WOODWARD 8440-1706 A SPM-D11

High-Precision Turbine Speed Control Solution

The WOODWARD 8440-1706 A SPM-D11 is a microprocessor-based electronic governor engineered for precision speed regulation in steam turbines and turbo-compressors. Featuring adaptive PID algorithms and dual-loop control architecture, this unit ensures ±0.25% steady-state speed accuracy across demanding industrial environments. Its ruggedized design supports both single/dual actuator configurations, making it ideal for power generation, oil/gas compression, and marine propulsion systems.

Technical Specifications

• Input Voltage: 18-32VDC / 90-140VAC
• Operating Temp: -20°C to +60°C
• Control Channels: 2 Independent PID Loops
• Communication: Dual MODBUS Ports (RS-232/422/485)
• Response Time: <50ms for 90% Step Changes
• Certifications: ATEX II 3G, IECEx, UL Class I Div 2

WOODWARD 8440-1706 A SPM-D11

Industrial Applications

▶ Power Generation Turbines
▶ Offshore Gas Compression Stations
▶ Marine Engine Room Control Systems
▶ Petrochemical Process Turbines
▶ District Heating Cogeneration Plants

Why Choose Qiming Automation?

As authorized partners of Woodward, Bently Nevada, and Honeywell, we provide:
✓ 24-Hour Global Shipping (DDP/DDU Available)
✓ 12-Month Performance Warranty
✓ 100% OEM Authentic Components
✓ Technical Support Team (15+ Years Experience)
✉ Request Custom Configuration

Global Support Team

📞 Tel/WeChat: +86 191 2922 4926
📱 WhatsApp: Instant Chat
💻 Skype: live:.cid.3d1b1e5747c071eb
✉ Email: Ayla082209@gmail.com

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