Relephold Three-Phase Test Instrument

 Key Features

1The instrument meets all on-site testing requirements. It features standard four-phase voltage and three-phase current outputs.125V/Xiang, current40A/Unfortunately, the provided content "相。三相并联可达" does not contain any Chinese characters that can be translated into English. Please provide the complete Chinese text for translation.120AOur testing capabilities encompass a wide range of traditional relays and protective devices, as well as modern microcomputer protections. Particularly, testing for transformer differential protection and backup power supply units is made more convenient and efficient.Completed Please provide the Chinese content you would like translated into American English.。

2All technical specifications fully meet the standards issued by the Ministry of Power.DL/T624-1997"Standard for Technical Conditions of Microcomputer-Based Relay Protection Test Devices."

3ClassicWindows XPUser-friendly interface, intuitive HMI, and easy-to-use operations; high-performance embedded industrial control computers and8.4No Chinese content provided. Please provide the text to be translated.800×600The company's news content is missing; please provide the text to be translated.TFTTrueColor Display Screens provide rich, intuitive information, including the current status of the equipment and various helpful messages.

4No Chinese content provided.Windows XPThe system features an automatic recovery function to prevent system crashes caused by illegal shutdowns or accidental operations.

5Equipped with ultra-thin industrial keyboard and optical mouse, capable of operating like a standardPCThe machine can perform various operations through the keyboard or mouse.

6Main control board adoptedDSP+FPGAStructure16Please provide the Chinese content that needs to be translated into American English.DACOutput, for base frequency, weekly2000The high-density sine wave points significantly enhance the waveform quality and improve the accuracy of the testing instrument.

7The amplifier employs a high-fidelity linear power amplifier, ensuring both precision in low currents and stability in high currents.

8AdoptedUSBInterface directly withPCWireless communication, no need for any extra cables, easy to use.

9The system is compatible with laptop computers (optional) for operation. The laptop and industrial control computer use the same software suite, eliminating the need for relearning operational procedures.

10Please provide the Chinese content to be translated.GPSSynchronize Test Function. Device can be integratedGPSSynchronous Card (optional) availableRS232Sorry, there is no Chinese content provided to translate. Please provide the text you would like translated.PCThe two testing instruments are connected to achieve synchronized exchange tests across different locations.

11Equipped with an independent dedicated DC auxiliary voltage source output, with output voltages of110V（1A），220V（0.6AAvailable for relays or protective devices requiring direct current power supply.

12The software self-calibration feature eliminates the need to open the case and adjust potentiometers for precision calibration, significantly enhancing the stability of accuracy.

 Technical Specifications

1No Chinese content provided.:

AC Current Output (RMS):  0～40A/Precision:0.5%

Three-phase Parallel Output(Effective Value)： 0～120A/Three-phase Parallel Output

Continuous working value of alternating current(Effective Value)： 10A

Each phase high output power ：420VA

Three-phase parallel high-output current ：900VA

Triple-Parallel Current High Output Allows for Extended Working Hours ：10s

Frequency Range: 0～1000Hz    Accuracy:0.001Hz

Harmonic Order: 2～20Next Phase:0～360° Precision:0.1°

2Direct Current Source:

Current Output: 0～±30A/Precision0.5%

3No Chinese content provided.:

Phase Voltage Output (RMS): 0～125V/Precision:0.5%

Line Voltage Output (RMS): 0～250V

Phase Voltage/Line Voltage Output Power:75VA/100VA

Frequency Range: 0～1000Hz  Accuracy:0.001Hz

Harmonic Order: 2～20Next Phase:0～360° Precision:0.1°

4Direct Current Voltage Source:

Phase Voltage Output Amplitude:0～±150V   Precision:0.5%

Line Voltage Output Amplitude:0～±300V    

Phase Voltage/Line Voltage Output Power:90VA/180VA

5Terminal for switch quantity:

Switching Input Terminal 8Please provide the Chinese content to be translated.

Air Terminal:1～20mA，24V Internal device has active output

Potential Inversion:0～6VDCFor low power

            15～250VDCFor high level

Switching Output Terminal4Yes, dead point, interrupting capacity:110V/2A，220V/1A。

6Scope of Time Measurement:  

Scope 1ms～9999s   Measurement Accuracy1ms

7Volume and Weight:

Volume 455 (mm)×530 (mm)×220 (mm);  About20Kg

8Power Supply:

AC220V±10%  50Hz  10A