8272-684
May 26, 2026

8272-684

WOODWARD 8272‑684 is an EG‑P series analog electronic speed governor manufactured by Woodward, USA. It is applied to closed‑loop speed and load regulation of diesel engines, gas engines and small turbines. Supporting isochronous and droop control modes, it is suitable for single‑unit or parallel‑running generator sets. It is commonly matched with Woodward 8256‑021 rotary actuator, widely used in power generation, marine, oil & gas, mining and industrial power systems.

Description

Technical Specifications

  • Brand: WOODWARD (USA Original)

  • Model: 8272‑684

  • Type: EG‑P Analog Speed Governor

  • Power Supply: 20–40 VDC

  • Speed Input: 1–30 VAC RMS (magnetic pickup signal)

  • Control Output: 0–200 mA (for driving fuel actuators)

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

  • Humidity: ≤95% non‑condensing

  • Speed Regulation Accuracy: ±0.25%

  • Protection: Reverse polarity, surge protection

  • Mounting: Panel‑mount / DIN‑rail mount

Main Functions

  1. Isochronous & droop control for genset parallel operation and load sharing

  2. On‑site adjustment via internal potentiometers, no software needed

  3. Fast response to sudden load changes

  4. Matches Woodward rotary actuators and magnetic speed sensors

  5. Compatible with DCS/PLC remote monitoring and control

  6. Interlocks with overspeed protection for emergency shutdown

Advantages

  1. Rugged industrial‑grade design for harsh environments

  2. Simple wiring, easy installation and calibration

  3. High‑reliability analog circuit with stable long‑term performance

  4. Suitable for new‑build and retrofit power unit projects

  5. Strong anti‑interference for marine and heavy‑duty industrial applications


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