Présentation du produit
The Woodward 9905-946 Automatic Synchronizer is a precision-engineered device designed for the seamless synchronization sur generators to a power grid or bus. Developed by Woodward, a global leader in energy control and optimization solutions, this synchronizer provides highly reliable automatic synchronizing and load sharing for diesel and gas engine-generator sets. Whether used in utility, marine, or industrial environments, the 9905-946 delivers fast and accurate synchronization, reducing downtime and protecting sensitive electrical infrastructure.
This unité is part sur the SPM-D series sur synchronizers, known for their advanced digital microprocessor control, robust design, and ease sur integration with Woodward and third-party control systems. The 9905-946 excels in providing precise phase, voltage, and frequency matching, ensuring generators come online safely and efficiently.
Spécifications du produit
| Parameter | Details |
|---|---|
| Modèle | 9905-946 |
| Product Series | SPM-D Synchronizer |
| Function | Automatic Synchronizer with Load Control |
| Control Type | Microprocessor-Based |
| Synchronizing Method | Automatic, Closed-Loop Phase-Locked |
| Voltage Range | 90–150 VAC, 50/60 Hz (Line Voltage Sensing) |
| Frequency Range | 45–65 Hz |
| Phase Angle Control | ±10° Accuracy |
| Communication Interface | None (manual or hardwired control) |
| Mounting Type | Panel Mount |
| Display Type | LED Indicators |
| Operating Temperature | –40 °C to +70 °C (–40 °F to +158 °F) |
| Storage Temperature | –55 °C to +85 °C (–67 °F to +185 °F) |
| Humidity | 95% RH Non-condensing |
| Power Supply | 18–32 VDC |
| Enclosure Type | Metal Housing with Conformal Coated Circuit Boards |
| Dimensions | 300 x 200 x 250 mm |
| Poids | 0.8 kg |
| Certifications | CE, CSA, UL Recognized |
| Compliance | IEEE C37.90, EN 61000-6-2/4, IEC 60255 |
Applications
The Woodward 9905-946 Automatic Synchronizer is ideally suited for applications such as:
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Power Plants: For synchronizing multiple generator sets to utility power grids.
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Marine Vessels: Ensures continuous, reliable power during switchovers and maneuvering.
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Industrial Facilities: Used in process industries where generator backup is critical.
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Hospitals and Data Centers: Provides seamless transfer sur load in emergency power systems.
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Microgrid Systems: Facilitates grid-to-surf-grid transitions with minimal interruption.
Advantages
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Precision Synchronization: Offers accurate phase, voltage, and frequency matching, ensuring smooth generator paralleling.
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Fast Response Time: Ensures quick and reliable synchronizing, minimizing black start time.
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Rugged Design: Built for harsh environments, with a wide temperature tolerance and robust mechanical protection.
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Easy Integration: Compatible with Woodward actuators and control modules, as well as third-party equipment.
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Fail-safe Operation: Designed with redundant safety protocols to prevent out-sur-sync closing.
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Reduced Operational Cost: Minimizes wear on generator sets through smooth, controlled synchronization.
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No PC Required: Simplified configuration via onboard dipswitches and potentiometers.
Questions fréquentes (FAQ)
1. What is the primary function sur the 9905-946?
The 9905-946 automatically synchronizes a generator to a power bus by matching voltage, frequency, and phase angle.
2. Is the unité suitable for marine applications?
Yes, it is robustly built for marine and industrial use, withstanding harsh environments.
3. Can it be used in a microgrid system?
Absolutely. Its fast response and accurate synchronization make it ideal for microgrids.
4. Does the 9905-946 support remote communication protocols?
N° It is designed for hardwired operation without remote communication interfaces.
5. What power supply voltage does it require?
It operates on 18–32 VDC.
6. How is configuration performed?
Configuration is done through onboard DIP switches and adjustment potentiometers.
7. What happens if synchronization fails?
The system includes built-in failsafe logic to prevent out-sur-sync closing sur breakers.
8. Is ssurtware or a PC required for setup?
No, setup is entirely manual, enhancing reliability in mission-critical systems.
9. Can it synchronize multiple generators simultaneously?
No, it synchronizes one generator at a time. A supervisory controller is needed for multi-gen systems.
10. What certifications does it carry?
The unité is CE marked, UL Recognized, CSA certified, and complies with IEEE and IEC standards.
Related Modèles in the Same Series
| Modèle | Description |
|---|---|
| 9905-940 | SPM-D10 Auto Synchronizer without Load Control |
| 9905-941 | SPM-D10 Auto Synchronizer with Load Control |
| 9905-942 | SPM-D10 for Dual-Mode Operation |
| 9905-943 | SPM-D Synchronizer with Wide Voltage Range Input |
| 9905-944 | Enhanced Synchronizer with Load Sharing Capabilities |
| 9905-947 | Advanced Synchronizer with Extended Functionality |
Popular Modèles from Woodward
| Modèle | Description |
|---|---|
| 8440-2083 | EASYGEN-3000 Series Generator Set Controller |
| 9907-167 | ProAct Digital Plus Actuator/Driver |
| 9907-014 | EPG Control System |
| 2301D | Digital Load Sharing and Speed Control |
| 505XT | Steam Turbine Controller for Extraction/Admission Applications |
| 2301A | Load Sharing and Speed Control, Analog |
Informations sur l'entreprise
E-mail: [email protected]
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Add: Alishan Building, 2 Lvling Rd, District Siming, Xiamen, Fujian, Chine, 361006
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