Digital guide
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Woodward 8237-1369
- Product Name: ProTech‑GII Overspeed Protection System (Bulkhead‑Mount)
- Product Description: A TMR‑based overspeed protection device for prime movers, monitoring shaft speed via three independent MPUs and triggering a safe shutdown on overspeed faultsWoodward.
- Technical Specifications:
- Series: ProTech‑GII
Detailed content
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- Speed Sensors: 3 × independent MPU inputs
- Trip Speed Range: 250–25,000 RPM (user‑configurable)
- Power Supply: 24 V DC or 120/240 V AC
- Outputs: 3 × voted relay trip outputs, alarm contacts
- Enclosure: NEMA 4X, bulkhead‑mount design
- Key Features:
- Triple‑modular redundant (TMR) speed monitoring for safety
- Independent MPU fault detection with adjustable timeout
- LED indicators for trip, MPU failure, and CPU fault
- Compliance with API 670 and IEC 61508 SIL 2 standards
- Applications:
- Gas/steam turbines, diesel engines, and generators
- Power generation, oil & gas, and petrochemical industries
- Critical rotating machinery requiring overspeed protection
