Portable Three Phase kWh Meter Calibrator Class 0.05

Portable Three Phase kWh Meter Calibrator Class 0.05 CL3121

Applied in energy measurement departments of electric power utilities, technical supervisor departments and meter manufacturers.


Error measurement for singlephase, threephase 3W and 4W
Measurement modes: active, reactive, apparent
Detects harmonics up to 63rd
Wave form display
Vectorial display


6.4', 640×480 dot, 16 color LCD, English interface

Lithium battery, continuous working time > 5 hours

Able to test two meters at the same time or test active and reactive energy of one meter

Clamp-on testing: able to be equipped with four sets of clamps at the same time: 5A, 100A, 500A, 1000A; also able to test directly with high accuracy via accessories

Measurement of CT ratio error/angle error directly

USB interface

Storage for > 10,000 measurements

PC software for data processing

Technical Parameters

Voltage Range 0~456 V
Voltage Accuracy 0.05%(30 V~456 V)
Direct 0.05%(0.1 A~12 A)
Clamp 0.2%(10%In~120%In)
Dimension 257 mm ×176 mm × 67 mm
Note: As for detailed specifications of the product, please download the PDF version.
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