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TRF-100
Vanguard Instruments Company TRF-100 Manuals
Manuals and User Guides for Vanguard Instruments Company TRF-100. We have
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Vanguard Instruments Company TRF-100 manual available for free PDF download: User Manual
Vanguard Instruments Company TRF-100 User Manual (111 pages)
THREE-PHASE TRANSFORMER TURNS-RATIO METER
Brand:
Vanguard Instruments Company
| Category:
Measuring Instruments
| Size: 8.64 MB
Table of Contents
Table of Contents
3
Conventions Used in this Document
5
1 Introduction
6
General Description and Features
6
Technical Specifications
8
Table 1. TRF-100 Technical Specifications
8
Controls and Indicators
9
Figure 1. TRF-100 Controls and Indicators
9
Table 2. Functional Descriptions of TRF-100 Controls and Indicators
10
2 Pre-Test Setup
11
LCD Screen Contrast Control
11
Printer Paper Control (if Printer Installed)
11
Printer Paper (if Printer Installed)
11
3 Operating Procedures
12
Connection Diagrams
12
Typical Connections to a Delta-Wye Transformer
12
Figure 2. Typical H & X Cable Connections to a Delta-Wye Transformer
12
Typical Connections to a Single Phase Transformer
13
Figure 3. Typical Connections to a Single Phase Transformer
13
Figure 4. Typical Connections to a Single Phase Auto Transformer
13
Typical Connections to a Voltage Regulator
14
Figure 5. Typical Connections to a Type a Voltage Regulator
14
Figure 6. Typical Connections to a Type B Voltage Regulator
14
Typical Connections to a Donut Type (Un-Mounted) Current Transformer
15
Figure 7. Typical Connections to a Donut Type (Un-Mounted) Current Transformer (CT)
15
Typical Connections to a Multi-Tap Current Transformer
16
Figure 8. Typical Connections to a Multi-Tap Current Transformer
16
Typical Connections to a Bushing Mount CT on a Single Phase Transformer
17
Figure 9. Typical Connections to a Bushing Mount CT on a Single Phase Transformer
17
Typical Connections to Bushing Mount Ct's on Delta Transformer
18
Figure 10. Typical Connections to Bushing Mount Ct's on Delta Transformer
18
Typical Connections to Bushing Mount Ct's on Wye Transformer
19
Figure 11. Typical Connections to Bushing Mount Ct's on Wye Transformer
19
Setting the Test Voltage
20
Toggling the Calibration Notification Feature
22
Figure 12. Test Record Printout Showing Calibration Due Date
23
Setting the User Interface Language
24
Setting the Date and Time
26
Using the Turns Ratio Calculator
27
Performing Tests
29
Entering Test Record Header Information
29
Testing a Single Phase Transformer
32
Table 3. Descriptions of Single Phase Test Results Elements (Column Format)
37
Figure 13. Single Phase Test Results Printout - Column Format
37
Table 4. Descriptions of Single Phase Test Results Elements (Detailed Format)
38
Figure 14. Single Phase Test Results Printout - Detailed Format
38
Performing a Three-Phase Test (Dt-Y Example)
39
Figure 15. Delta to y Test Results Printout - Column Format
43
Table 5. Descriptions of y to Delta Test Results Elements (Column Format)
44
Figure 16. Delta to y Test Results Printout - Detailed Format
45
Table 6. Descriptions of y to Delta Test Results Elements (Detailed Format)
46
Performing a Special Transformer Test
47
Figure 17. Special Dy11 Transformer Test Printout
52
Performing a Quick Test
53
Testing a Three Phase Transformer Using Auto Detect Mode
56
Restoring a Test Record from Flash EEPROM
60
Reviewing a Test Record
64
Printing the Test Record Directory (TRF-100 with Built-In Printer Option Only)
66
Figure 18. Typical Test Record Directory Printout
67
Erasing Test Records from the Flash EEPROM
68
Working with Test Plans
71
Performing a Test Using a Transformer Test Plan
71
Figure 19. Test Plan Test Results Printout
76
Unloading a Test Plan from the Working Memory
77
Printing the Test Plan Directory (TRF-100 with Built-In Printer Option Only)
79
Figure 20. Sample Test Plan Directory Printout
80
Printing a Test Plan (TRF-100 with Built-In Printer Option Only)
81
Figure 21. Sample Test Plan Printout
83
4 Diagnostics, Verification, and Troubleshooting
84
Performing an H and X Cable Diagnostic Test
84
Performing a Verification Test
86
Appendix A - Transformer Vector Group Codes
88
APPENDIX B - Common ANSI Transformer Descriptions
89
APPENDIX C - CEI/IEC 60076-1 Transformer Descriptions
97
APPENDIX D - Australian Std.2374 Transformer Descriptions
104
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