Other instruments / adapters / accessories Other instruments / adapters / accessories MI 3143 EURO Z 440 V The MI 3143 Euro Z 440 V is a multifunctional, portable battery (Li-ion) or mains powered test instrument with excellent IP protection: IP65 (case closed), IP54 (case opened). It can be controlled via an Android app aMESM, MI 3152, MI 3152H, MI 3155 or MI 3325. The MI 3143 Euro Z 440 V is intended for measuring the effectiveness of automatic trip out protection in case of faults in transformers and other HV equipment. With its high precision line and loop impedance measurements on AC circuits, high current dR 300A loop and line measurements for testing partial voltage drops and contact voltage measurement, it is ideal for testing in industrial settings. • High precision 4-wire 220 A Z Line and Z Loop Impedance Tester; • High range impedance measurements in 440 V / 16 ... 420 Hz AC Networks; • High current dR 300 A 4-wire Partial Voltage drops; • Ground Fault Analysis with Contact, Touch and Step voltage; • Floating voltmeter for partial contact results; • Selectable test load (33.3 % to 100 %); • Improved thermal performance; • Portable battery (Li-ion) or mains powered test instrument; • IP protection: IP65 (case closed), IP54 (case opened); • CAT IV 600 V (3000 m) safety category; • Bluetooth communication; • Black box design (remote-controlled via an Android device). • Live Power Transformer Hi Precision 4-wire 220A Z Line / Loop Impedance Testing; • Partial voltage drops resistances; • High Current dR 300A Integrity of Grounding system; • Earth Potentials by method of measuring Step, Touch and Transfer voltages; • Automatic trip-out protection evaluation in case of faults in transformers, generators, turbines, contactors, distribution boards and switchyards whenever energetic loads and sources of protection exceed 200 A; • Power transformer and motor winding measurement; • Contact voltage measurement; • High current injection ground fault simulation. Electromagnetic compatibility: • EN 61326 Safety: • EN 61010-1 • EN 61010-2-030 • EN 61010-031 Functionality: • EN 61557 • IEEE 81-2012 • EN 60909-0 Li–ion battery pack: • EN 62133-2 SUPPORTED INSTRUMENTS • MI 3152 EurotestXC (Bluetooth, RS-232) • MI 3152H EurotestXC 2.5kV (Bluetooth, RS-232) • MI 3155 EurotestXD (Bluetooth, RS-232) • MI 3325 MultiServiserXD (B

TECHNICAL SPECIFICATION GENERAL DATA Measuring range Impedance [Z] Z line mΩ Z loop mΩ Impedance [Z] High current ΔR Earth potential [U] Utouch Calculated value Battery power supply: 7.2 V DC (4.4 Ah Li-ion) Battery charging time: typical 3.0 h (deep discharge) Mains power supply: 90 ... 260 V AC, 45 ...65 Hz, 80 VA Over-voltage category: 300 V CAT II Protection classification: reinforced insulation Measuring category: 600 V CAT IV Pollution degree: 2 Degree of protection: IP 65 (case closed), IP 54 (case open) Dimensions (w x h x d): 36 cm x 16 cm x 33 cm Weight: 6.5 kg (without accessories)...