Power Meter Bulletin No. 3020IM9503R6/98
Chapter 5—Wiring December 1998
28 1998 Square D All Rights Reserved
Display
Communications
Port
Load
Line
AØ
BØ
CØ
N
VDS
Fuses
Voltage
Control
Power
Comms
Current
Fuses
Wye PT
Connection
(120 V L-N
Secondaries)
Fuse
CPT
(120 or 240 Vac
Secondary, 10 VA)
CDS
KYZ
Top
Fuse
Figure 5-7: 3-phase, 4-wire wye, ground connection, with 3 PTs and 3 CTs
Note: Control power can be drawn from fused voltage inputs L-L, or L-N, or an
external source. See page 22 for CPT and fuse recommendations.
Control power range: L1-L2 90–600 Vrms
90–300 Vdc
Installation Category II