Operating Instructions; Power Quality Of A 3 Phase 4 Wire (3P4W) System - Extech Instruments 382095 User Manual

Power and harmonics analyzer
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OPERATING INSTRUCTIONS

NOTE: Select the correct CLAMP in the SETUP menu. When the current probe is connected to the
power analyzer, the power analyzer will automatically detect the range selected.
NOTE: Select the correct frequency (Hz) in the SETUP menu.
WARNING: All the current probes connected to the power analyzer must be of the same model and
same range. Mixed models and different ranges will yield incorrect measurement results.

Power Quality of a 3 Phase 4 Wire (3P4W) System

a. Turn the power on. Press the POWER and the 1Φ3Φ buttons to select the 3P4W system. The
type of system will be displayed at the left bottom corner in the LCD.
b. Connect the four test leads to the voltage terminals V1, V2, V3 and the V
system.
11
(Neutral) of the
N
382095 V4.1 7/06

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