Compliance West HT-20KVPac Instruction Manual Download Page 1 | Manualshive

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Dielectric Withstand Tester

Model

HT-20KVPac

0 - 20,000 Volts AC Output

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Summary of Contents for HT-20KVPac

Page 1: ...Dielectric Withstand Tester Model HT 20KVPac 0 20 000 Volts AC Output ...

Page 2: ...i ...

Page 3: ... ergonomic front panel and represents the latest in high voltage laboratory testing To fully appreciate all the features of your new meter we suggest that you take a few moments to review this manual Compliance West USA stands by your instrument with a full one year warranty If the need arises please don t hesitate to call on us Thank you for your trust and confidence Rev 3 0 December 2016 ...

Page 4: ...iii ...

Page 5: ... Factory Settings 10 Display of Leakage Limit and Duration Settings 10 Leakage Current Level Adjust 10 Ramp Time Adjust 10 Voltage Adjust 11 High Voltage Test Time Adjust 11 Setting the Voltage Ramp Switch 11 Setting the Test Timer Switch 11 Setting the Failure Shutdown Switch 12 Operating Techniques 12 Testing Products 12 Test Results 13 Maintenance and Calibration 16 Service Information 16 Clean...

Page 6: ...h to DEFEAT position 5 Turn the Voltage Adjust knob fully counterclockwise to set output voltage to minimum 6 Push the RESET Button 7 Push and hold the TEST Button The output voltage is present only while the TEST Button is pressed when the Test Timer Switch is set to the DEFEAT position 8 Set the desired voltage level using the Voltage Adjust knob 9 Release the TEST button output voltage will dro...

Page 7: ...pecific leakage current level pass fail requirement at this time for most equipment However higher than normal leakage current on a particular sample may indicate an assembly and or a component problem in the circuit The leakage current is also monitored by the HT 20KVPac to ensure that excessive leakage does not keep the tester from developing full voltage required for the high voltage test The H...

Page 8: ...pot Fail indicator lights a breakdown arc has been detected High Voltage Discharge The HT 20KVPac has an internal circuit designed to remove the high voltage after completion of the dielectric withstand test The HT 20KVPac should remain connected to the circuit until the front panel meter shows that the output voltage has dropped to a safe level ...

Page 9: ...must be armed by pressing the red RESET button The test will not begin until the blue TEST Button is pushed If a failure is encountered the high voltage is immediately shut down a buzzer sounds and the voltage discharge progress is shown by the front panel meter Failure modes are shown by the front panel LED s Convenience and testing features include Voltage ramp test time and leakage limit are se...

Page 10: ...cle 100 Test adjustments Front Panel Ramp Time Test Time Leakage Limit Voltage Adjustment Ramp ON DEFEAT Timer ON DEFEAT Hipot ON DEFEAT ENVIRONMENTAL Operating Temperature 15 40 C Relative Humidity Range 0 90 non condensing GENERAL Input power requirements 120 volts 50 60 Hz 2A max Weight 42 lbs packaging 10lbs SAFETY AGENCY TOPICS Transformer Output 500VA Visual Indication of Voltage Output Prov...

Page 11: ...4 1 Shipment Cables Connectors Use the original shipping container for subsequent shipping If the original shipping container is not available be sure that adequate protection is provided to prevent damage during shipment AC Line Voltage Requirements and Fuse Replacement Connect the HT 20KVPac only to the voltage source indicated on the rear panel There is a user replaceable fuse located on the fr...

Page 12: ...7 Figure 4 1 Front Panel Controls Indicators and Connectors ...

Page 13: ...tails see Ramp Time Adjust For no delay DEFEAT Ramp Time Switch Item 3 7 RESET Button When lit indicates that the HT 20KVPac is unarmed When the RESET button is pressed the TEST switch is lit PRESSING THE RESET BUTTON AT ANY TIME IMMEDIATELY STOPS TESTING 8 TEST Button When lit indicates the HT 20KVPac is ready to test press to begin testing 9 VOLTAGE METER Connected to the output Reads actual out...

Page 14: ...ss Leakage Indicator and RESET button indicators should be lit If a spark occurred the Hipot Fail indicator will also be lit 11 Leaving the red and black leads connected together disconnect the red lead from the HT 20KVPac 12 Enable the voltage output by pressing the RESET button then the TEST button When the full voltage indicator lights adjust the Voltage knob so the output is approx 2500 volts ...

Page 15: ... Duration and Leakage Limit current settings hold down the RESET button for 2 seconds The meter will display L with the Leakage Limit value in mA Hold down the RESET button again for 2 seconds and the meter will display d with the Test Duration set time in seconds Leakage Current Level Adjust 1 Connect the HT 20KVPac to a correctly rated source of supply and turn ON the tester 2 Push the RESET but...

Page 16: ...ngth of time the HT 20KVPac will conduct the high voltage test The test time is specified by the safety agencies and is tied to the test voltage Most safety agencies will allow a much shorter test usually 1 second vs 1 minute if the voltage is increased by 20 The factory set is for 1 second Consult the safety agencies on the test time for the type of equipment being tested If a different test time...

Page 17: ...T button WARNING Testing with the Shutdown Limit switch in the DEFEAT position is extremely hazardous The HT 20KVPac can generate lethal levels of voltage and current Therefore care should be taken in examining the equipment being tested to locate areas of failure while the HT 20KVPac is operating Operating Techniques The following paragraphs describe how to operate the HT 20KVPac Dielectric Withs...

Page 18: ...e high voltage test will continue only while the TEST button is pressed 9 If an insulation system breakdown is detected and The Shutdown Limit switch is ON the Hipot Fail indicator will light the buzzer will sound the voltage will be removed The Shutdown Limit switch is set to DEFEAT and the requirements of Table 4 3 are met the Hipot Fail indicator will light and the test will continue as long as...

Page 19: ...able leakage current level see Adjustment of the Leakage Current Shutdown point If the Shutdown Limit level is at its highest setting and failures continue a DC hipot tester may be required 2 Ramp Time May be set too fast A very fast ramp time may allow input capacitors to act as short circuits triggering a Leakage Current Fail light and terminating the test Consider to have a slower Ramp Time by ...

Page 20: ...m one second Test will stop automatically on all leakage or breakdown failures For safety we recommend that you begin testing with the front panel voltage knob set at minimum ON ON DEFEAT Buzzer will turn sound It will not allow to test until all the switches are in defeat DEFEAT ON DEFEAT Buzzer will turn sound It will not allow to test until all the switches are in defeat ON DEFEAT DEFEAT Buzzer...

Page 21: ...d for all in warranty repairs The manufacturer is also available for calibration and or repair of instruments that are beyond their warranty period Contact the manufacturer for a cost quotation Ship the instrument and your remittance according to the instructions given by the manufacturer Cleaning CAUTION Do not use aromatic hydrocarbons or chlorinated solvents for cleaning These solutions will re...

Page 22: ...ile Sure is displayed on the screen you can 6 1 Press Reset to exit out of the Calibration Mode and keep all of the currently programmed calibration settings or 6 2 Press Test to enter the Calibration Mode and create new calibration settings Be sure you want to enter the Calibration Mode as this will change the laboratory number so it will show the calibration was not performed by Compliance West ...

Page 23: ...voltage number will be displayed on the front panel meter 16 00 for AC Be careful as the HT 20KVPac will be putting out voltage at this point 6 Turn the Voltage Adjust on the front panel clockwise until the output on the external voltage meter equals the number showed on the front meter of the HT 20KVPac unit then press the Test button to record the new top calibration voltage point in the interna...

Page 24: ... 7 If one value is out of the specified tolerances the HT 20KVPac unit needs a leakage current re calibration Follow the Leakage Current Re Calibration procedure Figure 5 2 Current Measurement with 100 W High Voltage Resistor Leakage Current Re Calibration 1 Turn Off the HT 20KVPac unit 2 Connect the output of the HT 20KVPac through a 100 watt high voltage load resistor 60k in series with an exter...

Page 25: ...ge Adjust on the front panel to minimum Press the Test button and a leakage number will be displayed on the front panel meter 1 0 Be careful as the HT 20KVPac will be putting out voltage at this point 9 Slowly turn the Voltage Adjust on the front panel clockwise until the current flowing on the external current meter mA scale equals the number showed on the front meter of the HT 20KVPac unit then ...

Page 26: ...nce West USA is available Phone 800 748 6224 Hours 8 30 AM 4 30 PM Pacific Time Also available on our web site at www compwest com Contact Compliance West USA 650 Gateway Center Way Suite D San Diego CA 92102 United States of America Phone 619 878 9696 FAX 619 794 0404 ...

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