Power Quality Intelligence™

Harmonics · THD · disturbance analytics · Powered by SpareX

PQ score

LIVE

94/100

Voltage THD

limit 5%

3.0%

Current THD

limit 8%

6.4%

Power factor · true

0.96

Frequency

50.00Hz

Power Quality Single-Line

Where each disturbance comes from — trace it to the source cabinet

distortion flows upstream
Disturbances today 13· 16 not captured
PCC · 24 kVutility gridTR-1 · 1.6 MVA24 kV → 416 VPM5340main PQ meter · PCC6.4%I-THD · H7MDB-1Main Distribution Board500 kVARCapacitor Bank⚠ H7 resonanceBUS3.6%I-THD · H5DB-A · Line A28%12%4.4%I-THD · H3DB-B · Line BSwell18%5%4.0%I-THD · H5DB-C · Line C22%30%6.4%I-THD · H5DB-COOL · CoolingSag4%28%25%22%4.8%I-THD · H5DB-CA · Compressed Air26%2.4%I-THD · —DB-FAC · Facilities20%15%
DB-COOL · Cooling feeder meter · PM5340I-THD 6.4%V-THD 3.0%Dominant H5Unbalance 1.1%Chiller B DOL start → sag 76% (outside ITIC) + H5 injection

Phasor · V vs I

streaming
φ 14.1° · PF 0.97L1L2L3V — SOLID · I — DASHED

Event Log · today

5 events
16:48:28Sagdipped to 82% for 260 msChiller B · L2ITIC ✓
14:24:51Sagdipped to 80% for 220 msChiller B · L1ITIC ✓
12:00:14Sagdipped to 78% for 180 msChiller B · L3ITIC ✗
09:36:37Sagdipped to 76% for 140 msChiller B · L2ITIC ✗
07:12:00Sagdipped to 74% for 100 msChiller B · L1ITIC ✗