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HT-2800P 

 

Dielectric Withstand Tester 

0-2800 Volts DC Output

 

 

Instruction Manual 

 

 

COMPLIANCE WEST

USA

 

Summary of Contents for HT-2800P

Page 1: ...HT 2800P Dielectric Withstand Tester 0 2800 Volts DC Output Instruction Manual COMPLIANCE WESTUSA ...

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Page 3: ... logic controlled circuit design and ergonomic front panel and represents the latest in high voltage production line testing To fully appreciate all the features of your new meter we suggest that you take a few moments to review this manual If the need arises please don t hesitate to call on us Thank you for your trust and confidence Rev 5 3 October 2009 ...

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Page 5: ...eatures 11 Initial Checkout Procedure 16 Setting up the HT 2800P for Production Line Testing 17 Factory Settings 17 Display of Leakage Limit and Duration settings 17 Adjustment of the Leakage Current Level 18 Adjustment of the High Voltage Ramp Time 18 Adjustment of the High Voltage Level 18 Adjustment of the High Voltage Test Duration 19 Setting the Ground Check Switch 19 Operating Techniques 19 ...

Page 6: ...e aware that high voltage is adept and creative at completing a path to ground Instructions should include a warning against any metal jewelry Operators should not allow others in the testing area especially when tests are being conducted Organization is to be stressed The operator should keep the area free of unused leads and equipment Testing Area The area used for conducting the dielectric with...

Page 7: ...ation between the operator and the test being conducted The HT 2800P is designed to bleed the high voltage away after the test has concluded In order to ensure that any voltage present in the equipment being tested has been completely bled away the operator should not unplug the equipment under test from the HT 2800P until the front panel meter reads zero volts Using the HT 2800P Dielectric Withst...

Page 8: ... be lit continuously during the test When testing with the Ground Check switch in the Off position the operator must ensure that the Test Return Lead is properly connected to exposed dead metal of the equipment being tested for safety and to ensure that the HT 2800P properly reports all failures Leakage Test The HT 2800P leakage test uses a separate low frequency circuit to check for excessive lea...

Page 9: ...test checks for insulation system breakdowns between the primary and ground circuits The HT 2800P uses a separate high frequency transformer circuit to check for and detect arc breakdowns The dielectric withstand test is conducted by shorting the line and neutral conductors of the power supply cord and applying high voltage between them and the exposed dead metal of the chassis of the equipment be...

Page 10: ...until the voltage has discharged to a safe level to protect the operator and also to ensure that there is no energy stored in the tested equipment Testing Equipment with non Standard Plugs or Pigtail Operation The front panel of the HT 2800P is provided with a NEMA Type 5 15R receptacle suitable for testing cord equipped single phase products designed for use on a 15 amp branch circuit in North Am...

Page 11: ...by a resistor bank in the HT 2800P The voltage discharge progress is shown by the front panel meter Failure modes are shown by the front panel LED s for quick troubleshooting Convenience and testing features include Test results are determined quickly without operator intervention Operator instructions are printed on the rear panel for quick reference The HT 2800P allows custom setups for voltage ...

Page 12: ...AL Operating Temperature 15 40 C Relative Humidity Range 0 90 non condensing GENERAL Input power requirements See rear panel for input voltage and fuse ratings Weight 10 lbs SAFETY AGENCY TOPICS Transformer Output 500VA Visual Indication of Voltage Output Provided by front panel meter directly connected to high voltage output Failure Indication Audible provided by internal buzzer Visual provided b...

Page 13: ...s of the container Remove the tester from its container and place it on a test bench AC Line Voltage Requirements AC line voltage requirements for your Tester are noted on the rear panel of the instrument Do not connect the instrument to a different voltage source Fuse Replacement There is a user replaceable fuse F1 located on the rear panel of the instrument It is located behind a door in the Pow...

Page 14: ...11 Figure 2 Controls Indicators Connectors Model HT 2800P Front Panel ...

Page 15: ... primary circuit and ground is higher than the preset value the red Excess Leakage LED will light the internal buzzer will sound and the test will be terminated 5 Full Voltage LED If full voltage is successfully reached the green Full Voltage LED will light and the high voltage duration timer starts 6 Hipot Fail LED Indicates failure of high voltage test If arcing or a flashover of the insulation ...

Page 16: ...13 Figure 3 Controls Indicators Connectors Model HT 2800P Rear Panel ...

Page 17: ...ment of the High Voltage Ramp Time for this procedure 4 Test Time Adjustment Used to adjust high voltage test duration See Adjustment of the High Voltage Test Duration section for this procedure 5 Leakage Limit Adjustment Used to adjust the trip level for the excessive leakage current test See Adjustment of the Leakage Current Level section for this procedure 6 Voltage Adjust Used to adjust the Hi...

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Page 19: ... are disconnected from the HT 2800P 9 Push the red RESET button then the yellow TEST button 10 The tester should sound the buzzer The red Ground Open and red RESET LED s should be lit 11 Plug the supplied return test lead into the RETURN receptacle on the front panel 12 Connect the banana plug end of the extra test lead from above into the grounding jack of the orange DEVICE receptacle The groundi...

Page 20: ...may light and in some instances the Ground OK LED may extinguish Passage of these tests indicates that the HT 2800P is functioning properly and that it is safe to use If the results of the performance test are not in accordance with the above service is required Remove the HT 2800P from service and contact Compliance West USA Inc for servicing information Setting up the HT 2800P for Production Lin...

Page 21: ... the HT 2800P to a correctly rated source of supply and turn the power switch to the I or ON position Push the RESET button The yellow TEST indicator should light indicating that the HT 2800P is ready to test 3 Make sure there are no test leads connected to the HT 2800P Push the TEST button 4 When the TEST button is pressed the voltage will ramp and hold Adjust the Ramp Time control on the rear pa...

Page 22: ...be pulled away with a slight tug It may be reinserted for future adjustments 5 Check the position of the Ground Check switch before conducting testing Setting the Ground Check Switch This switch controls whether the Ground Test is conducted between the chassis and the power supply cord grounding pin of the unit being tested The safety agencies require that this test be conducted on all equipment u...

Page 23: ...r using the cables supplied with the HTT 1 3 Set all three switches on the HTT 1 to PASS 4 Run a test with the HT 2800P and verify passing result on the HT 2800P 5 Set the Ground switch on the HTT 1 to FAIL set both other switches to PASS 6 Run a test with the HT 2800P and verify Ground Open failure on the HT 2800P 7 Set Leakage switch on the HTT 1 to FAIL set both other switches to PASS 8 Run a t...

Page 24: ... insulation system between primary voltage and ground is detected the red Hipot Fail LED will light the buzzer will sound and the test will terminate If no breakdown is detected the high voltage will be bled off the green Hipot Pass LED will light and the red RESET switch will light 7 For safety the operator should not disconnect the cords until the Hipot Pass LED is lit and the reading on the fro...

Page 25: ...Assistance Phone 800 748 6224 Technical Assistance is available from Compliance West USA between the hours of 8 30 AM and 4 30 PM Pacific Time Compliance West USA 2120 Jimmy Durante Blvd Suite 118 Del Mar CA 92014 Phone 858 481 6454 FAX 858 481 8527 ...

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Page 27: ...and a lead with a banana plug on one end are required to conduct the performance test The test equipment required for the calibration procedure is a DMM able to read true rms 0 2800 Vdc 1 and a 3 ohm 1 4 w 1 resistor Service Information The HT 2800P is warranted to the original purchaser for a period of 1 year This warranty does not cover problems due to misuse or neglect Malfunctions which occur ...

Page 28: ...n the front panel and case with a mild solution of detergent and a damp sponge Clean dust from the PWB with clean dry low pressure 20 psi Calibration Procedure The Calibration Procedure should be performed annually and any time your instrument has been repaired The calibration procedure consists of two parts 1 The Voltage Calibration adjustment calibrates the voltage output to agree with the meter...

Page 29: ...special calibration point is desired change the value of the 3 ohm resistor used in the following procedure to the desired value of the Pass Fail point 1 Perform the voltage calibration adjustment procedure above 2 Remove all test leads from the HT 2800P 3 Connect the banana plug end of one lead to the RETURN jack and the alligator clip end to the 3 ohm resistor 4 Connect the banana plug end of th...

Page 30: ...ayed on the front panel meter 11 Turn the Voltage Adjust on the rear panel to minimum counterclockwise Press the Test button and 500 will be displayed on the front panel meter Be careful as the HT 2800P will be putting out voltage at this point 12 Turn the Voltage Adjust on the rear panel clockwise until the output on the DMM equals 500 volts DC and press the Test button The display will now displ...

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