WOODWARD 9905-059｜Governor Module｜

• Woodward 9905-059 Governor Module

  Product Overview

  The Woodward 9905-059 governor module is designed to minimize non-periodic speed fluctuations in machines and maintain speed at or near the set value. It is widely applied in power generation and industrial systems requiring precise speed and load control.

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  Technical Specifications

  • Product type: Governor module

  • Power input: 24 VDC

  • Application scope:

    • Three-phase AC generators with Woodward or compatible speed control and automatic voltage regulators

    • Aircraft turbines

    • Industrial engines and turbines

    • Power generation control systems

    • Diesel and gas engines

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  Key Features

  • Communication ports:

    • Two independent RS-232 and RS-422 serial ports

    • Built-in redundant Ethernet communication ports

  • Synchronization function:

    • Microprocessor-based synchronizer with low-current PWM output

    • Provides automatic frequency, phase, and voltage matching via analog or discrete bias signals

  • Multiple control functions:

    • Speed and load setting for diesel or gas engines

    • Load distribution and speed control for generator sets

    • Advanced dynamic functions:

      • Manifold pressure (MAP) limiter

      • Torque limiter

      • Low-speed sensing function

      • Remote speed and load reference

      • Soft load transfer

      • Automatic idle-to-rated switching

      • Load rejection/load pulse option

      • Idle drop function

  • Optional features:

    • Modbus® serial communication

    • Adaptive speed sensing algorithm

    • Data recording capability