Bulletin No. 3020IM9503R6/98 Power Meter
December 1998 Chapter 5—Wiring
1998 Square D All Rights Reserved 25
Display
Communications
Port
Load
Line
AØ
BØ
CØ
VDS
Fuses
Voltage
Control
Power
Comms
Current
KYZ
Top
Fuses
Open Delta
PT Connection
(120 V Secondaries)
Fuses
CPT
(120 or 240 Vac
Secondary,10 VA)
CDS
Fuse
Figure 5-4: 3-phase, 3-wire delta with 2 PTs and 2 CTs
Note: Control power can be drawn from fused voltage inputs L-L 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
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