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EA Technology UltraTEV Plus
6.5
Using the virtual keyboard .............................................................................................. 39
6.6
Background Measurements ............................................................................................. 40
6.7
Recording Data ................................................................................................................ 41
6.7.1 TEV recorded data ................................................................................................ 41
6.7.2 Cable PD recorded data ....................................................................................... 41
6.7.3 Ultrasonic recorded data ..................................................................................... 41
6.8
Viewing Survey Progress ................................................................................................. 42
6.9
Completing a Survey ........................................................................................................ 42
7.
Reviewing Results ..................................................................................................................................................... 43
7.1
Wi-Fi & USB Connection ................................................................................................... 43
7.2
MicroSD Card & Data Zip Files ........................................................................................ 43
7.3
Data Analysis Screens ...................................................................................................... 44
7.3.1 TEV & Cable PD Analysis Screen ......................................................................... 45
7.3.2 Ultrasonic Analysis ............................................................................................... 46
8.
Detecting Partial Discharge using the UltraTEV Plus² ........................................................................ 47
8.1
TEV Measurement ............................................................................................................ 47
8.1.1 Background Noise ................................................................................................ 47
8.1.2 Measuring TEV ..................................................................................................... 48
8.2
Cable PD Measurement ................................................................................................... 49
8.2.1 Practical RFCT Connection Requirements .......................................................... 49
8.2.2 Measuring PD in cables ....................................................................................... 49
8.3
Ultrasonic Measurement ................................................................................................. 50
8.3.1 Measuring Ultrasonic ........................................................................................... 50
8.3.2 Measuring Ultrasonic with the UltraDish Accessory .......................................... 50
8.3.3 Measuring Ultrasonic using the Flexi Probe sensor Accessory ........................ 52
8.3.4 Ultrasonic Measurement using the Contact Probe Accessory .......................... 53
8.3.5 Using the Ultrasonic Contact Probe .................................................................... 54
8.3.6 Detection, Measurement and Localisation of the Partial Discharge ................ 55
8.3.7 Mounting Practices .............................................................................................. 55
8.3.8 Sources of Noise and Phantom Signals .............................................................. 57
9.
UltraTEV Plus² Specification ............................................................................................................................... 58
TEV Measurements .......................................................................................................... 58
Ultrasonic Measurements ................................................................................................ 58
Cable PD Measurements .................................................................................................. 58
Hardware .......................................................................................................................... 59
Environmental .................................................................................................................. 59
Dimensions ...................................................................................................................... 59
Power Supplies ................................................................................................................. 59
Battery Charger ................................................................................................................ 60
10.
Declaration of Conformity ................................................................................................................................... 61
11.
Maintenance ................................................................................................................................................................. 62
12.
Warranty Policy ........................................................................................................................................................... 62
13.
Calibration ..................................................................................................................................................................... 63
14.
Repair ............................................................................................................................................................................... 63
15.
Waste Electrical and Electronic Equipment Directive (WEEE) .......................................................... 63
16.
Continuous Improvement .................................................................................................................................... 63
17.
Contact Us ..................................................................................................................................................................... 64
18.
Record of Changes ................................................................................................................................................... 65
Operating Manual
2
2388L015
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