Cool Automation CoolMaster 3000T Especificaciones Pagina 31

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Powermonitor 3000 Master Module 31
Publication 1404-IN007F-EN-P - November 2009
Three-phase Three-wire Grounded L2(B) Phase Open Delta Direct Connect with
Three CTs Wiring Diagram (Systems < 600V Nominal L-L)
Load
Customer
Chassis
Ground
Customer-supplied
CT Shorting Switch or
Test Block
Powermonitor 3000
Master
Module
R14
R11
R12
N/C
N/C
I1-
I1+
I2-
I2+
I3-
I3+
I4-
I4+
Y
K
Z
L1
(+)
L2
(-)
GRD
V1
V2
V3
N
Fuse
Fuse
L1 L3
Line
Voltage Mode = Open Delta 3 CT
Y
KZR14 R11
R12
Distribution
Ground
Voltage must not
exceed 347V L-L
(otherwise, step down
transformers are required).
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