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Configured for electro-hydraulic actuation and precise fuel control in engine governing systems, the Woodward 8525-971 (8525-971 UG Mas Driver) provides direct physical/electrical execution. This hardware component regulates hydraulic fluid flow to position fuel metering valves or linkages, ensuring accurate speed control and load sharing across reciprocating engines.
| Parameter | Specification |
|---|---|
| Model | 8525-971 |
| Brand | Woodward |
| Origin | USA |
| Weight | 0.8 kg |
| Dimensions | 30 cm x 20 cm x 25 cm |
| Operating Temp | -10 deg C to +55 deg C |
| Power Consumption | Less than 5 W at 12/24 VDC |
| Pressure Rating | Up to 10 bar (145 psi) |
| Flow Rate | Up to 20 l/min (5.3 gpm) |
The hardware utilizes high-response proportional hydraulic valves designed to achieve rapid stroke transitions, ensuring a response time of under 5 milliseconds during actuator loop feedback response tracking. Internal thermal dissipation profiles across the stainless steel chassis manage operational heat loads within moderate industrial temperature limits without active cooling. Advanced harmonic distortion suppression on the electrical control inputs prevents erratic valve positioning caused by electrical noise from engine ignition and auxiliary systems.
Q: What fluid pressure limits are specified for the hydraulic circuit of this UG Mas Driver?
A: The driver is rated for hydraulic supply pressures up to 10 bar (145 psi).
Q: What are the compatible operating voltage options for powering the internal actuator coils?
A: The unit supports selectable power supply inputs of either 12 VDC or 24 VDC.