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Rockwell Automation Publication 20Y-TG001C-EN-P - April 2017
Chapter 3
Component Test Procedures
2. Remove the protective barriers.
Remove AFE Protective Barriers on page 44
.
3. Disconnect any drives that are connected to the DC bus from the DC
bus, or remove the DC bus fuses from the AFE.
4. Conduct forward and reverse biased diode tests on the power structure.
Figure 8 - Measurement Points for Forward and Reverse Diode Tests
Table 2 - Forward Biased Diode Tests on Power Structure
Meter Leads
Nominal Meter Reading
+
-
DC-
U/T1
Value gradually rises to about 0.5V
(1)
(1) The actual voltage reading can vary depending upon your equipment. If your readings are
not near 0.5V, verify that the actual voltage that is measured is consistent for the power
structure.
DC-
V/T2
DC-
W/T3
U/T1
DC+
V/T2
DC+
W/T3
DC+
PE
B+ (DC+)
U/T1
V/T2
W/T3
B– (DC–)
Содержание 20Y
Страница 10: ...10 Rockwell Automation Publication 20Y TG001C EN P April 2017 Preface Notes...
Страница 18: ...18 Rockwell Automation Publication 20Y TG001C EN P April 2017 Chapter 1 Troubleshooting and Error Codes Notes...
Страница 26: ...26 Rockwell Automation Publication 20Y TG001C EN P April 2017 Chapter 2 Active Front End System Overview Notes...
Страница 82: ...82 Rockwell Automation Publication 20Y TG001C EN P April 2017 Chapter 7 LCL Filter Component Section Notes...
Страница 86: ...86 Rockwell Automation Publication 20Y TG001C EN P April 2017 Chapter 8 DC Fuses Component Section Notes...
Страница 90: ...90 Rockwell Automation Publication 20Y TG001C EN P April 2017 Appendix A Service Tools and Equipment Notes...
Страница 112: ...112 Rockwell Automation Publication 20Y TG001C EN P April 2017 Appendix B Schematic Diagrams Notes...
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