main feature

1, To meet all the requirements of the site test. Can be a variety of traditional relays and protection devices to test, but also on a variety of modern computer protection test, especially for transformer differential protection and equipment from the device, the test more convenient and perfect.

1) FDJB344A With a standard four-phase voltage, three-phase current output at the same time, voltage 125V/Phase, current 40A/Phase three-phase current in parallel120A.

2, A variety of technical indicators fully met by the Ministry of Electric issued DL / T624-1997"Relay protection microcomputer test device technical conditions" standard.

3, Stand-alone operation, built-in high-performance industrial computer, frequency 1. 7GHz , RAM 2GHard drive 16G, Run Windows XP operating system.

4, Domestic industry with the first import PVC Panel, acrylic digital keyboard, while using a touch mouse, to overcome the trackball mouse operation is not flexible, easy to damage the shortcomings, and use 8.4Inch ,Resolution is 800X600of TFT True color display ,Making the overall operation of a single machine easy ,Durable.

5, Main control board used DSP + FPGA structure ,16Bit DAC Output ,The base wave can be produced per week 2000Point of the high density sine wave ,Greatly improving the quality of the waveform ,Improve the accuracy of the tester.

6, Amplifier with high-fidelity linear amplifier ,Both to ensure the accuracy of small current ,But also to ensure the stability of the high current.

7, Adopted USB Interface directly and PC Machine communication, without any cable, easy to use.

8, Can be connected to the notebook computer running.Laptop and industrial computer use the same set of software, no need to re-learn how to operate.

9, have GPS Synchronous test function. The device can be built GPS Sync card (optional) pass RS232Mouth with PC Machine connected to achieve two test instrument in different places for simultaneous debugging test.

10, With a dedicated dedicated DC auxiliary voltage source output, the output voltage were 110V (1A) , 220V (0.6A) To provide to the need for DC power supply relay or protection device used

11, With the software self-calibration function, to avoid the opening of the chassis through the adjustment potentiometer to calibrate the accuracy, thus greatly improving the accuracy of stability.

Section II Technical Parameters

1, AC current source:

Phase current output (rms): 0--40A/phase Accuracy: 0.5%

Three-phase output in parallel (Valid values ): 0--120A/Three phase outputs in parallel

Phase current for a long time to allow work value (Valid values): 10A

Maximum output power per phase: 420VA

Three-phase shunt current Maximum output power: 900VA

Three current maximum output allowable working hours: 10s

Frequency Range: 0-1000Hz Accuracy: 0.001Hz

Number of harmonics: 2--20Times Phase: 0 - 360 ° Accuracy: 0.1 °

2, DC current source:

Current output: 0 - ± 20A /phase Accuracy 0.5% 300 VA

3, AC voltage source:

Phase voltage output (rms): 0--125V/phase Accuracy: 0.5%

Line voltage output (rms): 0--250V

Phase voltage /Line voltage output power: 75VA / 100VA

Frequency Range: 0-1000Hz Accuracy: 0.001Hz

Number of harmonics: 2--20Times Phase: 0 - 360 ° Accuracy: 0.1 °

4, DC voltage source:

Phase voltage output amplitude: 0 - ± 150V Accuracy: 0.5%

Line voltage output amplitude: 0 - ± 300V

Phase voltage /Line voltage output power: 90VA / 180VA

5, Switch terminal:

Digital input terminal: 8Correct

Empty contact: 1 - 20mA , 110VInternal active output of the device

Potential flipping 0 - 6VDC Is low

15--250VDC Is high

Switching output terminal: 4Right, empty contact Blocking capacity: 110V / 2A , 220V / 1A.

6, Time measurement range:

range: 1ms - 9999s measurement accuracy: 1ms

7, volume and weight:

volume: 365(Mm)X400 (mm)X195 (mm) approximately 18Kg

8, power supply:

AC220V ± 10% 50Hz 10A