Woodward 1247-007 Overspeed Protection Device
Description
The Woodward 1247-007 is a ProTech-GII overspeed protection device designed to safely shut down steam, gas, and hydro turbines upon sensing an overspeed or overacceleration event. It is a configurable system that ensures the safety and reliability of turbine operations.
Key Features
- Type: Overspeed Protection Device
- Series: ProTech-GII
- Mounting: Bulkhead mount
- Power Input: High voltage
- Trip Relays: Dual redundant trip relay outputs or three independent non-voted trip relay outputs
- Speed Readouts: 4–20 mA
- Communication: Modbus® communications
- MPU Detection: Special MPU open-wire detection circuitry
- Acceleration Detection: Protects against high acceleration events
- Automatic Overspeed Test Routine: Configurable to perform routine overspeed tests
- Sulfur Contamination Resistant: Conformal coating for protection against H2S and SO2 gases
- On-line Repair: Triple-modular design allows for on-line module replacement
- Dimensions: 330mm x 486mm x 153mm
- Enclosure Type: IP56 dust and water resistant
- Current Limit: 500 mA
- High Input Voltage: 100–150 Vdc @ 30 W per module
- Interrupt Time: 3ms when on 1 power supply
- Keypad/Display: 45 Keys Total
- Low Input Voltage: Nominal 24 Vdc
- Operating Temperature: –20 to +60 °C (–4 to +140 °F)
- Slot Type: RS-232 Com Port (3)
- Storage Temperature: –20 to +65 °C (–4 to +158 °F)
- Weight: 26 lbs 12 oz
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