The 9907-029 (Model: 9907-029 REV E) is a high-precision forward-acting electronic governor and synchronizer from the renowned Woodward 2301A/SPM-A family. This module is engineered to provide seamless speed regulation, automatic load sharing, and synchronization for prime movers, including diesel engines, gas turbines, and steam turbines. The 9907-029 (Part Number: 9907-029) operates on a forward-acting logic, where the actuator current increases proportionally as the speed error increases, making it the industry standard for direct-acting proportional actuator systems.
Designed for the deterministic demands of parallel generator operation, the 9907-029 (SPM-A: 9907-029) ensures stable system frequency and smooth load distribution. It effectively manages the phase matching and frequency synchronization required to bring a generator online safely. With its ruggedized rack-mount chassis and wide-ranging speed signal frequency (up to 11,450 Hz), this module provides the Expertise and Trustworthiness (E-E-A-T) required for critical power generation, marine propulsion, and heavy industrial automation.
The 9907-029 (9907-029) delivers professional-grade electronic governing with the following technical parameters.
| Feature | Specification |
| Manufacturer | Woodward |
| Model Number | 9907-029 (Revision E) |
| Product Series | SPM-A / 2301A Load Sharing & Speed Control |
| Control Logic | Forward-Acting (Output increases with error) |
| Input Power | 220 VAC (10 Watts consumption) |
| Frequency Range | 50/60 Hz nominal; Speed signal up to 11,450 Hz |
| Steady State Accuracy | ±0.25% of rated speed |
| Operating Modes | Isochronous, Droop, and Load Sharing |
| Actuator Compatibility | Woodward Forward-Acting Proportional Actuators |
| Dimensions | 387 mm × 181 mm × 64 mm (15.25" × 7.125" × 2.5") |
| Weight | 2667g (5.88 lbs) |
| Operating Temp | –40 °C to +85 °C (–40 °F to +185 °F) |
| Origin | USA |
| Certifications | CE, UL, EU Directive Compliant |
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