CVM-C10
Ieee measurement convention
Operation in the 4 quadrants (Q1, Q2, Q3, Q4)
Q2
PF
>
0
P < 0 Q > 0
Capacitive
Inductive
PF
<
0
P < 0 Q < 0
Q3
4.1.- MEASURING PARAMETERS
The device displays the electrical parameters shown in
Parameter
Phase-neutral voltage
Phase-phase voltage
Current
Frequency
Active power
Apparent power
Total Reactive Power
Total Reactive Power - Consumption
Total Reactive Power - Generation
Total Inductive Reactive Power
Inductive Reactive Power - Consumption
Inductive Reactive Power - Generation
Total Capacitive Reactive Power
Capacitive Reactive Power - Consumption
Capacitive Reactive Power - Generation
Power factor
Cos φ
THD % Voltage
THD % Current
Harmonic Breakdown - Voltage
(up to the 31st order harmonic)
Instruction Manual
Q
Q1
PF
<
0
P > 0 Q > 0
Inductive
Capacitive
PF
>
0
P > 0 Q < 0
Q4
figure 21:Convenio de medida Ieee�
Table 8: Measuring parameters of the CVM-C10�
cos φ values in the receiver operating mode (Q1,Q4)
0 -
P
0 +
.
Table 8
Phases
Units
L1-L2-L3
Vph-N
Vph-ph
A
Hz
M/kW
M/kVA
M/kvar
M/kvar
M/kvar
M/kvarL
M/kvarL
M/kvarL
M/kvarC
M/kvarC
M/kvarC
PF
φ
% THD V
% THD A
harm V
Q1
<
cos φ
0
- 1
+ 1
cos φ
>
0
Q4
Total
N
III
31
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