9905-003
SPM-A 50/60 Hz Synchronizer · Generator Synchronizing Control for Woodward SPM-A Synchronizer Series
Lifecycle note: Use the unit nameplate and current Woodward documentation as final references before approving a replacement.
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Woodward 9905-003 is an SPM-A synchronizer that brings an incoming generator into frequency and phase alignment with another generator bus or the utility grid.
Woodward 9905-003 is documented for 50/60 Hz operation, a ±10-degree phase-angle window and a 5 percent voltage-matching configuration.
The synchronizer provides corrective raise and lower commands to the prime-mover speed control while monitoring generator and bus conditions before breaker closure.
Woodward has issued an obsolescence notice for Woodward 9905-003 with no drop-in replacement. Verify system wiring, voltage matching and alternative SPM-A options before planning migration.
| Manufacturer | Woodward |
|---|---|
| Model | 9905-003 |
| Product type | Generator Synchronizing Control |
| System family | Woodward SPM-A Synchronizer Series |
| Frequency | 50/60 Hz |
| Phase-angle window | ±10 degrees |
| Voltage matching | 5 percent |
| Lifecycle status | Obsolescence notification issued |
Use the installed-unit nameplate and current Woodward documentation as the final references before approving a replacement.
Woodward 9905-003 is a SPM-A 50/60 Hz Synchronizer used within Woodward SPM-A Synchronizer Series.
Woodward 9905-003 provides the documented generator synchronizing control function for the matching Woodward control configuration.
Woodward 9905-003 is associated with Woodward SPM-A Synchronizer Series and should be matched to the installed platform.
Woodward 9905-003 is identified as a Generator Synchronizing Control.
For Woodward 9905-003, confirm frequency (50/60 Hz) together with the complete identification.
Woodward 9905-003 should not be substituted until the part number, revision, physical configuration and installed-system requirements are verified.
Check Woodward 9905-003 for the exact part number, revision, connector layout, mounting, electrical configuration and application before ordering.
Technical information for Woodward 9905-003 should be checked against the installed nameplate and current official Woodward documentation.
We can supply Woodward 9905-003 in 100% original-new condition with factory seal and provide a 1-year warranty, subject to stock confirmation.
Send the model, complete identification, quantity, destination and nameplate photo. We will verify identification details before confirming availability and lead time.
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