8440-1666 Woodward SPM-D1145B/LSXR Synchronizing Unit
Description:
8440-1666 is belong to SPM-D series manufactured by Woodward. As a microprocessor-driven load share synchronizer, 8440-1666 is LSXR package with with 400 Vac PT measuring inputs and ../5 A CT measuring inputs, powered by 12/24 Vdc, it can it auto-matches frequency, phase and voltage. 
8440-1666 is replaced by the new version 8440-2169.

Applications:
▪ Single or three-phase 400 Vac, 5 A AC generator sets
▪ Generator power systems
▪ Isolated off-grid power supply systems
▪ Generator units with external real power setpoint demands

Features:
▪ Real power control 
▪ Frequency, phase, and voltage matching 
▪ PC and front panel configurable
▪ Microprocessor technology for flexible and reliable operation
▪ Provides two-phase generator and bus measurement

Expert Recommendations:
The configuration should not be carried out while the 8440-1666 is in operation. 

Q&A:
1. What's the voltage ratings of the 8440-1666?
Power supply is 12/24 Vd， Discrete inputs is 12/24 Vdc
2. Does the language can be selected on the 8440-1666?
Yes，English or German can be set on the unit.
3. Is the condition new?
The condition is brand new and original Woodward.
4. What's the country of origin?
Manufactured in Poland

Related items:
8440-1705
8440-1706