Woodward 9907-147 ProTech 203 Overspeed Protection Device

FAQ

Q1: What is the primary function of the Woodward 9907-147?
A1: The 9907-147 ProTech 203 is designed to provide fast and reliable overspeed protection for engines and turbines, preventing damage from excessive rotational speeds.

Q2: What types of speed input signals does it accept?
A2: It accepts magnetic pickup (MPU) signals or AC tachometer signals.

Q3: What is the speed measurement range of this device?
A3: The device can measure speeds from 0 up to 25,000 RPM.

Q4: How quickly does the controller respond to overspeed conditions?
A4: The trip response time is less than 10 milliseconds, ensuring rapid shutdown in dangerous conditions.

Q5: What type of output contacts are provided?
A5: It uses SPDT relay contacts for triggering alarms or shutdown mechanisms.

Q6: What is the operating temperature range?
A6: The device operates reliably between -40°C and +70°C.

Q7: What voltage is required to power the 9907-147?
A7: It operates on a DC supply voltage between 18 and 32 VDC.

Q8: Can the trip setpoint be adjusted?
A8: Yes, the trip setpoint is configurable up to the rated maximum speed of the equipment.

9907-147 ProTech 203 Overspeed Protection Device Woodward

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