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Table of Contents
Introduction............................................................................................................... 1
Using the 1040C for Calibrating Single Phase Devices............................................ 2
A.C. Voltage ................................................................................................. 2
A.C. Current.................................................................................................. 2
A.C. Power.................................................................................................... 3
A.C. Frequency ............................................................................................. 3
Phase Angle................................................................................................... 4
Power Factor ................................................................................................. 4
Volt-Amps and Volt-Amps Reactive............................................................ 5
Using the 1040C for Calibrating Polyphase Devices................................................ 7
A.C. Voltage ................................................................................................. 7
A.C. Current.................................................................................................. 7
A.C. Power.................................................................................................... 7
Phase Angle................................................................................................... 8
Power Factor ................................................................................................. 8
Volt-Amps and Volt-Amps Reactive............................................................ 10
Calibrating Transducers Using the Null Comparison Method.................................. 11
Connection Diagrams................................................................................................ 12
Phase, Power Factor, and VAR Convention Diagram.............................................. 23
Appendix A: Meter Examples.................................................................................. 24