ZERA - devices and systems for producing, measuring, testing and calibrating electrical quantities

COM3003
Comparator

Image of ZERA COM3003 Comparator
Image of ZERA COM3003 Comparator
Image of ZERA COM3003 Comparator product description
Phases 3
Voltage measurement 30 … 500 V
Reference voltage ranges 1 V DC, 10 V DC
Current measurement 1 mA … 160 A
Accuracy class 0.008
Display 6,4“
Main functions
  • Testing of current and voltage test devices as well as single- or polyphase power and energy testing systems
  • Actual values
  • Vectorial diagram
  • Curve diagram
  • Harmonic measurement
  • Error measurement
  • Reference measurement
Scope of application

Application as primary standard for metrological institutes and test laboratories
Specials
  • Using of DC-capable current transformers
  • Automatic measuring range selection
  • Verification and direct traceability of measuring accuracy by connection of DC- and frequency standard devices
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