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Megger DET3TC User Manual

Megger DET3TC
63 pages
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M
DET Series
EARTH GROUND ELECTRODE TESTERS
USER GUIDE

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Megger DET3TC Specifications

General IconGeneral
Operating Temperature-10°C to +50°C
IP RatingIP54
Storage Temperature-20°C to +60°C
DisplayLCD
Test Frequency128 Hz
Power Supply6 x 1.5V AA batteries
Resolution0.01 Ω

Summary

Safety and Precautions

Safety Warnings and Precautions

Essential safety instructions and warnings for instrument use.

Live Earth Safety Precautions

Specific warnings related to working with live earth connections.

Battery Management

Fuse Information

Test Principles and Applications

Principle of Operation

Explanations of various measurement principles (2, 3, 4-wire, ART, stakeless).

Measurement Procedures

Two-Terminal Resistance Measurement

Steps for performing two-terminal resistance tests.

Three-Terminal Resistance Measurement

Steps for performing three-terminal resistance tests.

Three-Terminal Resistance Measurement with Lead Null

Technique to eliminate lead resistance in 3-terminal tests.

Four-Terminal Resistivity Measurement

Performing soil resistivity measurements.

Calibration Procedures

Preventive Maintenance and Specifications

Technical Specifications

Detailed technical data, ranges, accuracies, and environmental limits.

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