8239-008
May 26, 2026

8239-008

WOODWARD 8239‑008 is a DSM‑2 High‑Accuracy Digital Synchronizer & Load‑Sharing Module, belonging to Woodward’s power system control product line. It integrates automatic three‑parameter synchronization (frequency, phase angle, voltage) and real‑power load‑sharing functions for three‑phase AC generators. It cooperates with speed governors and AVRs to realize grid‑connection paralleling and stable parallel operation of multiple gensets, widely used in steam/gas turbines, diesel/gas engine‑driven power units, industrial cogeneration and marine power systems.

Description

Key Features

  • Integrates high‑precision synchronization and load‑sharing control, one‑module multi‑function

  • Automatic matching of frequency, phase and voltage; adjustable voltage deviation threshold

  • Supports analog bias signals and relay contact raise/lower outputs for governor and AVR regulation

  • Isolated RS‑232 & RS‑422 communication ports for parameter setting, monitoring and data logging

  • Comprehensive self‑diagnosis for signal loss, synchronization failure, abnormal voltage/frequency with alarm outputs

  • Industrial‑grade anti‑EMI, anti‑vibration and wide‑temperature design, suitable for hazardous and marine environments

  • Compatible with Woodward 2301/505 series governors, MicroNet systems, DCS and PLC

Technical Specifications

  • Model: WOODWARD 8239‑008

  • Type: DSM‑2 Digital Synchronizer & Load‑Sharing Controller

  • Power Supply: 24 VDC

  • Communication: RS‑232, RS‑422

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

  • Applications: Generator automatic paralleling, multi‑genset parallel load sharing, power plant and marine power control


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