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HZJZ-200V

Transformer Ratio Standard

Tester

Huazheng Electric Manufacturing (Baoding) Co., Ltd

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Summary of Contents for HZJZ-200V

Page 1: ...HZJZ 200V Transformer Ratio Standard Tester Huazheng Electric Manufacturing Baoding Co Ltd ...

Page 2: ...anual 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 instrument If you are satisfied with this instrument please tell your colleagues if you are not satisfied with this instrument please call 0312 6775656 to tell you to serve you at all times Baoding Hua...

Page 3: ...Contents I Overview 1 II Technical parameters 1 III Working principle 1 IV Operating instructions 2 V Precautions for use 4 VI After sales service 5 ...

Page 4: ...nce and low output impedance which provides important performance for accurate electrical measurement It is widely used in various measurement lines and devices such as electric power detection oil field railway school mine energy and so on II Technical parameters 1 Environmental conditions Temperature 20 5 Relative humidity 80 Altitude 1000M Interfere No strong electromagnetic field interference ...

Page 5: ... disk induction voltage divider is shown on the following pageIt can be seen from the figure that the multi disk inductive voltage divider is composed of multiple two stage inductive voltage dividers in parallel The 1 10 section of the previous stage proportional winding connects a section of voltage to both ends of the next stage proportional winding through the double pole switch forcing the nex...

Page 6: ...tage divider to calibrate the voltage transformer connect the line according to the above figure Generally the standard error of the inductive voltage divider relative to the accuracy of the tested voltage transformer can be ignored The indication value of the tested voltage transformer can be directly read out from the voltage transformer calibrator and the error of the tested transformer can be ...

Page 7: ...btain the in phase component value with high accuracy and the residual orthogonal component will be very small V Precautions for use 1 The grounding of the instrument and the cabinet shall be reliable 2 When in use do not switch the range under full voltage at least lower than 100V and then switch 3 If the output voltage error is found to be too large check whether the wiring is correct whether th...

Page 8: ...ng after sales services 1 Within three months from the date of sale of the instrument if there are quality problems our company will replace the new instrument free of charge but the user cannot dismantle the machine by himself 2 Any quality problem of the instrument within one year shall be repaired by our company free of charge 3 If the instrument has been used for more than one year our company...

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