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METREL MI 3108 EurotestPV User Manual

METREL MI 3108 EurotestPV
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EurotestPV
MI 3108
Instruction manual
Version 1.2, Code no. 20 751 987

Table of Contents

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METREL MI 3108 EurotestPV Specifications

General IconGeneral
BrandMETREL
ModelMI 3108 EurotestPV
CategoryTest Equipment
LanguageEnglish

Summary

Preface

Safety and Operational Considerations

Warnings and Notes

General safety warnings and precautions for using the instrument.

Battery and Charging

Information on instrument power sources, battery types, and charging procedures.

Instrument Description

Front Panel

Details the controls, display, and indicators on the instrument's front.

Instrument Operation

Display and Sound

Explains the instrument's display elements, indicators, and sound signals.

Settings

Describes how to configure various instrument settings and parameters.

Measurements – a.c. LV Installations

Voltage, Frequency and Phase Sequence

Measures electrical parameters like voltage, frequency, and phase rotation.

Insulation Resistance

Measures insulation resistance to ensure safety against electric shock.

Resistance of Earth Connection and Equipotential Bonding

Checks effectiveness of earth connections and equipotential bonding for safety.

Testing RCDs

Performs various tests to verify the functionality of Residual Current Devices (RCDs).

Contact Voltage (RCD Uc)

Measures contact voltage to ensure it's within safety limits.

Trip-out Time (RCDt)

Verifies the RCD's response time to residual currents.

Trip-out Current (RCD I)

Tests the RCD's threshold sensitivity to tripping current.

RCD Autotest

Conducts a comprehensive, automatic test sequence for RCD verification.

Line Impedance and Prospective Short-circuit Current / Voltage Drop

Measures line impedance and calculates short-circuit current and voltage drop.

Line Impedance and Prospective Short Circuit Current

Measures line impedance and calculates prospective short-circuit current.

Voltage Drop

Checks voltage drop under load conditions to ensure acceptable levels.

Earth Resistance

Measures earth resistance to ensure effective earthing protection.

Solar Measurements - PV Systems

Insulation Resistance on PV Systems

Measures insulation resistance in PV installations for safety.

PV Inverter Test

Tests the proper operation and efficiency of PV inverters.

PV Panel Test

Checks PV panel operation by comparing measured and nominal output values.

Uoc / Isc Test

Tests DC side protection devices and calculates STC values.

I / V Curve Measurement

Analyzes PV panel performance by measuring I/V characteristics.

Measurements - Power & Energy

Power

Measures standard power parameters like P, Q, S, THDU, and PF.

Data Handling

Maintenance

Technical Specifications

RCD Testing

Technical data and parameters for RCD testing.

Fault Loop Impedance and Prospective Fault Current

Technical specifications for fault loop impedance and fault current calculations.

No Disconnecting Device or FUSE Selected

Specifications for fault loop impedance without a disconnect device.

RCD Selected

Specifications for fault loop impedance when an RCD is selected.

Line Impedance and Prospective Short-Circuit Current / Voltage Drop

Technical data for line impedance, short-circuit current, and voltage drop.

Resistance to Earth

Technical specifications for earth resistance measurements.

Voltage, Frequency, and Phase Rotation

Technical specifications for voltage, frequency, and phase rotation measurements.

TRMS Clamp Current

Technical specifications for TRMS clamp current measurements.

Power Tests

Technical specifications for various power measurement functions.

PV Tests

Technical specifications for all PV system testing functions.

Appendix D – Commanders (A 1314, A 1401)

Warnings Related to Safety

Safety warnings specific to the use of commanders.

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