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TRM-40
Vanguard Instruments TRM-40 Manuals
Manuals and User Guides for Vanguard Instruments TRM-40. We have
2
Vanguard Instruments TRM-40 manuals available for free PDF download: User Manual
Vanguard Instruments TRM-40 User Manual (86 pages)
TRANSFORMER RESISTANCE METERS
Brand:
Vanguard Instruments
| Category:
Measuring Instruments
| Size: 1.15 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. TRM-20/40 Technical Specifications
8
TRM Controls and Indicators
9
Figure 1. TRM-20/40 Controls and Indicators
9
2 Pre-Test Setup
10
Operating Voltages
10
LCD Screen Contrast Control
10
Printer Paper Control
10
Printer Paper
10
Replacing the Thermal Printer Paper
11
3 Operating Procedures
12
Configuring the LTCA Software for Use with the TRM
12
Connecting the TRM to a PC Via Bluetooth
14
Typical Connections to a Load Tap Changer (LTC)
21
Typical TRM-20/40 Cable Connections
21
Figure 2. Typical Connections to a Load Tap Changer (LTC)
21
Figure 3. Typical TRM Connections Diagram for a Dynamic Resistance Test
21
Figure 4. Typical TRM Connections Diagram for 2 Windings
22
General Procedures
23
Entering Test Record Header Information
24
Setting the Date and Time
28
Setting the Interface Language
29
Performing a Resistance Test
30
Figure 5. Typical Resistance Test Results Printout
38
Performing a Load Tap Changer / Voltage Regulator Resistance Test
39
Figure 6. Typical Ltc/Voltage Regulator Test Report Printout
47
Performing a Special Resistance Test
48
Figure 7. Typical Special Test Report Printout
54
Performing a Dynamic LTC Test
55
Figure 8. Typical Dynamic LTC Test Results Printout Showing an Opened Circuit
59
Performing a Diagnostic Test
60
Demagnetizing the Transformer Core
62
Working with Test Records
64
Viewing the Contents of the Working Memory
64
Saving Test Results to a Test Record
66
Restoring a Test Record from Flash EEPROM
68
Restoring a Test Record from a USB Flash Drive
72
Copying Test Records to a USB Flash Drive
74
Printing a Test Record Directory
77
Figure 9. Typical Test Record Directory Printout
78
Erasing Test Records from the Flash EEPROM
79
Erasing Test Records from a USB Flash Drive
82
Converting Resistance Measurements
85
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Vanguard Instruments TRM-40 User Manual (85 pages)
Transformer resistance meters
Brand:
Vanguard Instruments
| Category:
Measuring Instruments
| Size: 4.5 MB
Table of Contents
Safety Summary
2
Table of Contents
3
Conventions Used in this Document
5
1 Introduction
6
General Description and Features
6
Technical Specifications
8
TRM Controls and Indicators
9
Figure 1. TRM-20/40 Controls and Indicators
9
2 Pre-Test Setup
10
Operating Voltages
10
LCD Screen Contrast Control
10
Printer Paper Control
10
Printer Paper
10
Replacing the Thermal Printer Paper
11
3 Operating Procedures
12
Configuring the LTCA Software for Use with the TRM
12
Connecting the TRM to a PC Via Bluetooth
14
Typical Connections to a Load Tap Changer (LTC)
21
Typical TRM-20/40 Cable Connections
21
Figure 2. Typical Connections to a Load Tap Changer (LTC)
21
Figure 3. Typical TRM Connections Diagram for a Dynamic Resistance Test
21
Figure 4. Typical Single Phase TRM Connections
22
Figure 5. Typical TRM Connections Diagram for 2 Windings
22
General Procedures
23
Entering Test Record Header Information
24
Setting the Date and Time
27
Setting the Interface Language
28
Performing a Resistance Test
29
Figure 6. Typical Resistance Test Results Printout
37
Performing a Load Tap Changer / Voltage Regulator Resistance Test
38
Figure 7. Typical Ltc/Voltage Regulator Test Report Printout
46
Performing a Special Resistance Test
47
Figure 8. Typical Special Test Report Printout
53
Performing a Dynamic LTC Test
54
Figure 9. Typical Dynamic LTC Test Results Printout Showing an Opened Circuit
58
Performing a Diagnostic Test
59
Demagnetizing the Transformer Core
61
Working with Test Records
63
Viewing the Contents of the Working Memory
63
Saving Test Results to a Test Record
65
Restoring a Test Record from Flash EEPROM
67
Restoring a Test Record from a USB Flash Drive
71
Copying Test Records to a USB Flash Drive
73
Printing a Test Record Directory
76
Figure 10. Typical Test Record Directory Printout
77
Erasing Test Records from the Flash EEPROM
78
Erasing Test Records from a USB Flash Drive
81
Converting Resistance Measurements
84
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