8234-167O
May 26, 2026

8234-167O

WOODWARD 8234‑167O is a DSM Digital Synchronizer Module (microprocessor‑based synchronizer) from Woodward, used for three‑phase generator automatic grid‑connection synchronization. It matches frequency, phase and voltage precisely for gensets, and works with Woodward speed governors and AVRs to realize stable parallel operation of multiple generator sets. It is widely applied to steam/gas turbines, diesel/gas engines, industrial power plants and marine power systems.

Description

Key Features

  • Automatically completes frequency, phase angle, voltage three‑way matching, outputs bias signals to governor and AVR for synchronization adjustment

  • Independent dual serial ports: RS‑232 & RS‑422, supports parameter configuration and data communication

  • Low‑current PWM output, compatible with analog/discrete signal interfaces

  • Class 1 Division hazardous area certification, industrial explosion‑proof and anti‑interference design

  • Built‑in self‑diagnosis function for signal faults, abnormal synchronization and alarm output

  • Supports single‑machine grid‑connection and multi‑genset parallel synchronization

Technical Specifications

  • Model: WOODWARD 8234‑167O

  • Type: Digital Synchronizer Module

  • Power Supply: 24 VDC

  • Communication: RS‑232, RS‑422

  • Safety Level: SIL2

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

  • Applications: Generator automatic synchronization, multi‑unit parallel grid‑connection, turbine/engine power generation control


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