Power Quality
Export Report
Quality Settings
A
Overall Quality
Grade A
EXCELLENT
✓
Voltage THD
2.3%
COMPLIANT
✓
Current THD
3.8%
COMPLIANT
!
Voltage Imbalance
1.8%
ATTENTION
✓
Power Factor
0.98
OPTIMAL
✓
Frequency
60.00 Hz
NOMINAL
Voltage Analysis
Phase A
138.2 kV
∠0.0°
Phase B
137.8 kV
∠-120.2°
Phase C
138.5 kV
∠119.8°
Voltage Imbalance
1.8%
0%
2% (Limit)
5%
Harmonic Distortion
Order
Voltage
Current
THD
2.3%
3.8%
3rd
0.8%
1.2%
5th
1.5%
2.8%
7th
0.6%
1.1%
9th
0.3%
0.5%
11th
0.4%
0.7%
13th
0.2%
0.3%
Harmonic Spectrum
Frequency Monitoring
60.00
Hz
Min
59.5 Hz
Nominal
60.0 Hz
Max
60.5 Hz
Average (1hr)
59.99 Hz
Min (24hr)
59.95 Hz
Max (24hr)
60.04 Hz
Std Dev
0.012 Hz
Rate of Change
0.01 Hz/s
Events (24hr)
2
Voltage Waveform
All Phases
Phase A
Phase B
Phase C
Live
1 Cycle
10 Cycles
IEEE 519
PASS
Voltage THD
2.3% < 5%
Current TDD
3.8% < 5%
Individual Harmonics
< 3%
EN 50160
PASS
Voltage Variations
±1.5%
Frequency Range
60±0.05 Hz
Flicker Severity
Plt < 1
Grid Code
PASS
Voltage Range
0.95-1.05 pu
Power Factor
0.98 > 0.95
Response Time
< 100ms