Manual 02035
Load Sharing Module
Woodward
i
Contents
E
LECTROSTATIC
D
ISCHARGE
A
WARENESS
..................................................
II
C
HAPTER
1.
G
ENERAL
I
NFORMATION
........................................................... 1
Introduction ............................................................................................................. 1
Description .............................................................................................................. 1
C
HAPTER
2.
I
NSTALLATION
.......................................................................... 6
Introduction ............................................................................................................. 6
Unpacking ............................................................................................................... 6
Location Considerations ......................................................................................... 6
General Wiring Requirements ................................................................................ 7
Power Requirements .............................................................................................. 7
Shielded Wiring ...................................................................................................... 7
Generator Connections .......................................................................................... 9
Current Transformers ............................................................................................. 9
Load Sharing Lines, Droop, and Auxiliary Contacts ............................................... 9
Output to the Engine Speed Control .................................................................... 10
Synchronization Connections ............................................................................... 10
Speed Trim Potentiometer .................................................................................... 10
External 5 Vdc Reference (Optional) .................................................................... 10
C
HAPTER
3.
S
ETUP AND
C
ALIBRATION
...................................................... 11
Introduction ........................................................................................................... 11
Phasing Check ..................................................................................................... 12
Phase Correction Procedure ................................................................................ 13
Load Gain Adjustment .......................................................................................... 16
Droop Adjustment ................................................................................................. 17
Setting Droop for an Isolated Load ....................................................................... 17
Setting Droop for an Infinite Bus .......................................................................... 18
C
HAPTER
4.
T
HEORY OF
O
PERATION
......................................................... 19
Introduction ........................................................................................................... 19
Power Supply ....................................................................................................... 19
Power Sensor ....................................................................................................... 19
Load Comparator Circuit ...................................................................................... 19
Speed Trim Circuit ................................................................................................ 19
Isochronous Load Sharing .................................................................................... 20
Droop Operation ................................................................................................... 20
Auxiliary Equipment .............................................................................................. 20
0.5–4.5 Vdc Output ............................................................................................... 20
C
HAPTER
5.
T
ROUBLESHOOTING
............................................................... 21
C
HAPTER
6.
S
ERVICE
O
PTIONS
................................................................. 23
Product Service Options ....................................................................................... 23
Woodward Factory Servicing Options .................................................................. 24
Returning Equipment for Repair ........................................................................... 25
Replacement Parts ............................................................................................... 25
Engineering Services ............................................................................................ 26
How to Contact Woodward ................................................................................... 26
Technical Assistance ............................................................................................ 27
A
PPENDIX
.
LSM
C
ONTROL
S
PECIFICATIONS
.............................................. 28
D
ECLARATIONS
......................................................................................... 31
Summary of Contents for 9907-252
Page 6: ...Load Sharing Module Manual 02035 2 Woodward Figure 1 2 Outline Drawing of Load Sharing Module...
Page 7: ...Manual 02035 Load Sharing Module Woodward 3 Figure 1 3 Block Diagram of Load Sharing Module...
Page 8: ...Load Sharing Module Manual 02035 4 Woodward...
Page 34: ...Load Sharing Module Manual 02035 30 Woodward...
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