Metrel MI 3144 EURO Z 800 V adapter top view

Metrel MI 3144 EURO Z 800 V adapter-| Loop and line impedance, High Current Testing

Introducing the Metrel MI 3144 EURO Z 800 V Loop Impedance Testing and High Current Testing Instrument! The Metrel MI 3144 EURO Z 800 V is designed for the secure examination of line impedance in electrical systems with a nominal voltage up to 800V and maximum L-L voltages reaching 880V. Our innovative and reliable device is the perfect solution for measuring transformer effectiveness when it comes to protection against faults. It’s multifunctional and exceedingly portable, with a battery- or mains-powered option that is designed to protect against dust and water damage in compliance with IP65 when case is closed, according to IP54 when case is open.

MI 3144 EURO Z 800 V Datasheet

Category: Metrel Tag: Installation Safety Testers

The MI 3144 Euro Z 800 V is an advanced, multifunctional and portable test instrument powered by either a battery (Li-ion) or mains supply. It features superior IP protection: IP65 (case closed), IP54 (case opened). With impressive precision, it can measure line and loop impedance on AC and DC circuits with high current dR 300A loop and line measurements for partial currents and partial voltage drops. The MI 3144 Euro Z 800 V is ideal for testing transformers and other HV equipment to determine the effectiveness of automatic trip out protection in case of faults. Additionally, it allows contact voltage measurements, ELR electrical leakage relay testing with fault current injection, trip-out time measurement, as well as DC source, line, battery and accumulator measurements.

What’s more, this highly versatile tool can be easily controlled via an Android app A1522 aMESM, MI 3152 EurotestXC 2.5kV, MI 3155 EurotestXD or MI 3325 MultiServicerXD. These outstanding capabilities make the MI 3144 Euro Z 800 V a must-have device for various industrial settings with its accurate performance that helps ensure safety while minimizing travel time to site locations. With its shockproof casing and robust construction also allowing it to be used in harsh environments, this powerful test instrument will undoubtedly prove itself useful when dealing with high voltage electricity systems.

KEY FEATURES

High precision 4-wire 300 A Z Line and Z Loop Impedance Tester;
High range impedance measurements in 800 V / 16 … 420 Hz AC networks;
DC source & line resistance measurements in 3 … 260 V DC networks;
High current dR 300 A 4-wire Partial Voltage drops and Current’s Path Resistances;
Earth Leakage Relay (ELR) trip-out testing time and current;
ELR supported types AC, A, B;
Ground fault analysis with Contact, Touch and Step voltage;
Floating voltmeter for partial contact results;
One-clamp high current grounding method with clamps (flex & iron);
Selectable test load (16.6 % 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).

SPECIFICATIONS

TECHNICAL SPECIFICATION

FUNCTION	Measuring range	Resolution	Accuracy
Impedance [Z] Z line mΩ Z loop mΩ	0.1 mΩ … 199.9 mΩ	0.1 mΩ	±(5 % of reading + 3 mΩ)
	200 mΩ … 1999 mΩ	1 mΩ	±(5 % of reading + 3 mΩ)
	2.00 Ω … 19.99 Ω	10 mΩ	±(5 % of reading + 3 digits)
Impedance [Z] High current ΔR	0.1 mΩ … 199.9 mΩ	0.1 mΩ	±(5 % of reading + 3 mΩ)
	200 mΩ … 1999 mΩ	1 mΩ	±(5 % of reading + 3 mΩ)
	2.00 Ω … 19.99 Ω	10 mΩ	±(5 % of reading + 3 digits)
Impedance [Z] High current Rsel	0.1 mΩ … 199.9 mΩ	0.1 mΩ	±(8 % of reading + 3 mΩ)
	200 mΩ … 1999 mΩ	1 mΩ	±(8 % of reading + 3 mΩ)
	2.00 Ω … 19.99 Ω	10 mΩ	±(8 % of reading + 3 digits)
DC resistance [R] R line mΩ	0 mΩ … 1999 mΩ	1 mΩ	±(5 % of reading + 3 digits)
DC resistance [R] R line mΩ	2.00 Ω … 19.99 Ω	10 mΩ	±(5 % of reading + 3 digits)
Earth potential [U] Utouch	0.0 V … 199.9 V	0.1 V	Calculated value
Earth potential [U] Utouch	200 V … 999 V	1 V	Calculated value
Earth potential [U] Um	1 mV … 1999 mV	1 mV	±(2 % of reading + 2 digits)
	2.00 V … 19.99 V	10 mV
	20.0 V … 199.9 V	0.1 V
ELR test [I and t] ELR I	0.1 mA … 199.9 mA	0.1 mA	±(5 % of reading + 3 digits)
	200 mA … 1999 mA	1 mA
	2.00 A … 19.99 A	10 mA
ELR test [I and t] ELR t	0.1 ms … 199.9 ms	0.1 ms	±(2 % of reading + 3 digits)
	200 ms … 1999 ms	1 ms
	2.00 s … 20.00 s	10 ms

GENERAL DATA

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)

KEY FEATURES

High precision 4-wire 300 A Z Line and Z Loop Impedance Tester;
High range impedance measurements in 800 V / 16 … 420 Hz AC networks;
DC source & line resistance measurements in 3 … 260 V DC networks;
High current dR 300 A 4-wire Partial Voltage drops and Current’s Path Resistances;
Earth Leakage Relay (ELR) trip-out testing time and current;
ELR supported types AC, A, B;
Ground fault analysis with Contact, Touch and Step voltage;
Floating voltmeter for partial contact results;
One-clamp high current grounding method with clamps (flex & iron);
Selectable test load (16.6 % 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).

APPLICATION

Live Power Transformer Hi Precision 4-wire 300 A Z Line / Loop Impedance testing;
Partial Voltage Drops and Partial Clamp Current’s Path resistance measurements;
Airports High Frequency Band 16 … 420 Hz Installation Impedances testing;
DC Networks’ and Power Sources’ Line and Loop Resistances;
Flex & iron one-clamp high current dR 300 A Grounding method for Lightning systems;
High Current dR 300 A Integrity of Grounding; system with Flex and Iron One-Clamp method
ELR (MRCD) trip-out Current and trip-out time testing;
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;
High accuracy battery resistance testing;
Ground grid integrity testing by measuring the resistance between two risers;
Contact voltage measurement;
High current injection ground fault simulation;
One clamp earth resistance testing.