Metrel MI3144 Euro-Z 800V Multifunction Installation Tester
The Metrel MI3144 Euro-Z 800V Multifunction Installation Tester is a portable, practical, precise multifunctional tester suitable for verifying the effectiveness of automatic trip out protection in HV equipment such as transformers, generators, turbines, contractors, distribution boards and switchyards.
The Metrel MI3144 Euro-Z 800V Multifunction Installation Tester can be powered using a Li-ion battery or mains supply and is intended for use with the following Metrel products:
- Metrel aMESM Android App
- Metrel MI3152 Multifunction Installation Tester
- Metrel MI3152H Multifunction Installation Tester
- Metrel MI3155 Multifunction Installation Tester
- Metrel MI3325 MultiServicerXD Tester
The Metrel MI3144 Euro-Z 800V Multifunction Installation Tester is able to communicate with Metrel's app and testers via Bluetooth.
Its rugged, practical design, as well as its comprehensive measurement capabilities and features, make the Metrel MI3144 Euro-Z 800V Multifunction Installation Tester suitable for checking industrial systems. With its case closed the Metrel MI3144 Euro-Z 800V Multifunction Installation Tester is rated IP65, it has an IP54 rating with the case open. This tester is equipped with the following measurement features and capabilities:
- High-precision line and loop impedance measurements on AC and DC circuits
- High-range impedance measurements in 800 V/ 16…420 Hz AC networks
- High-current dR 300A 4-wire loop and line measurements for testing partial currents and partial voltage drops
- Contact voltage measurement
- Floating voltmeter for partial contact results
- ELR electrical leakage relay testing with fault current injection (supports types AC, A and B)
- Trip-out time measurement
- DC source and line resistance measurements in 3…260V DC networks
- Battery and accumulator measurements
- Ground fault analysis with Contact, Touch and Step voltage
- Supports one-clamp high-current grounding method with clamps (flex & iron)
- Selectable test load (16.6% to 100%)
As a result of the Metrel MI3144 Euro-Z 800V Multifunction Installation Tester extensive testing capabilities, it can be used for a variety of applications in addition to the aforementioned verification of trip-out protection. This high-precision 4-wire 300A Z line and loop impedance tester is suitable for use in the following capacities:
- Live power transformer high-precision 4-wire 300A Z line/ loop impedance testing
- Partial voltage drops and partial clamp current’s path resistance measurements
- Airports high-frequency band 16…420Hz installation impedance testing
- Measuring the line and loop resistances of DC networks and power sources
- Performing flex & iron one-clamp high-current dR 300A 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
- Ascertaining earth potentials by measuring Step, Touch and Transfer voltages
- Power transformer and motor winding measurements
- High-accuracy battery resistance testing
- Ground grid integrity testing (measure the resistance between two risers)
- High-current injection ground fault simulation
- One-clamp earth resistance testing
The Metrel MI3144 Euro-Z 800V Multifunction Installation Tester is a comprehensive, durable, accurate tester suitable for checking industrial and electrical systems.
Metrel MI3144 Euro-Z 800V Multifunction Installation Tester Key Features
- A portable, practical and precise multifunctional tester
- Suitable for verifying the effectiveness of automatic trip out protection in HV equipment such as transformers, generators, turbines, contractors, distribution boards and switchyards whenever energetic loads and sources of protection exceed 200A
- Can be powered using a Li-ion battery or mains supply
- Can be operated remotely using Metrel’s aMESM Android App or MI3152, MI3152H, MI3155 and MI3325 Testers
- Bluetooth enabled
- Suitable for testing industrial systems
- Rugged design
- IP65 with the case closed
- IP54 with the case open
- Equipped with a range of measurement features and capabilities
- High precision line and loop impedance measurements on AC and DC circuits
- High range impedance measurements in 800 V/ 16…420 Hz AC networks
- High current dR 300A 4-wire loop and line measurements for testing partial currents and partial voltage drops
- Contact voltage measurement
- Floating voltmeter for partial contact results
- ELR electrical leakage relay testing with fault current injection (supports types AC, A and B)
- Trip-out time measurement
- DC source and line resistance measurements in 3…260V DC networks
- Battery and accumulator measurements
- Ground fault analysis with Contact, Touch and Step voltage
- Supports one-clamp high-current grounding method with clamps (flex & iron)
- Selectable test load (16.6% to 100%)
- Suitable for a range of application in addition to evaluating the effectiveness of automatic trip-out protection
- Live power transformer high-precision 4-wire 300A Z line/ loop impedance tests
- Partial voltage drops and partial clamp current’s path resistance measurements
- Airports high-frequency band 16…420Hz installation impedance tests
- Measure the line and loop resistances of DC networks and power sources
- Perform flex & iron one-clamp high-current dR 300A 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 tests
- Ascertain earth potentials by measuring Step, Touch and Transfer voltages
- Power transformer and motor winding measurements
- High-accuracy battery resistance tests
- Ground grid integrity tests (measure the resistance between two risers)
- High-current injection ground fault simulation
- One-clamp earth resistance tests
- A comprehensive, durable, accurate tester suitable for checking industrial and electrical systems
What’s Included?
- Metrel MI3144 EURO-Z 800V Multifunction Installation Tester
- Mains Cable
- RS232-PS/2 Cable
- Black 5m Test Lead (2x packs)
- Red 5m, 1.5mm² Test Lead (2x packs)
- Red 50m, 1.5mm² Test Lead
- Black 20m Test Lead
- Green 50m Test Lead
- Large Kelvin Test Clip (2x packs)
- Black Crocodile Clip (2x packs)
- Red Crocodile Clip (2x packs)
- Green Crocodile Clip
- Black Test Probe (2x packs)
- Red Test Probe (2x packs)
- G Clamp
- Human Body Resistance Probe
- Test Rod (2x packs)
- Step Voltage Plates (2x packs)
- Metrel ES Manager BASIC Licence
- Metrel aMESM Android App with P 1102 PRO Licence Key
- Short Instruction Manual
- Calibration Certificate
- Protective Bag for Accessories
- Soft Carrying Bag
Metrel MI3144 Euro-Z 800V Multifunction Installation Tester Technical Specifications
| 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 | ||
| 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 | ||
| 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 | ||
| 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) |
| 2.00 Ω … 19.99 Ω | 10 mΩ | ||
|
Earth potential [U] Utouch |
0.0 V … 199.9 V | 0.1 V | Calculated value |
| 200 V … 999 V | 1 V | ||
|
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) | ||
| SKU | MI3144 |
|---|---|
| Manufacturer Part Code | MI3144 ST |
