remote setpoint via 4‑20 mA / 1‑5 VDC analog inputs

  4. Built‑in overspeed protection, fault self‑diagnosis and alarm outputs

  5. Direct drive for Woodward fuel actuators and turbine control valves

  6. Parameter tuning and monitoring via dedicated Woodward configuration software

Electrical Specifications

  • Power Supply: 24 VDC (wide‑range input: 18–40 VDC)

  • Speed Input: Magnetic Pickup (MPU) sensor signal

  • Actuator Output: PWM drive signal

  • Analog Input: 4‑20 mA remote speed/load reference

  • Communication: RS‑232/485 serial port, Modbus‑compatible for DCS/PLC connection

  • EMC: Industrial‑grade electromagnetic compatibility

Environmental & Mechanical Features

  • Operating Temperature: −40 °C ~ +85 °C

  • Vibration & Shock: Compliant with marine and heavy‑duty industrial standards

  • Mounting: Panel‑mount or DIN‑rail mount

  • Enclosure: Rugged metal housing, dust‑proof and corrosion‑resistant

Typical Applications

  • Diesel & gas engine generator sets

  • Gas and steam turbine power plants

  • Marine auxiliary power and propulsion systems

  • Oil‑gas, chemical and mining industrial prime movers

  • Continuous‑run and emergency standby power systems


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