8250-501
May 26, 2026

8250-501

WOODWARD 8250‑501 belongs to the 723PLUS digital governor series, a microprocessor‑based speed and load controller mainly for diesel engines, gas engines and small‑medium steam turbines. It provides precise speed regulation, load control, overspeed protection, and basic parallel load‑sharing functions, widely used in industrial generator sets, waste‑heat power generation, oil‑gas fields and stationary power units.

Description

Key Features

  • High‑precision PID speed/load control, supporting isochronous (zero‑droop) and droop modes

  • Single magnetic pickup (MPU) speed input, stable anti‑interference performance

  • Accepts 4‑20 mA / 1‑5 VDC remote analog setpoint for speed and load adjustment

  • Built‑in overspeed shutdown, startup fuel limit, acceleration/deceleration ramp control

  • Supports multi‑unit parallel load‑sharing when matched with Woodward synchronizer modules

  • Configurable digital and analog I/O for actuator driving, alarm relays and DCS/PLC connection

  • Industrial‑grade wide‑temperature, anti‑EMI and anti‑vibration design

Technical Specifications

  • Model: WOODWARD 8250‑501

  • Series: 723PLUS Digital Speed‑Load Governor

  • Power Supply: 24 VDC

  • Speed Input: Single magnetic pickup

  • Operating Temperature: −40 °C ~ +70 °C

  • Applications: Stationary gensets, engine/turbine governing, industrial power generation control


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