Omicron CPC 100 Reference Manual

Current Transformer
4 - 1
Current Transformer
Contents of this section
Scope of Current Transformer Tests............................................... page 4-2
CT Ratio (and Burden) .................................................................... page 4-3
Testing Ratio, Polarity (and Burden)
with Injection to Current Input ..................................................... page 4-3
Testing Ratio, Polarity (and Burden) with a Current Clamp ..... page 4-10
CT Burden..................................................................................... page 4-11
CT Excitation (Kneepoint) ............................................................. page 4-15
Winding Resistance ...................................................................... page 4-20
Voltage Withstand Test ................................................................. page 4-25
Polarity Check ............................................................................... page 4-28
CT RatioV (with Voltage)............................................................... page 4-33
CT Rogowski (Ratio) ..................................................................... page 4-38
CT Low Power (Ratio)................................................................... page 4-43
TanDelta........................................................................................ page 4-48
Note: With regard to software handling, this section confines to test-relevant
issues, and does not go into detailed procedural descriptions.
It is assumed that you have read and understood the section ”How to
Use the CPC 100 Software” on page 2-17.
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Omicron CPC 100 Specifications

General

Brand	Omicron
Model	CPC 100
Category	Test Equipment
Language	English