Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Description |
|---|---|
| Product Name | Master Synchronizer and Load Control Module |
| Model Number | 9907-005 |
| Brand | Woodward |
| Product Type | Digital Synchronizer and Load Control Module |
| Function | Provides precise generator synchronization, load sharing, and power control in multi-generator systems |
| Synchronization Range | 25 to 70 Hz |
| Voltage Range | 90–132 VAC or 180–264 VAC, selectable |
| Frequency Deviation Control | ±0.02 Hz typical |
| Phase Angle Synchronization | Adjustable 0–30 degrees |
| Load Sharing Accuracy | ±1% between paralleled units |
| Reactive Load Sharing | Automatic VAR or Power Factor control |
| Communication Interface | RS-485 (Modbus RTU) |
| Input Signals | Generator voltage, bus voltage, frequency, and phase |
| Output Signals | Control outputs for generator governor and AVR (Automatic Voltage Regulator) |
| Control Modes | Automatic, manual, and test modes |
| Power Supply | 24 VDC nominal (18–32 VDC range) |
| Power Consumption | 15 W typical |
| Protection Features | Over/under voltage, over/under frequency, loss of phase, phase reversal |
| LED Indicators | Power, communication, synchronization, and fault status |
| Display | Front-panel LED indicators and adjustment knobs for sync and phase |
| Mounting Type | Panel mount or rack mount |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -55°C to +105°C |
| Humidity | 5% to 95% non-condensing |
| Vibration Resistance | 5 g, 10–2000 Hz |
| Compliance | CE, UL, and CSA certified |
| Dimensions | 355.6 x 279.4 x 101.6 mm |
| Weight | 4.13 kg |
FAQ
FAQ
Q1: What is the main purpose of the Woodward 9907-005 module?
A1: The 9907-005 is designed to synchronize multiple generators with a power grid or with each other while managing load sharing and maintaining system stability.
Q2: How does this module achieve synchronization between generators and the grid?
A2: It continuously monitors voltage, frequency, and phase differences between the generator and the grid, automatically adjusting the governor and exciter to align them before connection.
Q3: What communication interface does the 9907-005 support?
A3: The module supports RS-485 communication using the Modbus RTU protocol, enabling integration with supervisory control systems.
Q4: Can the 9907-005 perform both real and reactive load control?
A4: Yes, it provides both real (kW) and reactive (kVAR or Power Factor) load sharing for balanced generator operation across the system.
Q5: What protection features are built into the 9907-005?
A5: It includes over/under voltage, over/under frequency, phase reversal, and loss-of-phase protection to prevent damage and ensure operational safety.
Q6: How is synchronization accuracy maintained under variable load conditions?
A6: The module employs dynamic feedback algorithms to compensate for load fluctuations, maintaining synchronization within ±0.02 Hz and ±1% load sharing accuracy.
Q7: What type of mounting options does the 9907-005 support?
A7: It can be mounted on a control panel or within a rack enclosure, offering flexibility for various installation environments.
Q8: In what types of systems is this module typically applied?
A8: The 9907-005 is widely used in power plants, marine vessels, and industrial facilities requiring automatic generator synchronization and load distribution control.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
