Rockwell Automation 1407-CGCM Combination Generator Control Module User Manual
Page 27
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Rockwell Automation Publication 1407-UM001G-EN-P - April 2013
27
Installation Chapter 2
Figure 14 - Voltage and Current Connection for Dual Breaker Bus and Two (or three)
Transformer Delta Generator System
L1 A L 2A L 3A
CB
Fuse
Fuse
CB
L1 B L 2B L 3B
Fuse
Fuse
Fuse
G
TB 3
I1 (+ ) 5A
I1 ( -)
ID (+ ) 5A
I3 (+ ) 5A
I2 (+ ) 5A
I2 ( -)
I3 ( -)
ID (-)
I1 (+ ) 1A
I2 (+ ) 1A
I3 (+ ) 1A
ID (+ ) 1A
TB 6
VBus A
VBus B
VBus C
VB
us N
TB 5
VGen A
VGen B
VGen C
VGen N
A
C
B
Optional
Ground
To optional cross-
current reactive
compensation loop.
Cross-current CT input
not required for parallel
droop operation.
Customer Supplied CT
Shorting Switch or Test
Block
Use of a third potential
transformer is optional. The
CGCM unit can be connected
in either open or closed delta.
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