Dranetz hdpq xplorer User Manual

F-14
PQ Parameter Calculations, continued
Calculations
(continued)
Description Abbreviation
Wiring Configuration
Formula
Units Precision
Short Term
Flicker
Pst-a All
Compliant to 61000-
4-15
None +/- 5%
Pst-b
Pst-c
Pst-ab
Pst-bc
Pst-ca
Long Term Flicker Plt-a All
Compliant to 61000-
4-15
None +/- 5%
Plt-b
Plt-c
Plt-ab
Plt-bc
Plt-ca
Long Term Flicker
Slide
PltSlide-a All
Compliant to 61000-
4-15
Plt value computed
every Pst interval
(nominal 10 min)
None +/- 5%
PltSlide-b
PltSlide-c
PltSlide-ab
PltSlide-bc
PltSlide-ca
Current Demand Idmd-a All Average Current of 1
sec readings over the
user selected Demand
interval
Amps +/- 0.2%
Idmd-b
Idmd-c
Peak Current
Demand
Ipk-a All Peak Current of 1 sec
readings over the user
selected Demand
interval
Amps +/- 0.2%
Ipk-b
Ipk-c
Current Demand
Average
Idmd-avg Polyphase only Average of Idmd-a,
Idmd-b and Idmd-c
for 3 phase. For Split
phase, only A and B
are averaged.
Amps +/- 0.2%
Peak Current
Demand Average
Ipk-avg Polyphase only Average of Ipk-a, Ipk-
b and Ipk-c for 3
phase. For Split
phase, only A and B
are averaged.
Amps +/- 0.2%
VA coincident
with Peak Watts
Demand
VAcoW All VA Demand at time of
Peak Watts, during a
Demand interval
VA +/- 0.5%
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Dranetz hdpq xplorer Specifications

General

Brand	Dranetz
Model	hdpq xplorer
Category	Measuring Instruments
Language	English