Megger MFT1815 Installation Tester Manuals

Manuals and User Guides for Megger MFT1815 Installation Tester. We have 2 Megger MFT1815 Installation Tester manuals available for free PDF download: User Manual

Megger MFT1815 User Manual (70 pages)

Multifunction testers

Brand: Megger | Category: Test Equipment | Size: 7 MB

Table of Contents
4
Safety
8
Safety Warnings
8
Live Earth Safety Precautions
9
Symbols Used on the Instrument
10
Introduction
11
Overview
11
Front Panel and Controls
11
Display
12
Display Symbols
12
Waste Electrical and Electronic Equipment
13
Battery and Fuse Location, Fitting and Replacement
13
Operation
15
General Operation - All Models
15
Switching on
15
Switching off
15
Backlight
15
Test Buttons
15
Test Button Lock
15
Mode Button Functions
16
Test Inhibit
17
Insulation
17
Continuity
17
Earth Loop Impedance
17
RCD/GFCI Testing
17
Earth Testing
17
Battery Exhausted
17
Voltage, Frequency, Current and Temperature Measurement
18
Making a Voltage Measurement
18
Frequency Measurement
19
Phase Rotation
19
Leakage Current Measurement
19
Temperature Measurement
19
Switch Probe
20
Continuity / Resistance Measurement
21
Nulling Test Lead Resistance (up to 9.99 Ohms) W
21
Making a CONTINUITY Measurement
22
Storing / Downloading Results
22
Continuity Buzzer ON/OFF
22
Switch Probe (SP5)
23
Buzzer Threshold
23
Measurement Methods and Sources of Error
23
Insulation Resistance
24
Making an INSULATION Measurement
24
Insulation Test Lock
25
Measurement Methods and Sources of Error
25
Loop Impedance Testing
26
Range Selection and Test Leads
26
Phase to Earth L-E Circuits
26
L-N or L-L Circuits
28
Z, Zmax, Zref and R1+R2
28
Making a Loop Impedance Measurement
28
Ze Measurements at the Origin (Phase to Earth)
28
Zs and Zdb Loop Measurements Without RCD - Eg Zs, Zdb Etc
29
Earth Loop Measurements with an RCD in Circuit
30
Phase to Neutral (All Models) or Phase to Phase Testing
32
Prospective Fault Current and Short Circuit Calculation (PFC & PSCC)
33
Confidence Metertm for Non-Trip (3Lo) Loop Impedance Tests
34
Display Information
34
3Lo Loop Impedance Measurement
34
Measurement Methods and Sources of Error
36
Residual Current Device (RCD) or Ground Fault Current Interrupt (GFCI) Testing
37
Making an RCD Measurement
38
Selecting RCD Type
38
RCD Current Rating (No-Trip Test)
39
I RCD Current Rating (Tripping Test on 30 Ma RCD)
40
I RCD Current Rating (Tripping Test on 30Ma RCD) (Not MFT1815)
41
I RCD Current Rating (Tripping Test on 30 Ma RCD)
41
Ramp Test
42
Fast Ramp Test
42
Type a (DC Sensitive) RCD Test
42
Type B (Pure DC) RCD Test (Not MFT1815)
43
Variable Rcds
44
AUTO RCD Testing
44
Phase RCD Testing
45
Touch Voltage Display
45
Measurement Methods and Sources of Error
46
Useful Information
46
Testing of Electric Vehicle Charge Point Rcd's
47
Earth Resistance Measurement
49
Connection Terminals
49
Touch Voltage Limit
49
Making a Measurement - Two Pole Resistance Measurement
49
Making a Measurement - Three Terminal Resistance Measurement
50
Making a Measurement - Three Terminal Resistance Measurement Using ART
51
Two-Clamp Stake-Less Measurement (MFT1835 and MFT1845+ Only)
52
Setup Options
53
Warning Messages
54
Startup Warnings
54
Battery
54
Battery Charger
54
Fuse Warning
54
Invalid Rotary Switch Setting
54
Continuity Test
54
Insulation Test
54
RCD Test (or GFCI)
54
RCD Range Selection Errors
55
Loop Test
55
Earth Test
55
Test will Not Start
55
Appendix A - Sending, Storing, Deleting and Recalling Test Results (MFT1835 and MFT1845+)
56
(MFT1835 and MFT1845+)
60
Appendix C - Installation Category Definitions
61
Appendix D - Safe Working Practice
61
Appendix E - Cleaning and Maintenance
61
Appendix F - Earth Resistance Testing - Basic Principles
62
Principle of Operation (Three-Terminal Resistance Measurement)
62
Principle of Operation (Three-Terminal Resistance Measurement Using ART)
63
Principle of Operation (Two-Clamp Stake-Less Resistance Measurement)
63
Specifications
64
Accuracy
64
Insulation Test
64
Continuity / Resistance
64
Loop Test 2Hi (L-PE, L-N, L-L)
64
Loop Test 3Lo, 2Lo (L-E)
64
RCD Test
65
Voltage
65
Frequency
65
Earth Test Ranges
65
Current (Via Clamp Meter)
65
MV Sensor Input
66
Internal Memory
66
Power Consumption
66
Temperature (Via 3Rd Party Module)
66
Environmental Specification
66
Accessories
67
Repair and Warranty
68
Calibration, Repair and Spare Parts
68
Approved Service Centres
68

Megger MFT1815 User Manual (55 pages)

Multifunction Testers

Brand: Megger | Category: Test Equipment | Size: 4 MB

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Megger MFT1815 Installation Tester Manuals

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Table of Contents

Megger MFT1815 User Manual (55 pages)

Table of Contents

1 Introduction

2 Overview

3 Operation

4 Voltage, Frequency, Current and Temperature Measurement

5 Continuity / Resistance Measurement

6 Insulation Resistance

7 Loop Impedance Testing

8 Residual Current Device Testing

9 Earth Resistance Measurement

10 Setup Options

11 Warning Messages

Appendix A - Sending, Storing, Deleting and Recalling Test Results

Appendix B - Downloading Data Using Bluetooth

Appendix C - Installation Category Definitions

Appendix D - Safe Working Practice

Appendix E - Cleaning and Maintenance

Appendix F - Earth Resistance Testing - Basic Principles

Appendix G - Repair and Warranty

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