Digital guide
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Woodward 8200-209
- Product Name: ProTech 203 Digital Overspeed Trip Device
- Product Description: A high-reliability digital overspeed protection system designed for critical machinery (turbines, generators, industrial engines) to detect overspeed conditions and initiate safe shutdowns.
- Technical Specifications:
- Speed Input: 3 × magnetic pickups (MPUs), 50–10,000 Hz
Detailed content
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- Trip Threshold: Configurable (100–150% of rated speed)
- Power Supply: 24 VDC (18–32 VDC range)
- Relay Outputs: 2 × trip relays (NO/NC contacts)
- Communication: Modbus RTU, RS-485 (for monitoring/configuration)
- Operating Temperature: -15 °C to +60 °C
- Dimensions: 482.6 mm × 310.4 mm × 142.7 mm
- Weight: 3.2 kg
- Key Features:
- Triple Redundancy: Three independent speed-sensing units for 2-out-of-3 voting, eliminating single points of failure.
- Fast Response: Detects overspeed and initiates trip in <100 ms to protect expensive machinery.
- User-Friendly Interface: 12-key keypad and LCD display for local configuration and monitoring.
- Fault Diagnostics: Built-in self-test (BIST) and fault logging for simplified maintenance.
- Applications:
- Power Generation: Steam/gas turbines, diesel/gas generators in power plants.
- Oil & Gas: Compressors, pumps, and turbines in refineries and processing plants.
- Industrial Machinery: High-speed engines and rotating equipment in manufacturing.
