Tech Blogs

• Knowing these points and you will become a power transformer expert2022-07-15
• What is the difference between series resonance tester and test (hipot)transform2022-07-14
• Why must PT never be short-circuited and CT never be open-circuited?2022-07-12
• The difference between the test methods of insulation resistance tester and grou2022-07-11
• Precautions and Processing of Transformer Oil dielectric Loss Exceeding Standard2022-07-07
• Analysis of Three-phase Unbalance in DC Resistance Test2022-07-05
• Why Does Excessive Contact Resistance Occur In Electrical Secondary Circuits?2022-07-02
• What's the Causes of Transformer Oil dielectric Loss Exceeding the Standard?2022-07-01
• Three methods of measuring partial discharge in GIS cabinet2022-06-28
• Anti-interference measures in partial discharge testing2022-06-24
• What is the significance of measuring DC Winding Resistance?2022-06-23
• How Temperature and Humidity Affect Insulation Resistance, Leakage Current and D2022-06-22
• What is Transformer No-load and Load Testing and How to Test Them?2022-06-18
• Composition and importance of contact resistance of HV switches2022-06-17
• What Causes High Contact Resistance Readings During Testing and How to Resolve T2022-06-16
• What are the common technical parameters of power transformers?2022-06-15
• What is the difference among insulation resistance, DC resistance, grounding res2022-06-14
• How to judge transformer fault by transformer oil?2022-06-13
• What Roles Do Transformers, Breakers, and Relays and other Equipments Play in Su2022-06-09
• How to select the DC resistance tester with appropriate current through calculat2022-06-09