Megger TTR310 - Page 7

Table of Contents
AVTMTTR310 Rev 8 May 2016
iii
LIST OF ILLUSTRATIONS
TTR310 Transformer Turn Ratio test set ............................................................................................................. 1
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Figure 4-1. Three-Phase TTR310 Test Set Block Diagram ...................................................................... 16
Figure 4-2. Three-Phase TTR310 Control Panel ....................................................................................... 17
Figure 5-1. Setup for Testing Single-Phase Transformer .......................................................................... 20
Figure 5-2. Setup for Testing Single-Phase Autotransformer .................................................................. 20
Figure 5-3. Setup for Testing Single-Phase, Type A (Straight Design) Step Voltage Regulator ......... 21
Figure 5-4. Setup for Testing Single-Phase, Type B (Inverted Design) Step Voltage Regulator ........ 22
Figure 5-5. Setup for Testing Unmounted Current Transformer............................................................ 26
Figure 5-6. Setup for Testing Taps on Multiple Tap CT .......................................................................... 26
Figure 5-7. Setup for Testing BCT Mounted on Single-Phase Two-Winding Transformer ............... 27
Figure 5-8. Setup for Testing BCT Mounted on Delta Winding on a Three-Phase Power
Transformer ................................................................................................................................. 29
Figure 5-9. Setup for Testing BCT Mounted on Wye Winding of a Three-Phase Transformer ........ 30
Figure 5-10. Winding Connections and Phase Relationship ...................................................................... 34
Figure 6-1. Main Menu Screen ...................................................................................................................... 68
Figure 6-2. Quick Test Setup Screen ........................................................................................................... 70
Figure 6-3. Initial Quick Test Result Screen ............................................................................................... 71
Figure 6-4. Final Quick Test Result Screen ................................................................................................ 72
Figure 6-5. FULL TEST SETUP 1 Screen ................................................................................................. 73
Figure 6-6. FULL TEST SETUP 2 Screen ................................................................................................. 75
Figure 6-8. FULL TEST SETUP 3 Screen ................................................................................................. 77
Figure 6-8. Three-Phase Transformer Test Result Screen ........................................................................ 79
Figure 6-9. Phase A Test Result Screen ....................................................................................................... 80
Figure 6-10. The Main Menu Screen After Selection of a Custom Transformer Setting ...................... 82
Figure 6-11. SYSTEM SETUP Screen .......................................................................................................... 83
Figure 6-12. Language Screen ......................................................................................................................... 84
Figure 6-13. SAVED DATA Screen .............................................................................................................. 85
Figure 6-14. Recall (or Save) Custom Settings Screen ................................................................................. 86
Figure 6-15a. Sample Test Report Header ........................................................................................................ 89
Figure 6-15b. Sample Single Phase Test Report .............................................................................................. 89
Figure 6-15c. Sample Three-Phase Test Report ............................................................................................... 90