BM 157 – 3-Phase Unbalanced-Load Power Clamp Multimeter • Unbalanced load 3 phase 3-wire/4-wire power measurement • Balanced load 3 phase 3-wire/4-wire power measurement • Energy measurement (kWh) recording function • Recall function (Power/Energy measurement) • High input protection and safety – 6,5kV transient protection – 600V overload protection • handy and slim jaws make measurement easy and safe Unique features: AutoVA™ – Sophisticated MCU controlled auto-selection ranges of ACA, ACV or DCA THD%-F -Total Harmonic Distorsion-Fundamental, dual display measurements of “ACV+THD%-F” or “ACA+THD%-F” A-lags-V – unambiguous indication of current lags voltage in inductive circuits PF – Total Power Factor Peak RMS (65ms) – captures in-rush RMS values of ACA or ACV as short as 65ms kWhr recording – records both 3 phase balanced-load and 1 phase kWhr reading with last memory recall Full Power Paramaters – dual display meas. of “W+PF”, “VA+PF” or “VAR+PF” on 3 phase balanced load and 1 phase power