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Dear Client
Thank you for Purchasing our HTZZ-S10A Transformer DC
Winding Resistance Tester. Please read the manual in detail prior
to first use, which will help you use the equipment skillfully.
company's products continually, so there may be
slight differences between your purchase equipment
and its instruction manual. You can find the changes
in the appendix. Sorry for the inconvenience. If you have further
questions, welcome to contact with our service department.
may bring voltage, when you plug/draw the test wire or
power outlet, they will cause electric spark. PLEASE
CAUTION RISK OF ELECTRICAL SHOCK!
Company Address:
T4，No. 41, High-tech 2 Road，East Lake High-tech Development Zone，
Wuhan
Sales Hotline: 86-27- 87457960
After Service Hotline: 86-27- 87459656
Fax: 86-27- 87803129
E-mail: qiao@hvtest.cc
Website: www.hvtest.cc
Our aim is to improve and perfect the
The input/output terminals and the test column
1
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Related Manuals for HVTest HTZZ-S10A
Summary of Contents for HVTest HTZZ-S10A
- Page 1 Dear Client Thank you for Purchasing our HTZZ-S10A Transformer DC Winding Resistance Tester. Please read the manual in detail prior to first use, which will help you use the equipment skillfully. Our aim is to improve and perfect the company's products continually, so there may be slight differences between your purchase equipment and its instruction manual.
- Page 2 SERIOUS COMMITMENT All products of our company carry one year limited warranty from the date of shipment. If any such product proves defective during this warranty period we will maintain it for free. Meanwhile we implement lifetime service. Except otherwise agreed by contract.
- Page 3 ground pole of the shell must be grounded. To prevent electric shock, the grounding conductor must be connected to the ground. Make sure the product has been grounded correctly before connecting with the input/output port. Pay Attention to the Ratings of All Terminals To prevent the fire hazard or electric shock, please be care of all ratings and labels/marks of this product.
- Page 4 －Security Terms Warning: indicates that death or severe personal injury may result if proper precautions are not taken Caution: indicates that property damage may result if proper precautions are not taken.
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Page 5: Table Of Contents
Contents I. General....................6 II. Performance Index................7 III. Panel Description................7 IV. Testing and Operating Method............. 9 V. Precautions..................14 VI. Troubleshooting................15 VII. Transportation and Storage............15 VIII. Unpacking and Inspection............16 IX. Others....................16... -
Page 6: General
Thank you very much for selecting our products! For your better use of this instrument, you are kindly requested to read this manual carefully before you use it, so as to understand its major performances and operation method. Caution: ① It is not allowed to remove the wiring and directly switch off the power supply during the measurement. -
Page 7: Performance Index
Besides, it is provided with panel type printer and large-capacity non-volatile memory, so the measurement results can be stored and printed out easily. With good stability in data testing, speediness and perfect repeatability, it is the best choice for the on-site measurement of DC resistance of transformer. II. - Page 8 ① Ia Ib Ic: The dc current output. In case of single phase or two-phase measurement, Ia and Ib are current output. ② Ua Ub Uc Uo: The input of measuring voltage. In case of single-phase measurement, Ua and Ub are voltage input. In case of two-phase measurement, Ua and Ub are the voltage input of the first channel;...
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Page 9: Testing And Operating Method
: Contrast regulation of LCD Power socket: the power input of the complete unit, with built-in fuse tube. The fuse tube is 10A/250V. Earthing pole: The earthing pole on the enclosure of the complete unit. Make sure that it is reliably grounded during measurement. IV. - Page 10 measuring current is selected, press “Measure” key-press to start the test. Single-phase measurement: The wiring method is shown in the figure below (Taking the measurement as of R an example): After the winding under test is wired and the suitable measuring current is selected, press the “Measure”...
- Page 11 the next interface. 2 0 0 7 . 0 1 . 0 1 mΩ 3 5 1 . 2 Store Print Re-test Current tap: 0 1 Exit 1 4 : 0 2 : 5 1 Now, the dc resistance tester starts to display the resistance value of the winding under test and such value gradually becomes stable.
- Page 12 connection with neutral lead. For the windings of yn connection, since difference exists between the three-phase and single-phase measurement results due to the effect of copper bus connected, single-phase measurement is recommended. The three-phase wiring is shown in the figure below: Yellow Green Black...
- Page 13 value. At this time, press “Exit” key-press to return and re-select the current and retry. When the set value is reached, it becomes constant. Then, enter into the next interface. 2 0 0 7 . 0 1 . 0 1 mΩ...
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Page 14: Precautions
imbalance rate of each phase will change gradually until they become stable. You may also press “Re-test” button to quickly refresh the data. Repeat the above-mentioned procedure until all the tapping tests are completed. Upon the completion of the measurement, press the “Exit” key to end the measurement. -
Page 15: Troubleshooting
VI. Troubleshooting Fault phenomenon Cause analysis Solution Remarks 1) The power supply Switch on the Replace with the is not switched on. power supply fuse tube of the same model. Do 2) The 10A fuse There is no display not substitute it tube of the after switching on. -
Page 16: Unpacking And Inspection
VIII. Unpacking and Inspection ■ Precautions for unpacking Before unpacking, make sure that the arrow on the package of the equipment is upward. When unpacking, do not knock it by force, otherwise the equipment will be damaged. Unpack and take out the equipment. To protection the environment, keep the equipment package and damping materials so that you can use them for future transportation and storage.
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