User Manual

Operating manual for the GT-400 appliance tester
BEHA-AMPROBE
Table of contents Page
1. Safety information 3
2. Introduction 4
3. Safety instructions 5
4. Appropriate usage 6
5. Operating elements 7
6. Starting up 8
6.1. Initial equipping or battery replacement 8
6.2. Switching the tester on and off
Selecting the measuring sequences, options 8
7. Explanation of terminology 14
7.1. Protection class I (PC I) 14
7.2. Protection class II (PC II) 14
7.3. Protection class III (PC III) 14
7.4. Protective conductor resistance (R
PE
) 14
7.5. Insulation resistance (R
ISO
) 14
7.6. Substitute leakage current (I
EA
) 15
7.7. Visual inspection 15
8. Conducting tests in accordance with
DIN VDE 0701-0702; Definition of standards 16
8.1. Visual inspection 16
8.2. Measuring the protective conductor resistance 16
8.3. Measuring the insulation resistance 16
8.4. Measuring the substitute leakage current
for devices of protection class I 17
8.5. Measuring the substitute leakage current for devices
of protection class II 18
8.6. Inspecting the inscriptions 18
9. Test procedures 19
9.1. Testing devices of protection class I 19
9.1.1. Measuring the protective conductor resistance 19
9.1.2. Measuring the insulation resistance 22
9.1.3. Measuring the substitute leakage current 23
9.1.4. Test assessment 23
9.2. Testing devices of protection class II 24
9.2.1. Measuring the insulation resistance 25
9.2.2. Measuring the substitute leakage current 25
9.2.3. Test assessment 26
9.3. Cable test 26
9.3.1. Protective conductor resistance 27
9.3.2. Insulation resistance 27
9.3.3. Cable test 27
10. Checking the battery voltage 29
11. Technical data 29
12. Notes on cleaning 30
13. Calibrating the tester 30
14. Limited Warranty and Limitation of Liability 31