Article List

• GDVA-405 0.02 % Accuracy Automatic CT PT Analyzer Ready for shipment

  At the end of May we received an inquiry from a customer for GDVA-405 Automatic CT PT Analyzer. In the communication with the customer, the customer mentioned that they were also using some world-renowned brands of CT PT analyzers before. But now want to try some new brands. After compared the test

  Company News July 07, 2022
• Transformer Oil Temperature Measurement during Breakdown Voltage Test by GDYJ-502A

  GDYJ-502A Transformer Oil Breakdown Voltage BDV Tester is used to measure breakdown voltage of transformer oil. It can also measure oil temperature during test. The test standards are IEC60156, IS6792, BS5874, ASTM D1816 and ASTM D877.Temperature Sensor PT100 is installed at the bottom of the test v

  Hot Product Promotion June 22, 2022
• Circuit Breaker Analyzer ready for Shipment

  Mid-May, we received an order from our regular customer. The order includes GDGK-306A Circuit Breaker Analyzer,GDHL-200A Circuit Breaker Contact Resistance Tester and GDJB-PC Three Phase Relay Protection Tester. We have completed the production last Friday. Yesterday we already shipped them to custo

  Company News May 31, 2022
• GDVA-405 Automatic CT Analyzer for Current Transformer Characteristic Test IEC60044 IEC61869

  GDVA-405 Automatic CT PT Analyzer is used to analysis the characteristics of current transformer (CT) and potential transformer(PT).It can carry all the test items for CT PT.Functions and Applications:CT turns ratio detection, ratio error and angle error calibration, polarity test and excitation cha

  Hot Product Promotion May 26, 2022
• What are the main items of power transformer test?

  The test items for power transformers shall include the following:1. Insulating oil(transformer oil) breakdown voltage test ;2. Measure the DC resistance of the winding together with the bushing;3. Check the voltage ratio of all taps;4. Check the three-phase wiring group of the transformer and the p

  Hot Product Promotion May 26, 2022
• 12 Sets Electrical Testing equipment Ready for shipment

  We won a tender in Pakistan on April 12 . Which includes Six (6) sets GDYJ-501 80kV Transformer Oil BDV Tester and Six (6) sets GDJ-5KVA/100KV AC DC Hipot Tester. last Friday we already completed the production. They will be shipped to customer soon.GDYJ-501 is used to measure breakdown voltage valu

  Company News April 26, 2021
• New design GDB-P Transformer Turns Ratio Tester TTR Tester ready for shipment

  Last week we completed the production of GDB-P Transformer Turns Ratio Tester for our customer. GDB-P is portable type, the net weight is only about 7KG. Built-in high capacity chargeable lithium battery. It can works with 220V,50/60Hz too. Some customers told us that many transformers are on site.

  Company News December 30, 2020
• GDJB-III Single Phase Relay Protection Tester Ready for shipment

  Today we shipped one set GDJB-III Single Phase Relay Protection Tester to our customer.GDJB-III Single Phase Relay Protection Tester is used to adjust and test relaying protection tester of power supply system. The DC voltage output is 0~350V continuous adjustable, output capacity:960VA.The DC curre

  Company News July 12, 2021
• Five Sets Electrical Testing Equipment ready for shipment

  At the beginning of February, we completed the production of 5 sets equipment. Which includes GDGS Transformer Tan Delta Tester,GDRZ-902 Transformer SFRA,GDGK-307 Circuit Breaker Analyzer,GDBR-P Transformer On Load and No Load Tester and GD-II Metal Oxide Surge Arrester MOA Tester. With the end of t

  Company News February 20, 2021
• GDZC-20A Transformer Winding Resistance Tester ready for shipment

  At the beginning of August, we received an inquiry from a customer in Ecuador for a transformer winding resistance tester.

  Company News October 11, 2021