Скачать с ютуб Railways | Step & Touch Voltage Measuring | MI 3288 | Instructional в хорошем качестве

Railways | Step & Touch Voltage Measuring | MI 3288 | Instructional

#electrical #high voltage #testing A comprehensive MI 3288 Earth Insulation Tester how-to video about step and touch voltage measurements. The MI 3288 Earth Insulation Tester is a Metrel earth/insulation tester for measuring earth resistance, specific earth resistance, earth potential, step and touch voltages, insulation resistance, and continuity of protective conductors. 🌐 Visit Metrel Homepage for more information on MI 3288 Earth Insulation Tester. https://www.metrel.si/en/shop/HVI/ear... 🔒 Register to receive the Manual and Application note. https://www.metrel.si/en/registration/ ​​​​​​​ — CONTACT 📍 Find your local Distributor. https://www.metrel.si/en/locations/ — 📩 NEWSLETTER Sign up, keep up to date with everything Metrel, and be the first to hear about new products, tips, and special offers. https://www.metrel.si/en/newsletter/ — Social Media Follow us on our social networks, get the community tips, news, and educational material. INSTAGRAM   / metrel.instruments   LINKEDIN   / metrel   FACEBOOK   / metrel   TWITTER   / metrelmarketing   — 🎓 Academy Metrel is a perfect way to refresh your knowledge, participate in a training seminar using Metrel instruments and prepare for electrical installation exams. https://www.metrel.si/en/content/supp... — 🎥 Presented by: Al Markočič – Product manager — Metrel mi 3288 mi3288 Earth Resistance 2/3/4 - pole Selective Earth Resistance (1 x clamp) Specific Earth Resistance Ro Wenner and Schlumberger method Earth Resistance with 2 iron clamps Earth Potential Step and touch voltage measurement with external P/S probe Insulation resistance with DC voltage from 50 V to 2500 V and PI, DAR calculation, Dielectric discharge (DD) ratio Capacitive measurements Varistor test 2,5 kV Withstand voltage test with DC voltage up to 2.5 kV Current measurements with AC clamps TRMS voltage and frequency measurements Low Ohm measurements with 7 mA and 200 mA DC test current µΩ measurements with DC test current up to 2 A Possibility of performing all main types of earth (Re), specific earth(Ro), potential (Us), insulation (Riso), resistance (µΩ), voltage / frequency and current measurements with a single instrument Multi frequency test signal on output voltage (20/40 Vac) in earth measurement for best noise immunity (55 Hz also supported) Insulation resistance: wide range of insulation test voltages from 50 V to 2500 V, resistance measuring range up to 100 GΩ with Guard terminal, automatic discharge supported and additional filtering options (OFF, 5 s, 10 s, 30 s, 60 s) Low Ohm (µΩ) resistance measuring range with µΩ resolution Resistance measurement (Four wire Kelvin method) Resistance (µΩ) with single, continuous and inductive mode of operation with selectable current 10 mA, 100 mA, 1A and 2A (bidirectional) 4-wire / 2-wire 200 mA DC resistance measurement 2-wire continuity (7 mA) measurement Overvoltage category 600 V CAT II, 300 V CAT III; at 4000 m above sea level 4.3’’ colour LCD display with touch screen Programmable AUTO SEQUENCEs High degree of protection: IP 54 Support for single or automated measurements Programmable Hi/Lo limits Built-in charger and rechargeable Li-Ion batteries as standard accessory BT communication with PC, Android tablets and smart phones via built-in BT PC SW Metrel ES Manager for measurement pre and post processing: preparation of the test structure, result download, tree-view, table view and graphical view, storing and printing EN 61010-1 EN 61010-2-030 EN 61010-2-032 EN 61010-031 EN 61557-2 EN 61557-4 EN 61557-5 EN 61326 IEC/EN/HD 60364 AS/NZ 3018 CEI 64.8 HD 384 BS 7671 VDE 0413