9905-755

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Woodward Energize-to-Trip ProTech 203 Overspeed Trip Device 9905-755 that senses prime mover speed through three MPUs. Features Audible and Visible Alarm Systems.

AVAILABILITY:

CALL FOR AVAILABILITY

Contact: 1-919-372-8413 (Intl.), 1-800-991-7026 (US), sales@axcontrol.com

3 Year Warranty: Learn More

Sell Surplus: Have a 9905-755 to sell? Sell Now

Exchange Credit: Learn more about our exchange credit program

9905-755

    Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures
  • 4.00 (1)
  • Click a star to rate this product
    Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures
  • 4.00 (1)
  • Click a star to rate this product
Woodward Energize-to-Trip ProTech 203 Overspeed Trip Device 9905-755 that senses prime mover speed through three MPUs. Features Audible and Visible Alarm Systems.

AVAILABILITY:

CALL FOR AVAILABILITY

Contact: 1-919-372-8413 (Intl.), 1-800-991-7026 (US), sales@axcontrol.com

3 Year Warranty: Learn More

Sell Surplus: Have a 9905-755 to sell? Sell Now

Exchange Credit: Learn more about our exchange credit program

9905-755 Technical Specifications

Dimensions W482.6mm x H310.4mm x D142.7mm
Display Operating Temperature –15 to +60 °C (+5 to +140 °F)
Features Key Lock
Input Voltage 120 Vac/dc = 88–132 Vac/90–150Vdc, 7.25W
Keypad/Display 12 Key and 1 Knob per module
Manual 85196
Manufacturer Woodward
Model Energize-to-Trip
NEMA Rating 4x for NA, IP54 for EU
Operating Temperature –25 to +60 °C (–13 to +140 °F)
Standards Adequate ventilation for cooling and space for servicing
Weight Less than 14 lbs

Product Description

Product 9905-755 is part of the ProTech 203 Overspeed Protection System series. Devices in this series have a modular design that uses three identical speed-sensing units with a two-out-of-three voting configuration. This model has a 120 Vac/dc voltage input and is one of the energize-to-trip versions in this Woodward series.

 

To prevent system damage and malfunction/failure, care should be taken to ensure the 9905-755 overspeed protection device is installed in an appropriate location. A full list of environmental considerations can be found in Woodward Manual 85196, which includes an operating temperature range of –25 to +60 °C (–13 to +140 °F), protection from direct sunlight, protection from water and condensation, and away from vibration and devices that may produce electromagnetic interference.

 

Model 9905-755 has a speed-sensing frequency range of 100 Hz to 32 kHz and a trip-point frequency range of 250 Hz to 25 kHz. System features include an MPU fail option, an MPU fail timer, MPU failure indicators, and CPU failure indicators. Some errors are indicated with LEDs, some are indicated with alarm output, and some have the option of triggering both an LED and an alarm output.

 

Woodward ProTech 203 Overspeed Protection System Manual 85196 has details on more system features, troubleshooting guidelines, environmental considerations, and more.

Reviews For 9905-755
Internal Review

Keep plastic, vinyl, and Styrofoam materials (such as plastic or Styrofoam cups, cup holders, cigarette packages, cellophane wrappers, vinyl books or folders, plastic bottles, and plastic ash trays) away from the control, the modules, and the work area as much as possible. - AX Control Techs

Repair Services For 9905-755

Type Lead Time Price Action
Repair Service 1-2 weeks $5071

Our highly skilled technicians can repair your 9905-755. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

  • 48-72hr Rush Repair
  • Detailed Repair Reports
  • AX Control Certificate of Warranty

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty. A warranty certificate will be provided with your order upon request.
All PLCs, HMIs, and Turbine Control Boards: 3 Years
All AC/DC and Servo Drives: 2 Years
All Motors: 1 Year
Learn More

9905-755 Manuals, White Papers, Data Sheets, and Troubleshooting