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WOODWARD 9907-1336｜Electro-Hydraulic Linear Actuator｜
The Woodward VariStroke I series electro-hydraulic linear actuator (integrated servo valve version) is used for precise opening, speed, and load closed-loop control of steam turbine/water turbine control valves. It is compatible with the hydraulic source of turbine lubricating oil and has fault safety, anti pollution, and high reliability characteristics.
Core positioning: Industrial grade electro-hydraulic actuator, used for controlling the main steam valve/regulating valve of steam turbine, supporting redundant feedback, flow linearization and fault safety action, is the core spare part of Woodward steam turbine control system.
parameter
Working temperature -40 ℃~85 ℃ (industrial wide temperature range)
Storage temperature -40 ℃~85 ℃
Relative humidity 5% to 95% (non condensing)
Protection level IP66 (IEC 60529), suitable for harsh industrial environments
Explosion proof certification supports ATEX Zone 1/2, suitable for hazardous locations
Installation method: integrated/remote installation, flange/rack fixed
Triple sealing technology, resistant to oil stains, corrosion, and vibration
System adaptation and functionality
Adaptation system: Woodward 505/2301A turbine controller, 800xA DCS and other industrial automation platforms
Core functions: precise position control, redundant feedback, fault self diagnosis, valve safety return, flow linearization compensation, adaptive control algorithm
Configuration tool: Woodward dedicated PC service tool, supporting parameter calibration, configuration, and fault diagnosis
WOODWARD 9907-1336｜Electro-Hydraulic Linear Actuator｜
| Woodward 8200-1508 | Woodward 8237-1597 |
| Woodward 8200-176 | Woodward 5466-419 |
| Woodward 8200-177 | Woodward 5448-906 |
| Woodward 8200-188 | Woodward 9005-147 |
| Woodward 8200-203 | Woodward 9005-195 |
| Woodward 8200-209 | Woodward 9905-001 |
| Woodward 8200-216 | Woodward 9905-003 |
| Woodward 8200-225 | Woodward 9905-004 |
| Woodward 8200-314 | Woodward 9905-007 |
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