Name: Megger ODEN AT
Brand: Megger
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User’s Manual

Art No.

ZP-BH02E

Doc.

BH0224TE V09a 2018

ODEN AT

High Current System

Table of Contents4
Safety6
General6
Precaution Level - DANGER7
Precaution Level - WARNING7
Precaution Level - IMPORTANT8
Introduction10
General10
Fields of Application11
Reservations11
Control Panel12
ODEN at Control Panel12
Side Panel16
Display18
The Display18
Menu Options20
General20
AMMETER, V/A METER and SYSTEM Menu Options20
MEMORY and APPLICATION Menu Options22
How to Install ODEN at24
Safety24
Loading ODEN at Onto a Carriage24
Connecting the Test Object and the Current Units to each Other25
Series Connection (Output HIGH I)26
Parallel Connection (Output HIGH I)27
Low-Current Output (Output 0-30V/60V)27
Connecting Current Units to the Control Unit28
Grounding ODEN at28
Connecting ODEN at to the Mains29
Mains Power Supply29
Current Cables and Conductors30
Standard Multi-Cable Sets31
Multi-Cable Sets with Customised Length32
How to Arrange the Cable Sets33
How to Arrange Bars35
To Get Equal Current from All Current Units35
Faq36
How to Use ODEN at38
General38
How to Generate Current38
Rules of Thumb When Generating Current39
Setting the Desired Current39
Setting Times for Limited-Time Generation (MAX TIME)40
Continuous Current Generation41
Getting Maximum Current from ODEN at41
Improving the Resolution of Current Settings42
Generating Pulse Trains42
Holding (Freezing) Measured Values43
Measuring Phase Angle and Polarity43
Measuring Z, P, R, X, S, Q and Power Factor (Cos Φ)44
Reading Maximum Current at an45
Operation45
Measuring Operating Limits45
Measuring Tripping/Operation Times47
Instantaneous Trip Unit Measurement47
Selecting ODEN at Configuration and Current Cables48
How to Succeed in Selecting a Suitable ODEN at System49
Examples52
Form 155
Form 256
Application Examples58
Testing a Low-Voltage Breaker58
Testing the Ratio of a Current Transformer59
Measuring the Polarity of a Current Transformer60
Measuring the Resistances of Circuit61
Breakers and Electrical Connections61
(Micro-Ohmmeter Testing)61
Testing a Direct Acting Automatic Recloser62
Testing a Sectionalizer63
Testing a Ground Grid64
Troubleshooting66
Calibration68
General68
Calibration of Offset68
Calibration of Scale Factor, Ammeter 169
Scale Factor for the I/30-Function70
Calibration of Scale Factor, Ammeter 270
Calibration of Scale Factor, Voltmeter71
Resetting to Preset (Standardized) Calibration Values71
Specifications72
General72
Output Specifications for 240 V ODEN at Systems at 50 Hz73
Load Curves76
ODEN at Systems for 240 V76
Output Specifications for 400 V ODEN at Systems at 50 Hz82
Load Curves85
ODEN at Systems for 400 V85
Output Specifications for 480 V ODEN at Systems at 60 Hz90
Load Curves ODEN at Systems for 480 V 60 Hz93
Ammeter 196
Stop Input97
Appendix 198
A1.1 Transferring Test Data to a PC or a Printer98
A1.2 How to Connect Via Win 7, 8 or 1098
A1.3 How to Connect Via Win 2000/XP Using the Hyper Terminal Program99
A1.4 Transfers in "NORMAL USE100
A1.5 Transfers in Applications "TEST RECLOSER" and "SECTIONALIZER101
Appendix 2102
A2.1 Resistance Measurement Accuracy102
Index106

Brand	Megger
Model	ODEN AT
Category	Test Equipment
Language	English

Megger ODEN AT User Manual

Table of Contents

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Megger ODEN AT Specifications

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