The Woodward 9907-175 module enables seamless integration between different control systems. Its primary function is to facilitate effective load sharing across generator sets. Specifically, it bridges a Caterpillar speed controller with engines managed by Woodward accessories.
Electrical Input Specifications and Power Protection
This module operates from a standard 18 to 32 VDC power supply, consuming approximately 5 Watts. It accepts three-phase PT inputs rated for 100 to 240 VAC line-to-line operation. Furthermore, it incorporates robust protection against under-voltage, overvoltage beyond 80 VDC, and reverse voltage up to -32 VDC.
Physical Dimensions and Installation Environment
The 9907-175 features a compact and rugged beige enclosure for industrial use. Its precise dimensions are 273.6 mm in length, 214.1 mm in width, and 59.2 mm in height. Importantly, you must install this module in a controlled environment that is free from excessive humidity and dust.
Detailed Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Woodward |
| Model Number | 9907-175 |
| Module Function | Load Sharing & System Integration |
| Power Supply Range | 18 – 32 VDC |
| Power Consumption | ~5 Watts |
| Input Protection | Under-voltage, Overvoltage (>80 VDC), Reverse Voltage (-32 VDC) |
| 3-Phase PT Input Voltage | 100 – 240 VAC (Line-to-Line) |
| PT Input Burden @ 240 VAC | 1.5 – 1.7 VA per phase |
| PT Input Burden @ 120 VAC | 0.4 – 0.5 VA per phase |
| Dimensions (L x W x H) | 273.6 mm x 214.1 mm x 59.2 mm |
| Enclosure Color | Beige |
| Recommended Environment | Dry, Dust-Free Area |
Key Integration Role
This module is essential for creating a unified control scheme in mixed-manufacturer power systems. It ensures stable and proportional load distribution between generators using different controllers. Therefore, the Woodward 9907-175 is a critical component for reliable parallel operation in complex setups.
Details
| Weight | 0.91 kg |
|---|---|
| Dimensions | 273.6 × 214.1 × 59.2 mm |
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