User manual

PQ3350 V5.2 11/10 3
Table of Contents
Preparation for use ..................................................................................................... 11
Power Quality of a 3 Phase 4 Wire (3P4W) System ................................................ 12
Power Quality of a 3 Phase 3 Wire (3P3W) System ................................................ 13
Power Quality of a Single Phase (1P2W) System .................................................... 14
Power Quality of a 1 Phase 3 Wire (1P3W) System ................................................ 15
Measurement of a System with CT or VT (PT) ....................................................... 16
Harmonic Analysis of Voltage or Current ................................................................. 17
Display the Phase Angle of Harmonics .................................................................... 18
Measurement of Maximum Demand ....................................................................... 19
Waveform of Voltage and Current ............................................................................ 19
Waveform for Voltage Only ...................................................................................... 20
Graphic Phase Diagram ............................................................................................. 20
Phase Sequence of a 3 Phase System ........................................................................ 22
Balanced and Unbalanced 3 Phase (3P3W, 3P4W) Power Source System ............ 22
Balanced and Unbalanced 3 Phase (3P3W or 3P4W) Load System ...................... 23
Transient Capture (Dips, Swells, Outage) ................................................................. 24
Down Load Transient Data ....................................................................................... 26
Datalogging Power Data (3P4W, 3P3W, 1P2W, 1P3W) ......................................... 26
Down Load Power Data ............................................................................................ 26
Data Logging Harmonics Data ................................................................................. 27
Down Load Harmonics Data .................................................................................... 27
Clear Memory of Data ............................................................................................... 27
HardCOPY of SCREEN ........................................................................................... 28
READ the SAVED SCREEN ................................................................................... 29
SET THE CT AND VT (PT) RATIO ....................................................................... 30
SET THE TIME INTERVAL FOR MAXIMUM DEMAND ............................... 31
SET THE SAMPLING TIME FOR DATA LOGGING ........................................ 32
SET THE CALENDER CLOCK ............................................................................ 33
PROTOCOL (RS-232C INTERFACE)................................................................... 33
SPECIFICATIONS (23°C± 5°C) ....................................................................... 34