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ATRT-03
Vanguard Instruments ATRT-03 - User Manual
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OPERATING INSTRUCTIONS
for
Models ATRT-03, ATRT-03A and ATRT-03B
Three-Phase Transformer Turns-Ratio Meter
Vanguard Instruments Co., Inc.
1710 Grevillea Court
Ontario, California 91761
TEL: 909-923-9390
August 2002
FAX: 909-923-9391
REV. 02
I-917
2
Table of Contents
Main Page
Default Chapter
4
Table of Contents
4
1 Introduction
9
2 Applicability
9
3 ATRT-03/03A/03B Description
9
4 Principle of Operation
10
5 Specifications
11
Table 5-0. Model ATRT-03/03A/03B Turns-Ratio Meter Specifications
11
ATRT-03/03A/03B Supplied Cables
12
6 Cable Marking and Identification
12
Table 5-1. ATRT-03/3A/3B Cable Set
12
Table 6-1. Cable Markings and Identification
12
7 ATRT-03/03A/03B Front Panel Descriptions
13
ATRT-03 Operating Controls and Indicators
13
Figure 7-1. Model ATRT-03 Front-Panel Controls, Indicators, and Connectors
13
Table 7-1. Model ATRT-03 Front-Panel Controls, Indicators, and Connectors
14
ATRT-03A Operating Controls and Indicators
15
Figure 7-2. Model ATRT-03A Front-Panel Controls, Indicators, and Connectors
15
Table 7-2. Model ATRT-03A Front-Panel Controls, Indicators, and Connectors
16
ATRT-03B Operating Controls and Indicators
17
Figure 7-3. Model ATRT-03B Front-Panel Controls, Indicators, and Connectors
17
Table 7-3. Model ATRT-03B Front-Panel Controls, Indicators, and Connectors
18
8 ATRT-03/03A Printer and Printer Paper
19
9 ATRT-03/03A/03B Storage Capabilities
19
ATRT-03/03A/03B Test Record Storage Capabilities
19
ATRT-03/03A/03B Transformer Test Plan Storage Capabilities
19
10 ATRT-03/03A/03B Operating Voltages
19
ATRT-03/03B Operating Voltages
19
Table 10-1. Voltage-Selection Jumper Pins
19
ATRT-03A Operating Voltages
20
11 ATRT-03/03A/03B Special Features
20
ATRT-03/03A/03B LCD Contrast Control
20
ATRT-03/03B Test Voltages
20
ATRT-03/03A/03B RS-232C Computer-Control Port
20
12 Windows-Based PC Transformer Analysis Software
20
13 ATRT-03 Cable Hook up
20
ATRT-03/03A/03B Ground Cable
20
ATRT-03/03A/03B Test Leads
20
Typical Transformer Connection to ATRT-03/03A/03B
21
Figure 13A. Typical Connection for Single-Phase Transformer
21
Figure 13B. Typical Connection for Single-Phase Auto Transformer
21
Figure 13C. Typical Connection for Type a Voltage Regulator
22
Figure 13D. Typical Connection for Type B Voltage Regulator
22
Figure 13E. Typical Connection for Donut Type (Un-Mounted) CT
23
Figure 13F. Typical Connection for Multi-Tap CT
23
Figure 13G. Typical Connection for Bushing-Mount-CT
24
Figure 13H. Typical Connection for Bushing Mount Cts on Delta Transformer
25
Figure 13I. Typical Connection for Bushing Mount Cts on Wye Transformer
26
14 Single-Phase Transformer Test Procedure
27
Table 14-0. Single-Phase Transformer Test Procedure Steps
27
Table 14-0. Single-Phase Transformer Test Procedure Steps (Cont.)
28
Figure 14-1. Start-Up Menu
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Start-Up Menu
29
Figure 14-2. Transformer Selection Menu
30
Test Transformer Selection Menu
30
Figure 14-3. Transformer Test Procedure Menu
31
Transformer Test Procedure Menu
31
Figure 14-4. Nameplate Voltage Selection Menu
32
Figure 14-4A. Nameplate Voltage Selection Menu
32
Transformer Voltage Name Plate Menu
32
Figure 14-5A. H-Winding Voltage Entry Display #1
33
Figure 14-5B. H-Winding Voltage Entry Display #2
33
Figure 14-5C. X-Winding Voltage Entry Display #1
33
Figure 14-5D. X-Winding Voltage Entry Display #2
33
Transformer Voltage Data Entry Menu
33
Figure 14-6. Start Test Menu
35
Start Test Menu
35
Figure 14-7. Test Result Display
36
Transformer Turns-Ratio Test Result Display
36
Figure 14-8. Print Transformer Test Results Menu
37
Print Transformer Test Results Menu
37
Figure 14-9. Print Transformer Test Results Format Menu
38
Print Transformer Test Results Format Menu
38
ATRT-03/03A Test Result Print out in Column Format
39
Figure 14-10. Column Format Printout
39
ATRT-03/03A Test Result Print out in Detail Format
40
Figure 14-11. Detail Format Printout
40
Figure 14-12. Keep Transformer Ratio Reading Menu
41
Keep Transformer Ratio Reading Menu
41
Append this Reading Menu
42
Figure 14-13. Append Transformer Ratio Reading Menu
42
Figure 14-14. Repeat Test Menu
43
Repeat Test Menu
43
Figure 14-15. Print Transformer Test Results Menu
44
Save Test Record Menu
44
Figure 14-16. Record Storage Confirmation Menu
45
Record Storage Confirmation Menu
45
15 Three-Phase Transformer Test Procedure Using Nameplate Voltages
46
Table 15-1. Three-Phase Transformer Test Procedure Steps
46
Print out of a Delta-To-Wye Transformer Test in Column Format
48
Figure 15-1. Delta-To-Wye Column Format Printout
48
16 Running a Special Transformer Test
49
Table 15-1. Three-Phase Transformer Test Procedure Steps (Cont.)
50
Table 16-1. Three-Phase Transformer Test Procedure Steps
50
Table 16-1. Three-Phase Transformer Test Procedure Steps (Cont.)
50
Figure 16-1. Special Dy11Transformer Test Print out
51
Special Transformer Test Print out
51
17 Printing Test Record Directory
52
Table 17-1. Print Test Record Directory
52
Figure 17-1. Select Test Record Directory Menu
52
Figure 17-2. Print Directory Menu
53
Print Test Record Directory Menu
53
Figure 17-3. Test Record Directory Print out
54
Test Record Directory Print out
54
18 Restoring a Test Record to Thermal Printer
55
Table 18-1. Restoring a Test Record to Thermal Printer
55
Test Record Menu
56
Figure 18-1. Test Record Menu
56
Restore Test Record Menu
57
Figure 18-2. Restore Test Record Menu
57
Restore Test Record Using Record Number
58
Figure 18-3. Restore Test Record Menu #2
58
Print /Scroll a Test Record Menu
59
Figure 18-4. Print or Scroll through Test Record
59
19 Restore a Test Record to LCD
60
Table 19-1. Restoring a Test Record to LCD
60
Scroll Test Record Menu
61
Figure 19-1A. Scroll Test Record LCD Display First Screen
61
Figure 19-1B. Scroll Test Record LCD Display Second Screen
61
Figure 19-1C. Scroll Test Record LCD Display Third Screen
62
20 Print a Test Plan in Memory
63
Table 20-1. Print a Test Plan from ATRT-03/03A Memory
63
Printing Test Plan Menu 1
64
Figure 20-1. Test Plan Menu 1
64
Printing Test Plan Menu 2
65
Figure 20-2. Print Test Plan Menu 2
65
Printing Test Plan Menu 3
66
Figure 20-3. Test Record Menu
66
Figure 20-3A. Typical Test Plan Header
66
Typical Single Phase Voltage Regulator Test Plan Print out
67
Figure 20-4. Typical Single Phase Voltage Regulator Print out
67
Typical Three Phase Load Tap Changer Test Plan Print out
68
Figure 20-5. Typical Three Phase Load Tap Changer Test Plan Print out
68
Typical Wye to Delta Test Plan Print out
69
Figure 20-6. Typical Wye to Delta Test Plan Print out
69
21 Load a Test Plan from Memory
70
Table 21-1. Load a Test Plan from ATRT-03/03A/03B Memory
70
Load Test Plan Menu
71
Figure 21-1. Test Record Menu
71
Figure 21-1A . Typical Test Plan Header
71
22 Test a Transformer Using a Test Plan
72
Table 22-1. Test a Transformer Using a Test Plan
72
Table 22-1. Test a Transformer Using a Test Plan (Cont.)
73
Figure 22-1. Test Plan Identification Menu
74
Test Plan Identification Menu
74
Figure 22-2. Test Plan Loaded in Memory Menu
75
Test Plan Loaded in Memory Menu
75
Figure 22-3. Test Result Display with Test Plan
76
Test Result Display Using Test Plan
76
Figure 22-4. Test Result Print out of a Single Phase Transformer Test Using Test Plan
77
Test Result Print out Using Test Plan
77
23 Change ATRT-03/03A/03B Real Time Clock
78
Set Real Time Clock Setup Menu
78
Table 23-1. Change ATRT-03/03A/03B Real Time Clock
78
Figure 23-1. ATRT-03/03A/03B Setup Menu
78
Set Time and Date
79
Figure 23-2. Time and Date Display
79
24 Enable Computer Interface
80
Table 24-1. Change ATRT-03/03A/03B Real Time Clock
80
ATRT-03/03A/03B Computer Interface Menu
81
Figure 24-2. Select Computer Interface Display
81
25 Entering Transformer Identification for Test Record Menu
82
Table 25-1. Enter Transformer Identification for Test Record
82
Table 25-1. Enter Transformer Identification for Test Record (Cont.)
83
26 ATRT-03/03B Test Voltage Selections
84
Table 26-1. Select Test Voltages
84
Test Voltage Selection
85
Figure 26-1. Select Test Voltage Menus
85
27 ATRT-03/03A/03B Cable Test
86
Table 27-1. ATRT-03/03A/03B Cable Diagnostic
86
28 ATRT-03/03A/03B Verification Test
87
Table 28-1. ATRT-03/03A/03B Verification Test
87
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Vanguard Instruments ATRT-03 Specifications
General
Brand
Vanguard Instruments
Model
ATRT-03
Category
Measuring Instruments
Language
English
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