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8440-2165 Woodward Generator Synchronizer

8440-2165 Woodward Generator Synchronizer

Product Description

The Woodward 8440-2165 is a microprocessor-based synchronizer from the SPM-D family, designed for seamless synchronization of three-phase AC generators. It ensures safe, transient-free breaker closure by matching the phase angle, frequency, and...

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SKU: 8440-2165
Vendor: Woodward
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Product Description

The Woodward 8440-2165 is a microprocessor-based synchronizer from the SPM-D family, designed for seamless synchronization of three-phase AC generators. It ensures safe, transient-free breaker closure by matching the phase angle, frequency, and voltage of the generator to the busbar. This unit is ideal for applications requiring automated synchronization, such as distributed power systems and emergency standby generators.

The 8440-2165 features a high-visibility display for real-time synchronization monitoring and uses PID control for speed and voltage biasing, making it an essential tool for precise power management.

Detailed Technical Specifications

Specification Details
Model Number 8440-2165
Series SPM-D (Synchronizer Package Microprocessor - Digital)
Voltage Measurement Input 100 VAC (Nominal secondary voltage)
Current Measurement Input 5 A (Secondary current transformer rating)
Synchronization Logic Phase-match and Slip-frequency synchronization
Voltage Matching Integrated voltage matching for excitation control
Analog Outputs Configurable bias signals for speed governors and AVRs
Operating Temperature -20°C to +70°C (Max 100°C for storage)
Unit Weight 2kg

Typical Application Scenarios

The 8440-2165 is primarily used in power plants, cogeneration facilities, and critical backup systems such as hospitals or data centers. It is ideal for automating the paralleling of a generator to a utility grid or common busbar without manual intervention.

Engineering FAQ

Does the 8440-2165 support dead-bus closing?

Yes, the 8440-2165 can be configured to allow the generator to close onto a de-energized busbar, depending on system requirements.

Can it interface with non-Woodward governors?

Yes, the 8440-2165 outputs standardized analog bias signals (e.g., ±3V or 4-20mA), making it compatible with most third-party governors and Automatic Voltage Regulators (AVRs).