The DM-III Multitest combines the company’s single- and 3-phase power quality recorder, megohmmeter, and ground resistance and resistivity testers. It is designed to measure and record a variety of power quality parameters, including AC current; AC voltage to 600V (including sags and surges); harmonics (THD and individual up to 49th); active, reactive, and apparent power and energy; peak demand; power factor; frequency; and phase sequence. The DM-III Multitest is supplied with standard 1,000A current transducers.

Amprobe, a business unit of SPX

For more information, visit