$2,980.00 Original price was: $2,980.00.$1,639.00Current price is: $1,639.00.
The WOODWARD 8237-1600 (ProTech-GII) is a SIL 3-certified overspeed safety device for steam, gas, and hydro turbines, featuring 2-out-of-3 voting logic and rapid shutdown capability to prevent damage from overspeed/over-acceleration events.
| Parameter | Details |
|---|---|
| Model | 8237-1600 (ProTech-GII) |
| Manufacturer | Woodward Inc. |
| Product Type | Turbine Overspeed Safety Protection Device |
| Core Functions | Overspeed/over-acceleration detection; 2-out-of-3 voting logic for fault tolerance; rapid turbine shutdown command; event logging; Modbus communication for remote monitoring |
| Speed Monitoring Range | 0.5 RPM to 32,000 RPM |
| Response Time | 8 ms – 26 ms (depending on configuration) |
| Input Type | 3 voted inputs (for active/passive magnetic pickups/MPUs) |
| Output Signals | 3 independent/voted trip relays; 4-20 mA analog speed output |
| Communication Interface | RS-485; Supported protocol: Modbus RTU |
| Power Supply | HV/LV dual voltage input (configurable) |
| Operating Temperature Range | -20°C to +60°C (at 95% RH, non-condensing) |
| Storage Temperature Range | -20°C to +65°C (at 95% RH, non-condensing) |
| Environmental Resistance | Sulfur contamination resistant; suitable for Class 3C2 environments |
| Protection Rating | IP56 (dust-tight, water-resistant when properly installed) |
| Dimensions (W × H × D) | 280 mm × 350 mm × 100 mm |
| Weight | 12 kg |
| Mounting Type | Panel-mounted (backplane structure for easy maintenance) |
| Certifications | IEC 61508 SIL 3; API 670, API 612, API 611 compliant; CE, UL; IEC 721-3-3 1994 |
| Key Features | Triple modular redundant design (hot-swappable for online maintenance); time-stamped trip/alarm logs; front-panel & PC software configuration; overvoltage protection (IEC 60664-1) |
| System Compatibility | Steam/gas/hydro turbines (all sizes); turbine trip valves; magnetic speed pickups (MPUs); SCADA/HMI via Modbus |
| Applications | Power generation turbines; industrial gas/steam turbines; hydroelectric power plant turbines; critical rotating machinery safety systems |

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