Novatech Bitronics M87X Series - Page 120

ML0021 August 15, 2018
104 Copyright 2018 Bitronics, LLC
LOAD
ABC
9
VA1
10
VB1
11
VC1
12
VN1
6
C
HI
5
B
HI
4
A
HI
1
A
LO
3
C
LO
2
B
LO
13
VR1
14
VRN1
15
VR2
16
VRN2
26
C
HI
25
B
HI
24
A
HI
21
A
LO
23
C
LO
22
B
LO
VOLTAGE
CURRENT
BUS 1
VOLTAGE
CURRENT
BUS 2
CB CB
LOAD
ABC
A
B
C
BUS (POTENTIALS COMMON TO BOTH FEEDERS)
FEEDER 1 FEEDER 2
“Reference” potentials
VR1 and VR2 are
intended for synch-
check across the
respective feeder-
breakers.
2-Element 3-Wire (Delta) configured for Dual Feeder Common Bus
LOAD
ABCN
9
VA1
10
VB1
11
VC1
12
VN1
6
C
HI
5
B
HI
4
A
HI
1
A
LO
3
C
LO
2
B
LO
13
VR1
14
VRN1
15
VR2
16
VRN2
26
C
HI
25
B
HI
24
A
HI
21
A
LO
23
C
LO
22
B
LO
VOLTAGE
CURRENT
BUS 1
VOLTAGE
CURRENT
BUS 2
CB CB
LOAD
ABCN
A
B
C
N
BUS (POTENTIALS COMMON TO BOTH FEEDERS)
FEEDER 1 FEEDER 2
“Reference” potentials VR1
and VR2 are intended for
synch-check across the
respective feeder-breakers.
3-Element 4-Wire (Wye) configured for Dual Feeder Common Bus
Figure 9 - Signal Connections (M872)