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HVTest HTFZ-HI, Manual

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Summary of Contents for HTFZ-HI

Page 1: ...nual You can find the changes in the appendix Sorry for the inconvenience If you have further questions welcome to contact with our service department The input output terminals and the test column 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 De...

Page 2: ...er relevant subassembly to damage In order to avoid possible danger this product can only be used within the prescribed scope Only qualified technician can carry out maintenance or repair work To avoid fire and personal injury Use Proper Power Cord Only use the power wire supplied by the product or meet the specification of this produce Connect and Disconnect Correctly When the test wire is connec...

Page 3: ...quire information about the ratings Do Not Operate without Covers Do not operate this product when covers or panels removed Use Proper Fuse Only use the fuse with type and rating specified for the product Avoid Touching Bare Circuit and Charged Metal Do not touch the bare connection points and parts of energized equipment Do Not Operate with Suspicious Failures If you encounter operating failure d...

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 ...

Page 5: ...5 Contents I Technique Parameters 6 II Panel diagram 6 III Impulse test 7 IV Ammeter calibration 9 V Notes 10 V Packing List 10 ...

Page 6: ... online monitor calibrator is an instrument with both impact test and ammeter calibration functions Parameters Input voltage AC220V 10 50Hz DC12V Impulse voltage 0 1600V Precision 2 5V Customized higher voltages as required Impulse current 100A 8 20μS square wave Calibration current 0 10mA 2 3 words Instrument power consumption 30VA Diemension 320 240 150mm3 II Panel diagram 输出 output 电压 Voltage 冲...

Page 7: ...harge to the inductance coil L of magnetic counter let it rotate a division and record one time Changing the resistance values of R1 and R2 the counter will have different sensitivity Generally the minimum action current is 100A 8 20μs impact current Because there is some voltage drop on R1 and these will increase residual voltage of arrester the instrument is mainly used for HV arresters above 40...

Page 8: ...so the regulations require that this device should be checked one a year The two methods of on site inspection counter action are capacitor release current method DC AC and standard impulse current method Research indicates that standard impulse current method is more reliable the principle circuit diagram is shown in Figure 2 Let 8 20 μ s 100A impulse current waves generated by impulse current ge...

Page 9: ...er light glows wait the voltage exceeds 600V you can start test Rated voltage of instrument is 1600V higher voltage can also be customized according to user s requirements 4 Press Test key output voltage will immediately drop at this time you can observe the action of counter 5 For multiple tests please wait output voltage exceeds 600V then press Test key and observe the action of counter 6 After ...

Page 10: ...tion compare the accuracy of large scale and then adjust the current to within 2mA for accurate verification to determine the reliability of the sample V Notes 1 Removing wiring if the input voltage has not returned to zero the operator can not touch the non insulated part of test leads to avoid injury 2 The tested target cannot bring voltage 3 If DC power has run down please charge up the battery...

Page 11: ...11 1 Instrument host 2 Power cord 3 Test Wire 4 Grounding wire 5 The instruction manual 1 1 2 1 1 6 Certificate 1 ...

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