Tettex MIDAS micro 2883 - Notes Tab

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Setup

The limits can also be selected for the Y axe in the Graphs, will be coded as 0 if passed, 1 in fail

12.6 Notes Tab

Main Page

Manual Conventions5
Abbreviations and Definitions5
Table of Contents6
Introduction12
General12
Scope of Supply12
Technical Data14
Safety16
General16
Personnel Safety16
Safety Features17
Safety Precautions17
Summary18
Theory19
Why Is Insulation Tested19
What Is Loss Factor19
What Is Dissipation Factor tan Δ19
The Difference between Power Factor and Dissipation Factor21
Apparent Power Real Power Reactive Power21
Test Instruments22
Evaluation of Test Results22
Significance of Capacitance and Dissipation Factor22
Dissipation Factor of Typical Apparatus Insulation23
Dissipation Factor and Dielectric Constant of Typical Insulation Materials23
Influence of Temperature24
Influence of Humidity24
Influence of Surface Leakage25
Electrostatic Interference25
Negative Dissipation Factor25
Standard Capacitor, Measuring Current & Limits26
Parallel & Series Equivalent Circuits27
Functional Description28
System Overview28
V-Potential Point and Guarding28
Test Modes29
Test Mode „UST" for Ungrounded Test Objects31
Test Mode „GST" for Grounded Test Objects31
Test Mode „GST G" for Grounded Test Objects with Guarding (V-Potential)32
Interference Suppression33
Operation Elements34
Front-Panel Features34
Ground Terminal35
Ventilation Slots35
High Voltage Output35
Emergency Stop Button35
Low Voltage Point V35
Measuring Input HV GND35
Measuring Input a35
Measuring Input B35
Safety Switch Input36
External Warning Lamp Output36
Warning Lamp36
External Temperature Sensor37
USB Port37
Ethernet Port37
Touchscreen37
Printer37
Mains Connector37
Mains Fuses Box37
Power Switch38
User Interface39
Startup Screen39
Homescreen40
Basic Mode41
Basic Mode Screen41
Status Bar42
Test Definition Area43
Measurement Bar and Displays44
Recorded Measurements46
Special Symbols in Measurement Values46
Toolbar Controls46
Guided Mode48
DUT and Test Selection48
Define Test Parameters48
Instruction Screen51
Measurement Start Screen52
The Measurement Screen54
Status Bar55
Measurement Bar and Displays57
Recorded Measurements57
Special Symbols in Measurement Values58
Toolbar58
The Results Screen59
Advanced Mode60
Manual Tab60
Measurement Bar and Displays62
Test Settings63
Measured Values Area63
Special Symbols in Measurement Values64
Toolbar64
The Tools Menu65
The File Menu67
Sequence Tab68
Setting up a Sequence68
The Tools Menu70
File Menu71
Sequence Tab During Measurement72
Setup73
DUT Tab73
Miscellaneous Tab74
Settings Tab76
Measurement Settings76
Extended GST Accuracy77
Extended Noise Reduction79
Preferences Tab80
Limits Tab81
Limits in Basic Mode81
Limits in Guided Mode82
Limits in Advance Mode83
Limits in Reports and Graph83
Notes Tab84
Firmware Update85
Results Screen87
The Table Tab87
The File Menu88
Select Columns Dialog90
The Graph Tab91
Filters91
The Graph92
Measurement Values93
Description93
Data Format94
Accessing the Measurement Results from Computer94
Accessories and Options97
Standard Accessories97
High Voltage Cable97
Extension Clamp98
Bushing Adapters for Measurement of C199
Bushing Adapter for Measurement of C2100
Interlock Adapter100
Cable Drums101
Optional Accessories101
Foot Switch101
Safety Strobe Light101
External Temperature Probe101
Thermo-Hygrometer101
Adapter LEMO to BNC101
Hook for HV Cable102
Set of Hot Collar Tests102
Midas Office Software102
Oil Test Cell 6835102
Miscellaneous103
Instrument Storage103
Care and Maintenance103
Cleaning the Instrument103
Instrument Calibration103
Changing Fuses103
Packing and Transport104
Recycling104
Trouble Shooting105
Customer Support107
Conformity108
Applications Guide109
Bushings109
Spare Bushings111
Installed Bushings112
Measuring Data Interpretation114
Transformers114
Power and Distribution Transformers114
Shunt Reactors120
Current Transformers121
Voltage Transformers121
Excitation Current Measurement123
Liquid Insulation125
Test Procedure125
Measuring Data Interpretation126
Cables127
Test Procedures on Different Cables127
Test Procedure Example128
Measuring Data Interpretation128
Capacitors129
Circuit Breakers129
Dead Tank Breaker131
Live Tank Breaker132
Measuring Data Interpretation133
Surge (Lightning) Arresters133
Test Procedures134

Tettex MIDAS micro 2883 - Notes Tab

Table of Contents