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Electrical insulation tester MI 3155 EurotestXD

electrical insulation tester
electrical insulation tester
electrical insulation tester
electrical insulation tester
electrical insulation tester
electrical insulation tester
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Test type
electrical insulation, voltage, ground, continuity, insulation resistance, varistor, phase sequence, RCD, loop impedance, non-trip loop, ground bond, short-circuit current, electrical safety
Tested product
for electrical installations, installation, for plug sockets
industrial, multifunction, diagnostic
portable, handheld, compact
Other characteristics
digital, automatic, USB, with LCD screen, PC-controllable, with touchscreen, with programable test sequences


The MI 3155 EurotestXD is the newest flagship of Metrel’s most advanced line of multi-functional measuring instruments. MEASURING FUNCTIONS • Live Transformer’s Impedance Measurement with Four Wire Test • Hi-precision Short Circuit Current evaluation with Calculated Hot factor • 3-wire test of PE (RPE function) without extension lead conductor • Autotest insulation function between L-N, N-PE and L-PE (R ISO ALL function) • 4 wire continuity test • Insulation resistance with DC voltage from 50 V to 2500 V and PI, DAR calculation • Varistor test • Continuity of PE conductors with 200 mA DC test current with polarity change • Continuity of PE conductors with 7 mA test current without RCD tripping • 2-wire and 3-wire high-current loop impedance (L-PE) measurement • 3-wire loop impedance (L-PE) measurement with Trip Lock RCD function • Touch voltage / Contact voltage measurement with external P/S probe • 2-wire and 3-wire line impedance (L-L, L-N) measurement • 1-phase / 3-phase TRMS voltage and frequency measurements • Line, loop and RCD measurements at frequency range 16 ... 400 Hz • Phase sequence • Power and THD measurement (up to the 12th harmonic) • RCD testing • Earth resistance (3-wire and 2-clamps method) • Specific earth resistance with Ro-adapter (option) • TRMS leakage and load currents (option) • First fault leakage current (ISFL) • Testing of Insulation Monitoring Devices (IMDs) • Machine mode support with time discharge • Illumination (option) • High resolution Loop impendance (mΩ) (option) • EVSE (Electrical Vehicle Supply Equipment) support (option) • Determining location of cables (option) • QR and/or barcode scanner support (option)


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