Power source

Voltage
Test voltage output (Phase-Neutral)	3× (24V – 500V) or customized
Power of the voltage output	3×100VA
Resolution	Better than 0.01% of full scale value of range
Setting accuracy	Better than 0.05% at the final range value
Stability	Better than 0.005%/h (integration time 150 s)
Load regulation from 0-max. load	< 0.01%
Distortion factor	< 0.3% for linear resistance load
Harmonics	2nd – 21st free programmable
Current
Test current output	3× (1mA – 120A)
Power of the current output	3×150VA
Resolution	Better than 0.01% of full scale value of range
Setting accuracy	Better than 0.05% at the final range value
Stability	Better than 0.005%/h (integration time 150 s)
Load regulation from 0-max. load	< 0.01%
Distortion factor	< 0.3% for linear resistance load
Harmonics	2nd – 21st free programmable
Phase angle
Range	0 -- 360°
Resolution	0.01°
Setting accuracy	0.1°
Frequency
Range	45Hz – 65Hz
Resolution	0.01Hz

Reference Standard

Power supply
Voltage	AC220V ±10%
Frequency	50Hz ±2Hz
Max power consumption	45VA
Using condition
Environment temperature	10ºC … 30ºC
Relative humidity	45% … 75%
Outside magnetic intensity	≤ 0.025mT
Frequency range	45Hz … 65Hz
Test current
Range	1mA … 120A
Error	- ±0.02% (50mA…120A) (relative measurement value) - ±0.05% (1…50mA) (relative range full-scale value)
Current display range	1.000mA … 120.000A (1A, 10A, 100A)
Test voltage
Range	50V … 480V (auto range)
Error	- ±0.02% (50V…480V) (relative measurement value) - ±0.05% (5V…50V) (relative measurement value)
Voltage display range	50.000(V) … 480.000(V)
Power measure error
Active power	+0.02% (relative measurement value) 50V … 480V, 0.05A … 120A
Reactive power	+0.05% (relative measurement value) 50V … 480V, 0.05A … 120A
Apparent power	+0.05% (relative measurement value) 50V … 480V, 0.05A … 120A
Test Power Factor(PF=P/F) Error: 0.05%
Display range	-1.00000 … +1.00000
Energy constant	CH=109 imp/kWh (1A & 0.1A step) CH=108 imp/kWh (10A step) CH=107 imp/kWh (100A step)
Measuring modes	- 4 wire active/ reactive/ cross-connect reactive - 3 wire active/ reactive/ cross-connect reactive - 2 wire active/ reactive
Energy pulse input
Frequency	0.5kHz
Voltage	24V
Measurement range of input
Output	TTL pulse, load > 2kΏ
Dimensions (W * H * D)	131mm * 432mm * 470mm
Weight	16kgs

Power Measurement: Measures active/reactive power and energy.
Current Testing: Includes start-up and inrush current tests.
Efficient Testing: Automatic color marking for quick procedures.
Error Analysis: Covers basic, average error, standard deviation, and 24-hour variation.
Impact Assessment: Evaluates voltage, frequency, harmonics (2nd to 21st order), and phase sequence effects.
Simultaneous Measurement: Handles multiple meters with different constants.
Protection: Shields against open-circuit current and short-circuit voltage.
Operation Modes: Automatic and manual options.
Data Management: Automates error data processing, storage, and output.
Custom Reporting: Offers advanced data management and customizable report formats.
Barcode Input: Streamlines operations with barcode support.
Power Supply: Treats power supply to eliminate beat frequency issues.
Customization: Tailors appearance and structure to site specifications.

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