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TTR320-47
User Manuals: Megger TTR320-47 Ratio Test Set
Manuals and User Guides for Megger TTR320-47 Ratio Test Set. We have
1
Megger TTR320-47 Ratio Test Set manual available for free PDF download: Instruction Manual
Megger TTR320-47 Instruction Manual (68 pages)
Three-Phase Turn Ratio Test Set
Brand:
Megger
| Category:
Test Equipment
| Size: 1 MB
Table of Contents
Table of Contents
5
TTR320 Transformer Turn Ratio Test Set
7
Getting to Know the TTR320
9
Product Overview
9
Figure 1-1. Top Panel Controls
11
User Interface Panel
12
Figure 1-2. User Interface Panel
12
Communications Ports
13
HOME Action Icons
13
Figure 1-3. Communications Ports
13
Figure 1-4. HOME Action Icons
13
Utility Icons
14
Figure 1-5. Utility Icons
14
Safety
15
Safety Is the Responsibility of the User
15
Input Power Precautions
16
Preparing for Test
17
Site Preparation
17
Making Circuit Connections
17
Connecting to the Transformer
19
Single-Phase, Two-Winding Transformers
19
Figure 4-1. Setup for Testing Single-Phase Transformer
20
Figure 4-2. Setup for Testing Single-Phase Autotransformer
20
Figure 4-3. Setup for Testing Single-Phase, Type a (Straight Design) Step Voltage Regulator
21
Table 4-1. Test Lead Markings for Single-Phase Transformers
21
Three-Phase, Two-Winding Transformers
22
Figure 4-4. Setup for Testing Single-Phase, Type B (Inverted Design) Step Voltage Regulator
22
Three-Phase, Three-Winding Transformers
23
Table 4-2. Test Lead Markings for Three-Phase Transformers
23
Current Transformers (Cts)
24
Figure 4-5. Setup for Testing Unmounted Current Transformer
25
Figure 4-6. Setup for Testing Taps on Multiple Tap CT
26
Bcts Mounted on Three-Phase Transformers
27
Figure 4-7. Setup for Testing BCT Mounted on Single-Phase Two-Winding Transformer
27
Figure 4-8. Setup for Testing BCT Mounted on Delta Winding -Three-Phase Power Transformer
28
Figure 4-9. Setup for Testing BCT Mounted on Wye Winding of a Three-Phase Transformer
29
T-Type Transformers
30
Table 4-3. T-Type Transformer Winding Phase Relationship
30
Operation
31
Power up
31
Navigating the Screen
31
HOME Screen Action Icons
31
Figure 5-1 Cleared Test Screen
32
Figure 5-2 File Manager -Recall Test
33
Figure 5-3. File Manager -SAVE Test Screen
34
Figure 5-4 Tap Structure - Define
34
Figure 5-5 Global Settings - Preferences Screen
35
Remote Control Operation for LTC Testing
36
Error Messages
36
Upon Completion of TEST - Powering down
37
Service
39
Maintenance
39
Fuse Replacement
39
Calibration
40
TTR320 - Self Check
40
Troubleshooting
42
Table 6-1. Troubleshooting Guide
42
Repairs
43
Replacement Parts List and Optional Accessories
45
Table 7-1. Replacement Parts List
45
Specifications
47
Electrical
47
Environmental Conditions
49
Physical Data
49
Addendum a TTR 300 Series Powerdb Lite User Manual
51
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