Woodward 8440-2166 SPM-D2 Series Synchronizer

Description

The Woodward 8440-2166 is a microprocessor-based synchronizer from the SPM-D2 series, designed for automatic synchronization of generators with utility grids or busbars. It supports precise voltage, frequency, and phase matching, making it ideal for power generation systems requiring high reliability and configurability.

Specifications

• Model: 8440-2166 (SPM-D2-1010B)
• Power Supply: 12/24 VDC (range: 9.5 to 32 VDC)
• Power Consumption: Maximum 10 W
• Voltage Measurement: Rated 100 VAC, maximum 150 VAC
• Frequency Range: 40 to 70 Hz (nominal 50/60 Hz)
• Display: 2-line LCD with synchronoscope and breaker status
• Ambient Operating Temperature: –20°C to +70°C
• Storage Temperature: –30°C to +80°C
• Humidity: 95% RH, non-condensing
• Dimensions: 144 × 72 × 122 mm
• Panel Cutout: 138 × 68 mm
• Weight: 800 g
• Control Outputs: Discrete raise/lower for speed and voltage; optional ±10 V, ±20 mA, or PWM analog outputs
• Inputs: Isolated discrete (12/24 VDC or 18–250 VAC/DC)
• Resolution: 12-bit
• Configuration Interface: USB port for Woodward ToolKit software

Features

• Automatic Synchronization: Matches generator voltage, frequency, and phase with grid or bus
• True RMS Voltage Sensing: Accurate measurement for both single-phase and three-phase systems
• Dead Bus Closing Capability: Includes synch-check logic for safe breaker operation
• Integrated HMI: LCD display with synchronoscope and breaker status indicators
• Flexible Control Outputs: Supports both discrete and analog biasing signals
• Multi-Level Password Protection: Secures configuration settings
• USB Configuration Support: Easy setup via Woodward ToolKit software
• Drop-In Replacement: Compatible with legacy SPM-D synchronizers
• Wide Application Range: Suitable for fast diesel engines and soft-response gas turbines