Basler Electric DECS-250N - Manual (Page 7)

9440500990 Rev D v
DECS-250N Contents
Contents
Introduction ................................................................................................................................................. 1
Features and Functions ............................................................................................................................. 1
Applications ............................................................................................................................................... 2
Package ..................................................................................................................................................... 2
Optional Features and Capabilities ........................................................................................................... 2
Style Number ......................................................................................................................................... 3
Storage ...................................................................................................................................................... 3
Electrolytic Capacitor Considerations .................................................................................................... 3
Controls and Indicators .............................................................................................................................. 5
Front Panel Illustration and Description .................................................................................................... 5
Menu Navigation ........................................................................................................................................ 6
Adjusting Settings ...................................................................................................................................... 7
Display Setup ............................................................................................................................................ 7
LCD ........................................................................................................................................................ 7
Sleep Mode ............................................................................................................................................ 7
Language ............................................................................................................................................... 7
Screen Scrolling ..................................................................................................................................... 8
Power Inputs ................................................................................................................................................ 9
Control Power ............................................................................................................................................ 9
Operating Power ........................................................................................................................................ 9
Power Stage ............................................................................................................................................... 11
Field Transient Protection........................................................................................................................ 11
Inverting Style Excitation System Compatibility ...................................................................................... 11
Voltage and Current Sensing ................................................................................................................... 13
Generator Voltage ................................................................................................................................... 13
Generator Current ................................................................................................................................... 13
Phase Sensing ..................................................................................................................................... 13
Cross-Current Compensation .............................................................................................................. 14
Bus Voltage ............................................................................................................................................. 15
Synchronizer ............................................................................................................................................. 17
Generator Synchronization ...................................................................................................................... 17
Frequency Correction .......................................................................................................................... 17
Voltage Correction ............................................................................................................................... 17
Angle Compensation ........................................................................................................................... 18
Failure of Synchronization ................................................................................................................... 18
Voltage Matching ..................................................................................................................................... 19
Breaker Hardware Configuration ............................................................................................................. 19
Breaker Failure .................................................................................................................................... 19
Generator Breaker ............................................................................................................................... 19
Generator and Bus Condition Detection.................................................................................................. 20
Generator Condition............................................................................................................................. 21
Generator Stability ............................................................................................................................... 21
Bus Condition ....................................................................................................................................... 21
Bus Stability ......................................................................................................................................... 21
Generator Governor Control .................................................................................................................... 23
Regulation .................................................................................................................................................. 25
Regulation Modes .................................................................................................................................... 25
AVR ...................................................................................................................................................... 25
FCR ...................................................................................................................................................... 25
FVR ...................................................................................................................................................... 25
Var ....................................................................................................................................................... 26