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User Manuals: Megger LT310 Electrical Loop Tester
Manuals and User Guides for Megger LT310 Electrical Loop Tester. We have
1
Megger LT310 Electrical Loop Tester manual available for free PDF download: User Manual
Megger LT310 User Manual (25 pages)
LT300 Series, Earth loop tester
Brand:
Megger
| Category:
Test Equipment
| Size: 0 MB
Table of Contents
Table of Contents
3
Safety Warnings
3
Introduction
4
General Description
4
Case Contents
5
LCD Display
6
Front Panel
6
Connection Panel
7
Lid Open/Closure
7
Preparations for Use
8
Batteries
8
Preliminary Test Lead Check
8
General Operating Instructions
8
Display Warning Symbols
9
Setup Procedure
9
Reverse Polarity or Line/Neutral Swapping
9
Test Leads
10
Test Lead Connection
10
LED Indicators
10
Loop Testing
11
Non-Tripping Loop Test [No Trip]
11
Hi Current Loop Test [Hi]
11
Phase-Earth Loop Impedance (Not at a Power Socket)
12
Phase-Neutral or Phase-Phase Loop Impedance
12
Prospective Fault Current Display [PFC]
12
Error Messages
12
Possible Sources of Error
13
Maxz (LT320 Only)
14
Deriving R1 + R2 (LT320 and LT330)
14
Voltage Measurement
15
Phase to Earth Voltage Measurement
15
Phase to Phase Voltage Measurement (LT320 and LT330)
15
Frequency Hz (LT320 and LT330)
16
Phase Sequence (LT320 and LT330)
16
Test Result Storage (LT330 Only)
17
Replacing Batteries and Fuses
18
Low Battery Warning Symbol
18
To Replace Batteries
18
Fuse Blown Indication
19
Auto Power down
19
Preventive Maintenance
20
Technical Specification
20
Basic and Service Errors
22
Accessories and Equipment
23
Repair and Warranty
24
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