Woodward 9905-373 Rev-M Digital Synchronizer Load Control Generator Module

The Woodward 9905-373 (Revision M) is a microprocessor-based Digital Synchronizer and Load Control (DSLC) module. It is used for three-phase AC generators. This specific hardware variant integrates multiple functions into one compact device. It matches generator frequency, phase, and voltage with a utility grid or another generator before connecting them

Core Technical Specifications

• Manufacturer: Woodward

• Part Number (MPN): 9905-373

• Revision: M (Updates like Rev P or T exist, but the core hardware design remains similar)

• System Frequency: 50 / 60 Hz systems

• Voltage Input: 120 Vac nominal

• Potential Transformer (PT) Layout: Open Delta configuration

• Speed Bias Output: 500 Hz Pulse Width Modulation (PWM)

• Operating DC Power Supply: 18–40 Vdc

• Weight: ~3.05 kg