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NV10P - Manual - 01 - 2015
APPENDIX
8.4 APPENDIX A4 - Connection diagrams
Note: Some typical connection diagram are shown.
All diagram must be considered just as example; they cannot be comprehensive for real applications.
For all diagrams the output contacts are shown in de-energized state for standard reference.
Voltage inputs - phase-to-earth VTs star connections
NV10P-sch2.ai
NV10P
L1
L2
L3
U
E
U
L1
U
L2
U
L3
VOLTAGE INPUTS
R (*)
da
dn
n
a
N
A
B7
B8
B5
B6
B3
B4
B1
B2
59N
(*) ANTIFERRORESONANZA
74TCS
BF
27
27V1
81O
81U
81R
59V2
59
ARF
59Uavg
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