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HZ-ZKD

Vacuum switch vacuum tester

User Manual

Huazheng Electric Manufacturing (Baoding) Co., Ltd

Summary of Contents for HZ-ZKD

Page 1: ...HZ ZKD Vacuum switch vacuum tester User Manual Huazheng Electric Manufacturing Baoding Co Ltd...

Page 2: ...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 instrum...

Page 3: ...ntents I Overview II Key Function And Feature III Major Technical Indicators IV Operational Approach V Precautions VI Maintenance VII Oil Cup Cleaning Method and Common Fault Clearances IX Packing Lis...

Page 4: ...grid voltage matches the power supply voltage of the machine AC 220 10 50 60HZ 7 Please be careful not to use the machine under thunderstorm conditions 8 Please do not damage the cables that come wit...

Page 5: ...vacuum degree in the vacuum interrupter has a very accurate correspondence with the amount of ionized charge The peak value of ionization current is only indirectly related to probability Therefore o...

Page 6: ...errupter of the order of 10E 4Pa We adopt the method of secondary starting high voltage deducting the leakage current and guarantee the vacuum measurement accuracy of the vacuum interrupter whether in...

Page 7: ...ollide with residual gas molecules to ionize The ion current generated is approximately proportional to the residual gas density that is the degree of vacuum For vacuum tubes with different diameters...

Page 8: ...put the magnetron current required for the test to accelerate the electron flow to reduce the influence of various external factors on the measurement accuracy 3 High voltage output terminal used to o...

Page 9: ...rint key After the measurement is over print out the measured data The print button light is on and effective Check key If there is no alternative parameter you can use the check key This can directly...

Page 10: ...the on position and the word P appears in the first digit of the digital display After verification step 3 2 is normal the instrument is operating normally and it can be started after 5 minutes of wa...

Page 11: ...ubble tube type into the tube type of the instrument display window If the tube type to be measured is not indicated in the manual the diameter outer diameter of the vacuum bubble can be measured on s...

Page 12: ...ean because the surface is dirty which may cause the leakage current to change value greater than the ionization current value In this way the measured value after subtracting the leakage current is l...

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