Baijian Testing is a third-party testing agency that provides enterprises with relevant CNAS, CMA, CAL and other qualification certification testing reports. We always take the enterprise as the first and customer as the center, carry out testing work under strict procedures, provide customers with product testing and quality control solutions, and wholeheartedly provide scientific and scientific inspection, research and development analysis services for our customers

Display style: Electronic version

Testing cycle: 3-15 working days (can be expedited)

Report qualifications: CNAS, CMA, CAL, etc.

Testing items:

Primary lightning impulse withstand voltage test, outdoor three-phase combination transformer wet test, sealing performance test at ambient temperature, excitation characteristic measurement of voltage transformer, terminal marking inspection, power frequency withstand voltage test between winding sections, power frequency withstand voltage test of primary winding, power frequency withstand voltage test of secondary winding, outdoor transformer wet test, temperature rise test, current transformer turn to turn overvoltage test, terminal marking test.

Insulation oil performance test, insulation resistance measurement, error determination, partial parameters, lightning impulse withstand voltage test, all items, accuracy test, inter winding power frequency withstand voltage test, current transformer short-term current test, voltage transformer short-circuit withstand capacity test, capacitance and dielectric loss factor measurement, partial discharge measurement, primary end power frequency withstand voltage test, secondary end power frequency withstand voltage test

Detection standards:

1. JB/T 10432-20164.13.4 Insulation resistance measurement

2. JB/T 10432-2004 three-phase combination transformer JB/T 10432-2004

3 JB/T 10432-2016 Transformers Part 4: Supplementary Technical Requirements for Combination Transformers JB/T 10432-2016

4. JB/T 10432-20167.3.4 Power Frequency Withstand Voltage Test between Winding Sections

5. JB/T 10432-20167.2.2 Transformers Part 4: Supplementary Technical Requirements for Combination Transformers

6. JB/T 10432-20167.3.1 Power Frequency Withstand Voltage Test for Primary Windings

7. JB/T 10432-20167.2.3 Lightning Impulse Withstand Voltage Test

8. JB/T 10432-20167.3.1 Terminal marking test

9. JB/T 10432-20167.3.5 secondary winding power frequency withstand voltage test

10. JB/T 10432-20167.5 accuracy test

11. JB/T 10432-2016 three-phase combination transformer 7.3.1

12. JB/T 10432-2004 three-phase combination transformer 4.12.7

13. JB/T10432-2016 three-phase combination transformer 7.2.3

14. JB/T 10432-20164.13.2 insulation oil performance test

Inspection and detection characteristics:

1. Full coverage of the testing industry to meet different testing needs 2. Fully cover the laboratory and allocate localized testing nearby

3. Engineer one-on-one service to make testing more accurate

4. Free initial inspection, no testing fee charged for initial inspection

5. Self service ordering and express delivery for free on-site sampling 6. Short cycle, low cost, and thoughtful service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative, effective, and universally applicable domestically