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HZ-600A

Sweep Frequency Response

Analyzer

User Manual

Huazheng Electric Manufacturing (Baoding) Co., Ltd

Summary of Contents for HZ-600A

Page 1: ...HZ 600A Sweep Frequency Response Analyzer User Manual Huazheng Electric Manufacturing Baoding Co Ltd...

Page 2: ...ual and operate and maintain the instrument according to the manual to prolong its service life Just a light press the test will be completed automatically is the operating characteristics of this ins...

Page 3: ...II Main Technical index 3 IV Method of operation 3 V Tester Maintenance 13 VI Precautions 13 VII Ordering and Service 15 VIII Packing list 15 Appendix 1 The relationship between the correlation coeffi...

Page 4: ...gs such as distortion swell or displacement of 6kV and above transformer are measured by detecting amplitude frequency response characteristics of each winding not requiring lifting of transformer enc...

Page 5: ...Technical index 1 Measuring speed 1 min 2 min for single phase winding 2 Output voltage Vpp 25V adjusting automatically in test 3 Output impedance 50 4 Input impedance 1M the response channel is buil...

Page 6: ...ained in the operation instructions for which please refer to relevant computer books 3 Test Wiring 3 1Panel Introduction Panel of the Sweep Frequency Response Analyzer is as shown in Figure 1 Figure...

Page 7: ...nput impedance of frequency sweep signal is connected to neutral point O and output impedance to A B and C respectively For the measuring method interference signal received by non measured phase is a...

Page 8: ...e circuit in parallel in interior connection wiring mode have some effect over the testing process However it is believed that their effect over the non measured coil is negligible when attenuation is...

Page 9: ...click the small icon at the top left corner of the screen to switch to the desktop Please do not click the icon in the process of test The software main interface consists of 7 parts A Test Curve Disp...

Page 10: ...nection and restart of software D Test Parameter Setting Area Area D displays parameter setting window that is used for setting of test parameters including winding wiring method category Tap position...

Page 11: ...ftware Log in Double click the icon of Sweep Frequency Response Analyzer on the desktop The system will flash through the welcome interface and then enter the test interface The system will have follo...

Page 12: ...ng parameters including start frequency sweeping mode and sweeping point number To adjust click the parameter label in area A to switch automatically the label automatically turns green when the mouse...

Page 13: ...c adjustment Change of sweeping parameters is applicable to single test with measuring result requirement or for the sake of research generally not requiring adjustment Test You may start data measure...

Page 14: ...group and 7 9 as a group and correlation analysis of each group of curves is performed inside the respective group Once is clicked report display window will pop up at the left side that displays con...

Page 15: ...u cannot get correct analysis result When analysis is clicked after selection of curve the report display window will pop up at the left side All other operations are the same as operations described...

Page 16: ...especially for the transformer connected with enclosed busbar Correctly record positions of tap switches before test and put tap switches of the tested transformer at the first tap as far as possible...

Page 17: ...fetime maintenance and technical services for the products 7 3 Please contact us immediately upon discovery of any abnormality in the tester We will provide the most convenient solution for you DO NOT...

Page 18: ...winding deformation is shown in the following table Table A 1 The relationship between correlation coefficient and transformer winding deformation for reference only Deformation degree of winding Cor...

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