9907-345 | Woodward | ProTech 203 Overspeed Protection
The Woodward 9907-345 is a overspeed protection for Woodward platforms. Input Voltage: 24 Vdc | Operating Temperature: -25 to +60 °C | Speed-Sensing Frequency Range: 100 Hz to 32 kHz. Factory-sealed, live-rack tested, 48-hour burn-in. 12-month warranty. Ships within 24 hours.
Technical Specifications
| Dimensions | W19 in x H12.244 in x D5.62 in |
|---|---|
| Weight | Less than 14 lbs |
| Input Voltage | 24 Vdc |
| Operating Temperature | -25 to +60 °C |
| Speed-Sensing Frequency Range | 100 Hz to 32 kHz |
| Standards | Adequate ventilation for cooling and space for servicing |
| Manual | 85205 (F) |
| Manufacturer | Woodward |
| Model | De-energize-to-Trip |
| Hot Replacement | Allows for individual unit replacement without taking the prime mover offline. |
| Built-in Self-Test | Provides automatic self-testing capabilities. |
| Remote Reset | Enables resetting the device remotely. |
| Multiple Alarm Outputs | Includes both visual and audible alarms. |
| Three Magnetic Pickups (MPUs) | Each in separate speed-sensing units (A, B, C), each with its own power supply and operator interface. |
| Voter Relays | Each MPU actuates two-voter relays, with independent operation before hardware voting. |
| Alarm Indicators | LCD display and LEDs show error messages such as MPU fail timeout or CPU failure. |
| Frequency Range | 250 Hz to 25 kHz |
| MPU Failed Timeout Range | 100 rpm to 25,000 rpm |
| Enclosure | NEMA 4 and 4X certified |
| Model / SKU | 9907-345 |
Ships within 24 hours | 12-Month Warranty | Worldwide Delivery
Failure Prevention: Woodward 9907-345
The 9907-345 | Woodward | ProTech 203 Overspeed Protection: Dimensions: W19 in x H12.244 in x D5.62 in
Weight: Less than 14 lbs
Input Voltage: 24 Vdc
Operating Temperature: -25 to +60 °C
Speed-Sensing Frequency Range: 100 Hz to 32 kHz.
Keep one tested spare for critical systems. Swap during planned maintenance. Ships within 24 hours. 12-month warranty.
Compatible Parts — Same System
These modules share the same system family as the 9907-345. Commonly ordered together for complete rack builds or spare parts kits.
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