APPENDIX
95
NV10B - Manual - 04 - 2022
8.3 APPENDIX A3 - 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
(*) ANTIFERRORESONANCE
NV10P-sch2.ai
NV10B
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
27
59