Megger MTO210 Transformer ohmmeter Manuals

Megger MTO210 Transformer ohmmeter Manuals

Manuals and User Guides for Megger MTO210 Transformer ohmmeter. We have 1 Megger MTO210 Transformer ohmmeter manual available for free PDF download: Instruction Manual

Megger MTO210 Instruction Manual

Megger MTO210 Instruction Manual (74 pages)

Transformer Ohmmeter DC Winding Resistance Test Set

Brand: Megger | Category: Test Equipment | Size: 1 MB

Table of Contents

Table of Contents
5
MTO210 Transformer Ohmmeter Test Set
7
Getting to Know the MTO210
9
Product Overview
9
Top Panel Controls
11
Figure 1: MTO210 Front Panel
11
Safety
15
Safety Is the Responsibility of the User
15
General Safety Precautions
16
Input Power Precautions
17
Preparing for a Test
19
Site Preparation
19
Making Circuit Connections
19
Operating the MTO210
23
Description of Test Sequence
23
Transformer Testing
33
Winding Resistance Testing
33
Testing a Single-Phase Transformer
34
Figure 2: Single Winding Measurement
34
Figure 3: Dual-Winding Test
36
Figure 4: Reading Obtained Is Per Phase, Resistance of A-N Winding
39
Figure 5: Reading Obtained Is between Pairs of Terminals, Resistance of a and B Windings
40
Figure 6: Reading Is between Pairs of Terminals. Resistance of a in Parallel with B+C Windings
40
Testing Delta Configured Windings
41
Testing Transformers with Tap Changers
43
Testing Voltage Regulators
44
Figure 7: Odd Position Tap
44
Figure 8: Even Position Tap
44
Figure 9: Connection to a Regulator
45
Demagnetizing a Transformer
47
MTO210 Series Powerdb Lite
49
Introduction
49
Software Installation
50
Using Powerdb Lite
53
Frequently Asked Questions (Faq's)
60
Service
61
Maintenance
61
Fuse Replacement
61
Calibration
62
Repairs
63
Error Codes
64
Parts List and Optional Accessories
71
Specifications
73

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