1. Product Overview

HG-3X100A portable three-phase energy meter calibration device product, this product can generate three-phase standard power frequency voltage and current signals with adjustable amplitude, adjustable phase, adjustable frequency and stable power. Mainly used for testing and verification of electric power measuring digital instruments such as energy meters, voltmeters, ammeters, phase meters, frequency meters, power meters, power factor meters, etc., as well as instrument voltage transformers, current transformers, clamp-type current transformers, Testing and verification of power sensors such as voltage transmitters, current transducers, power transmitters, power factor transmitters, frequency transmitters and other power transmitters; reactive power compensation controllers, Power data collector, electric energy meter field calibrator, power parameter tester, voltage monitor, distribution load monitor, multi-function power meter, load management terminal, voltage loss and current timer, distribution automation terminal and other instruments and equipment Testing and verification. This power supply product is designed using high-precision sampling technology and combined with the latest digital signal processing methods and other technologies. It has advanced technology, excellent performance, small size, light weight, and is easy to carry. It can be used in both the laboratory and the field.

2. Main functions and features

1. It can output three-phase power frequency voltage, current, phase, frequency, power and power factor signals with high stability and accuracy.

2. Can output 2-51 harmonic signals. The harmonic order, harmonic content rate, and harmonic phase can be combined and output in any combination.

3. Electrical parameters such as voltage, current, phase, frequency, etc. can be set and adjusted arbitrarily within the range adjustment range.

4. Rich voltage, current, phase, and power factor test point designs make operation more convenient and efficient.

5. Accurate measurement of up to 32 electrical parameters, large-screen color LCD intuitive display, and exquisite vector graphics make the user experience almost perfect.

6. It has three-way electric energy pulse input and output interfaces and can simultaneously verify the errors of three single (three-phase) electric energy meters. It can be used as an electric energy meter calibration device.

7. It has the function of measuring the movement of the electric energy meter. Active electric energy, reactive electric energy, and apparent electric energy can all be displayed.

8. It has super capacitive load driving capability and can meet the load requirements of various properties.

9. The instrument is equipped with a touch screen, panel buttons, adjustment knobs, and multiple operating methods to suit different operating habits.

10. The instrument is equipped with RS485 interface and RS232 interface, which can be operated by the host computer. The communication protocol is completely open, making it convenient for users to carry out secondary development.

11. The instrument is equipped with an external control switch interface, which can be connected to an external foot switch to control the start and stop of the signal. It is especially suitable for use in the production department.

12. Use software and hardware double closed-loop technology to ensure that the output standard signal is beyond imagination.

13. Using mature power amplifier technology and scientific assembly technology, the reliability and stability are greatly improved.

14. When the voltage is short-circuited, the current is open-circuited or the wiring is wrong, the output can be automatically stopped with an alarm window and sound prompt. The complete fault protection function allows users to use it with confidence.

3. Main technical indicators

1. AC voltage output

Range RG: 380V, 220V, 100V, 57.735V

Adjustment range: (0～120)%RG Adjustment fineness: 0.01%RG

Accuracy: 0.05%RG Stability: ≤0.02%/3 minutes

Distortion: ≤0.1% (non-capacitive load) Maximum output power per phase: 50VA

2. AC current output

Range RG: 100A, 20A, 5A, 1A, 0.2A, 0.05A

Adjustment range: (0～120)%RG Adjustment fineness: 0.01%RG

Accuracy: 0.05% RG Stability: ≤0.02%/3 minutes

Distortion: ≤0.1% (non-capacitive load)

Maximum output power per phase: 100A Range: 150VA

20A range: 50VA

5A, 1A, 0.2A range: 20VA

0.05A range: 10VA

3. Phase

Adjustment range: 0°～359.999° Adjustment fineness: 0.001° Accuracy: 0.02°

4. Frequency

Adjustment range: 40Hz ~ 70Hz; Adjustment fineness: 0.0001Hz Accuracy: 0.001Hz

5. Active power

Accuracy: 0.05%RG Stability: ≤0.05%/3 minutes

6. Power factor

Adjustment range: -1.0～0～+1.0 Adjustment fineness: 0.0001 Accuracy: 0.001

7. Harmonic output

Harmonic order: 2-51 harmonic content rate setting range: 0~40%

Harmonic content rate setting accuracy: setting value ±0.1%

8. Pulse input

Pulse input level: TTL level

Input frequency: maximum 2MHz

Minimum pulse width: 250nS

Minimum pulse interval: 250nS

9. Standard electric energy pulse output

Pulse level: 5V±5%, 5mA

Output frequency: rated frequency 60KHz (rated voltage, current range, and PF=1)

Maximum output frequency: 86.4 KHz (1.2 times the voltage range, 1.2 times the current range, and PF=1)

10. Environmental conditions

Working environment temperature: 0℃～40℃

Relative humidity: ≤85%

Working power supply: AC220V±15%, maximum power consumption 1300VA

11. Appearance size and weight

Appearance size: 450mm×620mm×275mm

Weight: 38Kg