28
E
NTERING
W
IRING
I
NFORMATION FOR AN
E
LEMENT
Begin setup by entering an amount of time (1-60 minutes) into the
Demand Window
and selecting a
Line Frequency
from the drop-down list.
Use the following steps within an element:
1) Select
WYE
,
DELTA,
or
Single Phase
as the wiring connection.
NOTE:
DENT Instruments recommends using 3 CTs in a WYE connection for Delta loads.
A
WYE
connection automatically displays all three CTs. Any changes made to CT1 also apply to
CT2 and CT3.
Wye Wiring Connection
A
DELTA
connection displays only the two available CTs. Any changes made to CT1 also apply to
CT3.
Delta Wiring Connection
2) Depending on the wiring connection, make changes to CT1, CT2, and/or CT3.
CT Phase—Shows the voltage of the referenced CT
CT Type—Use the drop-down list to select the type of CT attached to the PowerScout.
CT Amps—Enter the amperage rating.
CT Phase Shift—Enter in degrees the phase shift of the CT. The default is 1.1.
Current Transformers
Recommended CT Phase Shift Values
Clamp On
CT-CON-0150EZ
CT-CON-1000
1.10°
0.20°
Split Core Small CT-SCS-0050
CT-SCS-0100
2.20°
2.20°
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