GE Multilin 889 - Installation 489 to 889 Slots J&K: Ct;Vt Connections

CHAPTER 4: ELECTRICAL INSTALLATION 489 TO 889 SLOTS J&K: CT/VT CONNECTIONS
MULTILIN 489 TO 889 RETROFIT KIT – INSTRUCTION MANUAL 21
4.2 489 to 889 SLOTS J&K: CT/VT Connections
Figure 4-4: 489 and 889 CT/VT Wiring
CONNECTION
WYE VT
C
V
B
V
A
V
X
V
X
V
C
V
B
V
A
V
VOLTAGE INPUTS
J16
J15 J14
J13
J12
J11
J10
J9
N
N
N
A
I
G
I
C
I
N
B
I
GROUND
PHASE A PHASE B PHASE C
CURRENT INPUTS
K1 K2 K3 K4 K5 K6 K7 K8
N
N
N
A
I
G
I
C
I
N
B
I
GROUND
PHASE A PHASE B PHASE C
CURRENT INPUTS
J1 J2 J3 J4 J5 J6 J7 J8
DIRECTION OF POWER FLOW FOR POSITIVE WATTS
POSITIVE DIRECTION OF LAGGING VARS
NEUTRAL SIDE CTs TERMINAL SIDE CTs
BREAKER (52)
Phase C
Phase B
Phase A
GENERATOR
489
889
Table 4–3: VT Connections
Type Function 489 889
Wye Delta
Voltages Va polarity G2 J9 J9
Voltages Va non-polarity N/A J10 J10-J11
Voltages Vb polarity H1 J11 J11
Voltages Vb non-polarity N/A J12 J12-J13
Voltages Vc polarity H2 J13 J13
Voltages Vc non-polarity N/A J14 J14-J9
Voltages V common G1 J10, J12, J14 N/R
Voltages V Neutral / Vx
polarity
F10 J15 J15
Voltages V Neutral / Vx non-
polarity
E10 J16 J16