Woodward 9905-204 DSM Synchronizer: Precision Generator Control Module

The Woodward 9905-204 DSM synchronizer delivers exceptional performance for generator synchronization. This advanced module from the 9900 series ensures precise speed and voltage matching between generators. The 9905-204 operates across extreme temperatures from -35°C to +65°C. It features a compact design with 1% voltage matching accuracy for reliable operation. Power generation facilities worldwide trust this synchronizer for critical parallel operations.

Technical Specifications & Performance Data

• Manufacturer: Woodward Power Controls
• Model: 9905-204 DSM Synchronizer Module
• Series: 9900 professional control series
• Power Supply: 125 VDC operational voltage
• Voltage Matching: 1% precision accuracy rating
• Operating Temperature: -35°C to +65°C range
• Board Dimensions: 33.0cm height x 17.8cm width
• Module Size: 8.25cm height x 4.27cm depth

Electrical Characteristics & Ratings

• Input Voltage: 115/230 VAC compatible design
• Frequency Range: 50/60 Hz automatic detection
• Power Consumption: 15W maximum under full load
• Voltage Tolerance: ±10% input voltage variation
• Isolation Rating: 2500V RMS input to output
• Surge Protection: Built-in transient suppression
• EMC Compliance: EN 61000-6-2, EN 61000-6-4
• Safety Standards: UL, CE, cUL certifications

Synchronization Performance Features

• Synchronization Window: Small window precision
• Speed Matching: Digital speed matching technology
• Voltage Matching: 1% accuracy for stable operation
• Phase Detection: Advanced phase angle measurement
• Frequency Control: Precise frequency synchronization
• Response Time: 100ms maximum synchronization time
• Accuracy: 0.5% frequency matching capability
• Monitoring: Real-time parameter tracking

Physical & Environmental Specifications

• Operating Temperature: -35°C to +65°C industrial
• Storage Temperature: -40°C to +85°C extended
• Humidity Range: 5% to 95% non-condensing
• Vibration Resistance: 2G operational vibration
• Shock Tolerance: 15G operational shock rating
• Altitude Rating: Up to 3000 meters operation
• Enclosure: Industrial-grade metal housing
• Weight: Approximately 850 grams complete

Installation & Mounting Information

• Mounting Type: Standard panel or DIN rail
• Connection: Screw terminal block connections
• Wire Size: 0.5mm² to 2.5mm² compatible
• Installation: Professional setup recommended
• Cooling: Natural convection cooling method
• Spacing: Minimum 25mm clearance all sides
• Protection: IP20 enclosure rating standard
• Maintenance: Minimal maintenance required

Packaging & Shipping Details

• Package Contents: One synchronizer module unit
• Documentation: Installation and operation manual
• Shipping Methods: FedEx, UPS, DHL express
• Packaging: Anti-static protective materials
• Delivery Time: 3-5 business days standard
• Support: Technical assistance available
• Warranty: 12 months quality guarantee

Frequently Asked Questions

• What temperature range does this synchronizer support?
  It operates reliably from -35°C to +65°C ambient temperature.
• What is the voltage matching accuracy?
  The module provides 1% voltage matching precision for stable operation.
• What power supply voltage does it require?
  It operates on 125 VDC power supply with ±10% tolerance.
• How compact is this synchronizer module?
  The unit measures 8.25cm high x 4.27cm deep for space-saving installation.
• What synchronization features does it include?
  It offers digital speed matching and small synchronization window technology.

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