Dent ELITEpro XC - DELTA Configuration: L1-L2 and L3-L2

116
DENT Instruments
ELITEpro
Appendices
DELTA CONFIGURATION: L1-L2 AND L3-L2
When using the 2 CT method. When using the 3 CT method on a Delta service the channel 5 and 6
Power Sum equations are the same as for the WYE configuration shown above.
Measurement
Formula
Notes/Description
Amps (System)
L1 + L3
2
Average of L1 and L3 amp values.
System Volts (Phase to Phase
with DELTA configured
meter)
(L1-L2) + (L3-L2)
2
Average of L1- L2 and L3 – L2 phase to
phase voltages
kW (System)
L1 kW + L3 kW
Sum of kW L1 and kW L3 phase watt
values.
kWh (System)
L1kW +L3kW
# of samples in an hour
See kWh (System) WYE notes.
kVAR (System)
L1 kVAR + L3 kVAR
kVARh (System)
L1 kVAR + L3 kVAR
# of samples in an hour
See kWh (System) WYE notes.
kVA (System)
SQRT [(System kW)
2
+ (System kVAR)
2
]
kVAh (System)
SQRT [(System kW)
2
+ (System kVAR)
2
]
Apparent PF System
Same as Displacement PF System
below. Cannot calculate APF for delta
loads.
Displacement PF System
kW System
SQRT [(kW System)
2
+ (kVAR System)
2
]