METREL MI 3321 MultiservicerXA Instruction Manual Download Page 152

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MI 3321 MultiservicerXA

Switchgear testing operating mode

152

Test circuits for insulation resistance measurement

Measurement of insulation resistance

Insulation resistance measurement



Select the

Insulation

single test.



Set test

parameters.



Connect

test leads to LN and PE terminals on the instrument.



Connect

the LN test lead to the (temporarily connected) L and N terminals of the

switchboard.



Connect

the PE test lead to a PE terminal of the switchboard.



Press the

START

key for the measurement.



Press

SAVE

(F4) key for storing the result (optional).

Summary of Contents for MI 3321 MultiservicerXA

Page 1: ...MultiservicerXA MI 3321 Instruction Manual Ver 5 3 6 Code no 20 751 513...

Page 2: ...on note ver 5 3 5 relates to HW 5 version with floating HV and additional voltage detection on PE of installation part Mark on your equipment certifies that it meets requirements of all subjected EU r...

Page 3: ...akage current 21 3 10 Polarity test 21 3 11 Clamp current 22 3 12 PRCD testing 22 3 13 RCD testing 22 3 13 1 General data 22 3 13 2 Contact voltage RCD Uc 23 3 13 3 Trip out time 23 3 13 4 Trip out cu...

Page 4: ...e 48 6 2 1 1 Compensation of test leads resistance 49 6 2 2 Insulation resistance 49 6 2 3 Insulation resistance S 51 6 2 4 Substitute leakage current 53 6 2 5 Substitute leakage S 55 6 2 6 Differenti...

Page 5: ...itute leakage S measurement 94 7 5 7 Differential leakage current 95 7 5 8 Touch leakage current measurement 95 7 5 9 Polarity test 95 7 5 10 TRMS current measurement using clamp current adapter 96 7...

Page 6: ...35 9 2 7 PRCD test 137 9 2 8 Discharging Time 137 9 2 9 Voltage 140 9 2 10 Functional test 143 10 Switchgear testing operating mode 145 10 1 Single tests switchgear testing menu 145 10 2 Measurements...

Page 7: ...age 171 11 1 18 Discharging time 171 11 1 19 Power 171 12 Working with results in Machine testing Switchgear testing and All tests operating mode 172 12 1 Memory organization 172 12 2 Saving single te...

Page 8: ...ts for testing safety of switchboards EN 61439 All tests Because of the large set of functions the instruments is suitable also for safety testing type testing maintenance routine testing according to...

Page 9: ...aling with hazardous voltages Do not use the instrument in supply systems with voltages higher than 300 V Use only standard or optional test accessories declared for this instrument supplied by your d...

Page 10: ...easurement and test EN 61010 2 032 Safety requirements for electrical equipment for measurement control and laboratory use Part 2 032 Particular requirements for hand held and hand manipulated current...

Page 11: ...to 1 000 V a c and 1 500 V d c Equipment for testing measuring or monitoring of protective measures Part 4 Resistance of earth connection and equipotential bonding EN 61557 6 Electrical safety in low...

Page 12: ...and RFID reader writer connector 6 PC printer connector Note The connector is also intended for connection of compatible external test adapters like A 1143 impedance adapter or A 1422 3 phase adapter...

Page 13: ...nstallation parameters like line loop impedances voltage residual current devices 3 phase sequence 18 C2 connector used as output for continuity tests in machine switchboard and All operating modes 19...

Page 14: ...d to the IT supply system Warning The instrument must be properly earthed Resistance L N too high 30 k Check fuse and switch Are you sure to proceed Y N An excessively high resistance was measured in...

Page 15: ...th testing only if all safety measures have been taken It is recommended to perform a thorough earth bond test on the PE of the DUT before proceeding with the test Measurement aborted Differential lea...

Page 16: ...being carried out Check PE connections Warning Too high voltage on PE Hazardous live voltage on TP1 PE input is present before running Voltage Line impedance Zs RCD and PRCD tests Warning Immediately...

Page 17: ...nctions is compensated Test passed Test failed Some tests in the autotest sequence were skipped but all performed tests passed 2 4 Two rated supply voltages The MultiservicerXA will operate either at...

Page 18: ...ltage 200 mA Minimum primary voltage 190 V 95 V for Isc 200 mA 2200 V winding Minimum primary voltage 180 V 90 V for Isc 200 mA 1890 V winding Test terminals Withstanding voltage HV sockets 3 2 Withst...

Page 19: ...Range Resolution Accuracy 0 00 1 99 0 01 5 of reading 3 digits Indicator only 2 0 19 9 Continuity 10 A other Range Resolution Accuracy 0 000 0 999 0 001 5 of reading 6 digits 1 00 1 99 0 01 5 of read...

Page 20: ...7 0 10 0 none Test duration s 5 10 30 60 120 none Test terminals Insulation PAT LN mains test socket LN PE mains test socket PE S Insulation S LN mains test socket LN S Insulation other LN PE 3 6 Subl...

Page 21: ...kVA 0 01 kVA 5 of reading 3 digits Test duration s 5 10 30 60 120 none Test terminals Power mains test socket 3 9 Touch leakage current Touch leakage current Range Resolution Accuracy 0 00 mA 2 50 mA...

Page 22: ...e Test terminals Clamp current Clamp inputs Temperature coefficient outside reference temperature limits is 1 of measured value per C 3 12 PRCD testing Portable RCD trip out time Range Resolution Accu...

Page 23: ...1000 500 350 500 1000 1410 n a 2000 n a n a n a n a n a n a n a not applicable AC type sine wave test current A type pulsed current B type smooth DC current Note All data marked with regarding B type...

Page 24: ...I N 0 1 I N 0 2 I N 2 2 I N B type 0 05 I N 0 1 I N Trip out time Range Resolution Accuracy 0 ms 300 ms 1 ms 3 ms Contact voltage Range Resolution Accuracy 0 0 V 19 9 V 0 1 V 0 15 of reading 10 digits...

Page 25: ...10 digits 10 0 99 9 0 1 100 1999 1 10 of reading Accuracy may be impaired in case of heavy noise on mains voltage Prospective fault current calculated value Measuring range A Resolution A Accuracy 0...

Page 26: ...digits Test terminals High precision impedance contact voltage A1143 P1 P2 C1 C2 S 3 15 Line impedance Line impedance Measuring range according to EN 61557 3 is 0 25 9 99 k Measuring range Resolution...

Page 27: ...10 ms Calculation of prospective short circuit current standard voltage value UL N 230 V 10 UL L 400 V 10 Calculation of prospective short circuit current non standard voltage value UN L N 230 V 10 U...

Page 28: ...digit Result type True r m s trms Nominal frequency range 0 Hz 14 Hz 500 Hz Nominal voltage range 10 V 550 V Test terminals VOLTAGE TP1 test socket 3 17 General data Power supply Rated supply voltage...

Page 29: ...onnector type B Insulation Communication ports to PE 600 k 5 Dimensions w h d 41 0 cm 17 5 cm 37 0 cm Weight with standard accessories 8 4 kg Reference conditions Reference temperature range 15 C 35 C...

Page 30: ...tchgear testing operating mode All tests operating mode 4 1 Help menus The measurement help menus are available in single and autotest modes They can be accessed with the key HELP before the START key...

Page 31: ...plied for testing of electrical equipment see chapter 11 GENERAL SETTINGS the menu for general settings of the instrument see chapter 4 3 ENTER Confirms selection ESC Returns to the Instrument main me...

Page 32: ...ow the user to set the date and time of the unit The following menu will be displayed Date and time menu Keys in date time menu Select the field to be changed Modify selected field SAVE F1 Confirms se...

Page 33: ...ut form when test results are printed using a serial printer Print header menu Editing print header Keys in print header menu EDIT F1 Enters edit menu for entering print header ESC Returns to General...

Page 34: ...option will allow the user to set LCD contrast The following menu will be displayed Contrast menu Keys in contrast menu Modify contrast SAVE F1 Confirms selection and returns to General settings menu...

Page 35: ...nu N Returns to General settings menu without reset 4 3 7 Communication settings In this menu the communication port and baud rate can be set for communication with PC Following menu will be displayed...

Page 36: ...User device data main menu Keys in user device data menu Select the field to be changed ENTER Confirms selection and opens menu of selected item ESC Returns to General settings menu 4 3 8 1 Users sub...

Page 37: ...llowing menu is displayed Devices submenu Keys in device menu PgUp F2 PgDown F3 Select the device ENTER Confirms selection and returns to User device data menu EDIT F1 Confirms selection and opens Dev...

Page 38: ...y and returns to User device data menu UNDO F2 ESC Discards modifications and returns to User device data menu 4 3 8 4 Locations submenu In this menu default lists of location names up to 100 can be e...

Page 39: ...is empty before first use of the instrument or after reset of the instrument by applying original settings but the instrument requires the PASSWORD HV TEST for operation with any of HV test function F...

Page 40: ...ument is already password protected then the instrument will request the old password before entering the new one twice once to confirm To disable the password protection instead of entering a new pas...

Page 41: ...st or Worst option SAVE F1 Confirms selection and returns to General settings menu UNDO F2 ESC Discards modifications and returns to General settings menu Note The last result of Voltage Power and HV...

Page 42: ...vicerXA must be connected to a Metrel A1322 or A1422 3 phase Active GT Machine adapter Plus 5 1 PAT testing main menu From the PAT testing main menu all instrument functions relevant for PAT testing c...

Page 43: ...rom the PC SW PATlinkPRO Autotest custom menu portable appliances Autotest custom menu welding machines See chapter 7 Autotest sequences for detailed description about this test mode Note 3 Phase adap...

Page 44: ...ble appliances and one for welding machines Single test menu portable appliances Single test menu welding machines See chapter 6 Single test mode for detailed description about the single test mode No...

Page 45: ...d test site names List of custom autosequences Upload of test data menu See chapter 8 5 Data upload download for detailed description about uploading downloading data from or to a PC 5 9 Setup menu In...

Page 46: ...ode 46 Instrument settings menu The following data can be controlled between tests Device number Test site Location User Device name Retest period Repairing code Comments Barcode systems See chapter 8...

Page 47: ...e or 3 phase welding machines 6 1 Performing measurements in single test mode Select Single test in PAT testing main menu by using and keys and press ENTER key to confirm The Single test menu is displ...

Page 48: ...inal PE terminal only if test current of 200 mA is set and S C1 terminal Earth bond menu Test parameters for earth bond resistance measurement OUTPUT Test current 200 mA 10 A LIMIT Maximum resistance...

Page 49: ...onnect S C1 test probe to the instrument and short it with PE pin of test socket Press the CAL F3 key for measurement If the calibration was performed successfully C is displayed Notes 5 00 is the lim...

Page 50: ...V 500 V LIMIT Minimum resistance 0 10 M 0 30 M 0 50 M 1 00 M 2 00 M 4 00 M 7 00 M 10 00 M none TIME Measuring time 5 s 10 s 30 s 60 s 120 s none Test circuits for insulation resistance measurement Mea...

Page 51: ...the current through it is also considered The DUT should be de energized before the measurement Consider any warning on the display before starting the measurement Do not touch or disconnect the DUT d...

Page 52: ...asurement of insulation resistance of accessible isolated conductive parts of fixed installed DUTs Insulation resistance S measurement procedure Select the Insulation resistance S function Set test pa...

Page 53: ...urrent Leakage currents between live conductors and accessible metal parts housing screws handles etc are checked with this test Capacitive leakage paths are included in the result too The test measur...

Page 54: ...measurement procedure Select the Substitute leakage function Set test parameters Connect device under test to the instrument see figures above For fixed equipment Disconnect mains supply of the fixed...

Page 55: ...nd isolated accessible metal parts screws handles etc are checked with this test Capacitive leakage paths are included in the result too The test measures the current flowing at a test voltage of 40 V...

Page 56: ...rameters Connect device under test to the instrument see figures above Connect S C1 probe to accessible conductive parts of the DUT For fixed equipment Disconnect mains supply of the fixed equipment C...

Page 57: ...th Because the differential method for determining leakage current is used the full and true DUT leakage current is always measured even when parallel current paths to ground exist in the DUT Differen...

Page 58: ...damage to the DUT or surrounding environment Consider any displayed warning before starting measurement The instrument automatically changes L and N polarity of connected DUT during the test 6 2 7 To...

Page 59: ...urrent measurement procedure Select the Touch leakage function Set test parameters Connect S C1 probe to accessible conductive parts of the DUT see figures above For Portable appliance device Connect...

Page 60: ...the test is performed with internal low voltage sources The Active mode is intended to test cords leads with integrated RCD protection Mains voltage is applied to the tested cord in order to operate...

Page 61: ...ith 3 Phase adapter A1322 A1422 Active polarity test is intended for testing RCD equipped cords where RCD must be supplied for proper operation In the active polarity test a switchover between phase a...

Page 62: ...me 5 s 10 s 30 s 60 s 120 s none Test circuit for clamp current measurement Connecting current clamp to the instrument Clamp current measurement procedure Select the Clamp current function Set test pa...

Page 63: ...Ts and portable residual current devices Trip out time measurement verifies the sensitivity of a PRCD at selected residual currents Warning MI 3321 checks voltages on TP1 before running test and disab...

Page 64: ...ional A 1447 adapter PRCD single test menu PRCD autotest menu 6 2 10 1 PRCD single test Trip out time measurement procedure Select the PRCD test function Select Single test mode Set test parameters Co...

Page 65: ...erent residual currents and current phases PRCD autotest procedure PRCD Autotest steps Notes Select the PRCD test function Set Auto test mode Select test parameters Connect tested PRCD device to an ex...

Page 66: ...yed as sub results Ul pe voltage UL PE Notes Consider any displayed warning before starting measurement For DUTs with integrated RCD the housing must be opened to access the RCD s L output terminal th...

Page 67: ...menu Test parameters for the Power Functional test OUTPUT System voltage 230 V TIME Measuring time 5 s 10 s 30 s 60 s 120 s none Circuit for the functional test Functional test Functional test procedu...

Page 68: ...protective conductor terminal in the mains plug of the DUT and earthed accessible conductive parts of the DUT metal housing are satisfactory and of sufficiently low resistance The instrument measures...

Page 69: ...nd the protective circuit protective earth of the welding machine The instrument measures the insulation resistance between mains test socket s live terminals and mains test socket s PE terminal on 3...

Page 70: ...of the welding machine The instrument measures the insulation resistance between mains test socket s PE terminal and W1 W2_TOUCH terminals on 3 phase adapter A1422 Insulation W PE menu Test parameter...

Page 71: ...welding machine The instrument measures the insulation resistance between mains test socket s live terminals and W1 W2_TOUCH terminals on 3 phase adapter A1422 Insulation LN W menu Test parameters fo...

Page 72: ...f the welding machine The instrument measures the insulation resistance between mains test socket s live terminals on 3 phase instrument and the S C1 terminal on MultiservicerXA Insulation LN P menu T...

Page 73: ...ircuit leakage current menu Test parameters for welding circuit current measurement LIMIT Maximum current 3 50 mA 5 00 mA 10 00 mA none TIME Measuring time 5 s 10 s 30 s 60 s 120 s none Key F3 CHG OFF...

Page 74: ...imary circuit to earth Because the differential measuring method for determining leakage current is used the full and true DUT leakage current is always measured even when parallel current paths to gr...

Page 75: ...voltage is connected to the welding machine Consider safety precautions Consider any displayed warning before starting measurement 6 3 8 Touch leakage current Description in chapter 6 2 7 Touch Leaka...

Page 76: ...on manual Examples of No load voltage measurement results Displayed results Main result no load a c or d c peak voltage Sub result no load r m s voltage Notes During the test a mains voltage is connec...

Page 77: ...with their associated DUT name and all related information 7 1 VDE organizer general menu VDE organizer is a configuration tool for performing VDE 0701 0702 compatible device test sequences The instr...

Page 78: ...DE 0701 0702 compatible test sequence can be created The sequences cover virtually any maintenance or periodic test regardless of DUT type safety class supply cord length fuse type etc All limits and...

Page 79: ...nformation VDE organizer view menu In the View menu the parameters of the selected measurement can be viewed Keys in View menu Select test to be viewed START Starts automatic sequence as currently set...

Page 80: ...ction of Earth bond limit value on base of known supply cable length Select appropriate length 6 Insulation test applicable YES Question if insulation test is applicable Confirm with yes Insulation an...

Page 81: ...ppliances Custom autotest menu welding machines Keys Selects the custom autotest VIEW F1 Opens View menu for viewing details of selected test sequence DELETE F3 Removes selected test see chapter 7 2 1...

Page 82: ...e viewed modified and stored These functionalities are available in the Custom autotest view menu View setup of selected custom autotest Keys in custom autotest sequence view mode BACK F1 Returns back...

Page 83: ...ification of an autotest sequence Press EDIT F4 key in the View menu to modify selected function Modification parameters of selected test function Keys Select the parameter Change the value of selecte...

Page 84: ...se to the limit they should be compared with old test results If the trends are deteriorating the safety of the DUT and the time between tests should be reassessed If the results stay stable the DUT c...

Page 85: ...umeric keypad or in some filter fields such as user can also be selected from a predefined list by pressing the LIST F4 key The DUT number field can also be read using a barcode reader By placing a sh...

Page 86: ...finding DUTs to be retested The meaning of the tickers is as follows PC The stored DUT data was uploaded from PC PC The stored DUT data was uploaded from PC and has been retested I The stored DUT data...

Page 87: ...s retested through the project autotest 7 3 3 Comparison of results evaluation of result trends If an autotest sequence was performed from the Project autotests menu an additional option TREND is offe...

Page 88: ...functions PgUp F1 PgDown F2 RESULT F5 Returns to View results menu ESC Returns to Project autotest menu 7 4 Barcode TAG autotests Barcode TAG menu supports operation with barcodes and RFID tags From...

Page 89: ...instrument MultiservicerXA Note Because of limited memory space of RFID tags the following data are not stored in RFID tags DUT name Repairing code Comments Loading data from RFID tags to the instrume...

Page 90: ...pter 8 2 Recalling results Sending an autotest sequence to RFID tag From the Autotest custom menu press the SEND F5 key Selected autotest sequence is loaded to the RFID tag using RFID reader writer Se...

Page 91: ...ssful receive of the barcode is confirmed by two short confirmation beeps Barcode test menu Keys VIEW F1 Views selected autotest sequence Refer to chapter 7 2 2 Viewing modifying of existing custom au...

Page 92: ...ls During visual inspection the measuring points for the electrical testing have to be determined too If the visual test passes the instrument automatically proceeds with the next test in the sequence...

Page 93: ...d on test socket during earth bond test if selected in autotest sequence 7 5 3 Insulation resistance measurement Measurement is described in chapter 6 2 2 Insulation resistance If the insulation test...

Page 94: ...in single measurement mode only HELP F2 Displays substitute leakage test help screens REPEAT F3 Repeats the substitute leakage current measurement ENTER Proceeds to the next autotest sequence measurem...

Page 95: ...t Measurement is described in chapter 6 2 7 Touch leakage current If the touch leakage test fails or was skipped other tests will not be carried out because of safety Keys START Starts the touch leaka...

Page 96: ...uence measurement in continuous measurement mode only SKIP F4 Skips TRMS leakage current measurement END F5 Ends the autotest sequence 7 5 11 PRCD test Measurement is described in chapter 6 2 10 PRCD...

Page 97: ...al inspection A thorough visual check must be carried out before each electrical safety test Following items should be checked Inspection of DUT for sign of damage Inspection of flexible supply cable...

Page 98: ...asurement mode only HELP F2 Displays the Continuity test help screens REPEAT F3 Repeats the Continuity measurement SKIP F4 Skips Continuity resistance measurement END F5 Ends the autotest sequence Not...

Page 99: ...roceeds to the next autotest sequence measurement in continuous measurement mode only HELP F2 Displays the insulation resistance test help screens REPEAT F3 Repeats the insulation resistance measureme...

Page 100: ...urement is described in chapter 6 3 6 Welding circuit leakage current If this leakage test fails or was skipped other tests will not be carried out because of safety Keys START Starts the leakage curr...

Page 101: ...s the touch leakage current measurement Proceeds with the next touch leakage current measurement in continuous mode Proceeds to the next autotest sequence measurement in single measurement mode only C...

Page 102: ...Skips leakage current measurement END F5 Ends the autotest sequence 7 6 11 TRMS current measurement using clamp current adapter Refer to chapter 6 2 9 TRMS current measurement using clamp current adap...

Page 103: ...the test results for saving Device number and its name Test site and location Retest period Repairing code Comments Save results menu Keys Selects the item alphanumeric Edits data SAVE F1 Saves test r...

Page 104: ...To return to previous menu ESC key should be pressed View Project autotest results menu Notes The date and time are automatically attached to the saved results The autotest results cannot be stored if...

Page 105: ...ield When searching the instrument will therefore ignore data in this parameter and go on to find all the DUTs that conform to data placed in the other filter fields To find all stored results enter i...

Page 106: ...tion on recalling results In the Recall memory menu press the F5 function key Delete menu will be displayed In this menu the following functions can be performed DELETE Deletes the single file last hi...

Page 107: ...er Autotest sequence is completed or Recalling stored results from the instrument memory By pressing the SEND F3 key or SENDall F4 in the Recall memory or Save results menus Send results menu is avail...

Page 108: ...results 108 Send to serial printer Send to serial printer menu Keys SET F2 Opens menu for selection of data transfer control option Serial printer settings Keys Selects the option SAVE F1 Accepts sel...

Page 109: ...1 P 2 01KVA PASS DEVICE NAME APP 1 RETEST PERIOD 11 07 2009 REPAIRING CODE 021268505 COMMENTS END OF DATA An example of data sent to serial printer Notes When working with serial printers the baud ra...

Page 110: ...ns to Send results menu Refer to chapter 8 6 1 Instrument settings and Appendix B for detailed information about barcode systems used when printing barcode labels 1 tag barcode system single top label...

Page 111: ...test data menu During the data transfer from the PC to the instrument the transfer status will be displayed Pressing ESC key instrument returns to Main menu For detailed information on data uploading...

Page 112: ...ameter that can be changed ENTER ESC Returns to main settings menu Changing the instrument parameter The selected parameter is highlighted Modification of selected setting Keys Modify highlighted para...

Page 113: ...UT number will be automatically incremented when new autotest sequence is finished Special character between autotest shortcut code and DUT name ID number is used to distinguish shortcut code from DUT...

Page 114: ...ss ESC key one or more times to return to Machine testing main menu from any submenu 9 1 Single tests machine testing menu The measurements and their parameters in this menu are suited for verificatio...

Page 115: ...rical safety test Following items should be checked Wiring connection points Especially PE connections are important Protection covers housings Inscriptions and markings related to safety must be clea...

Page 116: ...key Examples of visual test measurement results 9 2 2 Continuity This test determines that the PE and equipotential connections inside the machine have proper resistance that corresponds to their len...

Page 117: ...be determined Continuity measurement procedure Select the CONTINUITY function Set test parameters Make sure that the test leads are calibrated Compensate them if necessary See chapter 9 2 2 3 Compens...

Page 118: ...ameters Make sure that the test leads are calibrated Calibrate them if necessary See chapter 9 2 2 3 Compensation of test leads resistance for more information Connect test leads to S C1 and C2 termin...

Page 119: ...tored results are saved into the instruments memory Example of continuity measurement results normal view Displayed results Main result actual measured resistance last measurement result Rmax highest...

Page 120: ...est leads see figure above Press the CAL F3 key for measurement If the calibration was performed successfully 0 00 is displayed Notes 5 is the limit value for resistance compensation If the resistance...

Page 121: ...120 s none Test circuit for insulation resistance measurement Measurement of insulation resistance Insulation resistance measurement Select the Insulation single test Set test parameters Connect test...

Page 122: ...4 High Voltage withstanding test The High Voltage withstanding test is used to confirm integrity of the insulation materials During the test the insulation materials in the machine are stressed with a...

Page 123: ...ngers behind the finger guards on the probe possible danger of electric shock Always use lowest possible trip out current If necessary the test place shall be guarded by barrier or similar preventing...

Page 124: ...e HV test lead to the temporary connected L and N terminals of tested machine Touch with the test tip of the another test lead a PE terminal of tested machine Press the STOP key to initiate start meas...

Page 125: ...uring the testing refer to related product standard Components and devices that have been voltage tested in accordance with their product standards may be disconnected during testing Consider any warn...

Page 126: ...imum breaking time of selected fuse Isc_lim Minimum short circuit current for selected fuse combination For Rs rcd RCD Fi Selection of RCD nominal current size 10 mA 30 mA 100 mA 300 mA 500 mA 1000 mA...

Page 127: ...impedance measurement procedure Select the Z LOOP single test Set test parameters Connect the three wire test lead to the TP1 port on the instrument Connect the three wire test lead to L N and PE term...

Page 128: ...Ia of belonging disconnection devices fuses breakers 9 2 5 1 Z m L Pe High precision loop impedance measurement The measurement is performed with Impedance adapter A1143 It is recognized in Z LOOP fun...

Page 129: ...of impedance adapter to the instrument Z m L Pe fault loop impedance measuring procedure Connect Impedance adapter to the instrument see figure above Select Z LOOP function Select Z m L Pe test Enabl...

Page 130: ...a of the Impedance adapter A1143 see its Instruction manual 20 750 859 High fluctuations of mains voltage can influence the measurement results Check adapter indications in case the abort symbol appea...

Page 131: ...CD type AC A B AC_S A_S B_S Phase Starting phase The instrument is intended for testing of general non delayed and S elective time delayed RCDs which are suited for Alternating residual current AC typ...

Page 132: ...is measured with a test current lower than I N to avoid trip out of the RCD and then normalized to the rated I N Contact voltage measurement procedure Select the RCD Uc test Set test parameters Connec...

Page 133: ...act voltage Uc proportional to Rated I N AC G 1 05 I N any all instrument versions AC S 2 1 05 I N A G 1 4 1 05 I N 30 mA A S 2 1 4 1 05 I N A G 2 1 05 I N 30 mA A S 2 2 1 05 I N B G 2 1 05 I N any in...

Page 134: ...results Displayed results Main result Trip out time Uc Contact voltage for rated I N Note The RCD t test will trip the RCD Assure that the instrument is not powered from a socket protected by the tes...

Page 135: ...rip Ul pe Voltage UL PE Un pe Voltage UN PE Note The RCD I test will trip the RCD Assure that the instrument is not powered from a socket protected by the tested RCD 9 2 6 4 RCD Autotest RCD autotest...

Page 136: ...st with I N step 6 RCD should not trip out End of test Press SAVE F4 key for storing the result optional Result examples Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Individual steps in RCD autotest Disp...

Page 137: ...ith exposed conductors for example pins if plugged out the discharge time shall be discharged to 60 V or less within a time period of 1 s after disconnection of the supply Measuring principle The test...

Page 138: ...Machine testing operating mode 138 expected Line voltage Measured voltage Discharging time menu Test parameters for Discharging Time Limit U Rated maximal residual voltage 60 V Limit t Rated maximal d...

Page 139: ...the TP1 test port on the instrument Connect L and N wires of the three wire test cable to terminals to be tested Press the START key to start the measurement Wait until Ready is displayed Disconnect t...

Page 140: ...ge Examples of discharging time measurement results Displayed results Main result Discharging time U Peak voltage value Note Consider any displayed warning before starting the test 9 2 9 Voltage Volta...

Page 141: ...MI 3321 MultiservicerXA Machine testing operating mode 141 Voltage menu Test parameters for Voltage single test There are no parameters to be set in this function...

Page 142: ...he Voltage single test The measurement starts immediately after entering in the Voltage menu Connect three wire test cable to the TP1 test port on the instrument Connect L and N and PE wires of the th...

Page 143: ...oltage between phases L2 and L3 1 2 3 Correct connection CW rotation sequence 2 1 3 Invalid connection CCW rotation sequence f frequency Note Consider any displayed warning before starting test 9 2 10...

Page 144: ...44 Functional test menu Functional test procedure Select the Functional test function Perform visual inspection of the machine functionality Commit PASS F1 or FAIL F5 ticker manually Save result with...

Page 145: ...ys Select the operating mode ENTER Enters selected mode Note Press ESC key one or more times to return to Switchgear testing main menu testing from any submenu 10 1 Single tests switchgear testing men...

Page 146: ...n does not disclose failures that become apparent on visual inspection A visual check must be carried out before each electrical safety test Following items should be checked Wiring connection points...

Page 147: ...test determines that the PE and equipotential connections inside the switchboard have a proper resistance that corresponds to their length and cross section Continuity menus Test parameters for Conti...

Page 148: ...ontinuity measurement procedure Select the CONTINUITY function Set test parameters Make sure that the test leads are calibrated Calibrate them if necessary See chapter 10 2 2 3 Compensation of test le...

Page 149: ...est leads on large switchboards Continuity measurement procedure Select the CONTINUITY function Set test parameters Make sure that the test leads are calibrated Calibrate them if necessary See chapter...

Page 150: ...ep Press STOP key to stop the measurement Press SAVE F4 key for storing the result optional All temporarily stored results are saved into the instruments memory Example of continuity measurement resul...

Page 151: ...ation of test resistance for more information 10 2 3 Insulation resistance Insulation resistance between live conductors and accessible earthed or isolated metal parts is checked This test discloses f...

Page 152: ...ce measurement Select the Insulation single test Set test parameters Connect test leads to LN and PE terminals on the instrument Connect the LN test lead to the temporarily connected L and N terminals...

Page 153: ...ials During the test the insulation materials in the switchboard are stressed with a higher voltage than during normal operation A powerful AC high voltage source is applied between the live neutral i...

Page 154: ...use lowest possible trip out current If necessary the test place shall be guarded by barrier or similar preventing means to avoid any other person to reach testing place Red light in proximity of the...

Page 155: ...ument Connect one HV test lead to the temporary connected L and N terminals of tested switchboard Touch with the test tip of the another test lead a PE terminal of tested switchboard Press the STOP ke...

Page 156: ...t Do not forget to remove the temporary L N connection after withstanding tests are finished 10 2 5 Discharging Time Residual voltage test If large capacitors in switchboards are disconnected from sup...

Page 157: ...MI XA 3321 rest voltage test EQUIPMENT UNDER TEST disconnect TEST TP1 L TP1 N Test circuitry expected Line voltage Measured voltage Discharging time menu Test parameters for Discharging Time Limit U R...

Page 158: ...the TP1 test port on the instrument Connect L and N wires of the three wire test cable to terminals to be tested Press the START key to start the measurement Wait until Ready is displayed Disconnect t...

Page 159: ...of discharging time measurement results Displayed results Main result Discharging time U Peak voltage value Notes Consider any displayed warning before starting the test 10 2 6 Voltage Voltages and th...

Page 160: ...321 MultiservicerXA Switchgear testing operating mode 160 Voltage menu Test parameters for Voltage single test There are no parameters to be set in this function Test circuit for Voltage test Voltage...

Page 161: ...eutral conductors Ul pe Voltage between phase and protective conductors Un pe Voltage between neutral and protective conductors f frequency Displayed results for three phase system UL1 L2 Voltage betw...

Page 162: ...s lamps keys Rotating parts motors pumps Power consumption Etc Especially safety relevant functions should be checked Functional test menu Functional test procedure Select the Functional test function...

Page 163: ...re displayed Single test menu see 11 1 Memory operations see 12 Main menu Keys Select the operating mode ENTER Enters selected mode Note Press ESC key one or more times to return to All testing main m...

Page 164: ...mption ENTER Enters selected test ESC Returns to Main menu Note Unlike in PAT testing mode all single test results and parameters can be stored for documentation purposes view chapter 12 1 for more in...

Page 165: ...est can be used as reference 11 1 11 RCD test Description in chapter 9 2 6 RCD tests can be used as reference 10 2 12 PRCD test Description in chapter 6 2 10 PRCD test can be used as reference 11 1 13...

Page 166: ...In this case immediately remove supply from test circuit find and eliminate problem before any other activity Line impedance menu Test parameters for line impedance measurement Test Type of test Z LI...

Page 167: ...ne impedance measurement procedure Select the Z LINE single test Select type of test Set test parameters Connect the three wire test lead to the TP1 port on the instrument Connect the three wire test...

Page 168: ...N or L1 L2 110 V 93 V UL N 134 V 230 V 185 V UL N 266 V 400 V 321 V UL N 485 V Note High fluctuations of mains voltage can influence the measurement results field In this case it is recommended to re...

Page 169: ...se type F NV gG B C K D FUSE I Rated current of selected fuse FUSE T Maximum breaking time of selected fuse Isc_lim Minimum short circuit current for selected fuse combination See Appendix A for refer...

Page 170: ...pective short circuit current R Resistive part of line impedance Xl Reactive part of line impedance The following parameters are displayed in sub screen for single phase line impedance measurement Isc...

Page 171: ...bort symbol appears after the start of measurement 11 1 16 Loop impedance test and prospective fault current Descriptions in chapter 9 2 5 Loop impedance and prospective fault current can be used as r...

Page 172: ...includes a header where general data can be stored Device number and its name Test site and location Retest period Repairing code Comments Two lines of text level 1 and level 2 can be added to each me...

Page 173: ...each parameter In Retest period field at the most 2 numeric characters can be entered to represent the number of months between retest In the Comments field up to 20 alpha numeric or special characte...

Page 174: ...r field tells the instrument not to search the associated filter field When searching the instrument will therefore ignore data in this parameter and go on to find all the devices that conform to data...

Page 175: ...nu View single test with more results Use the ESC key to return to Recall projects or Search projects menus From the Recall projects menu stored data can be downloaded to a PC printed out to a serial...

Page 176: ...E F5 Deletes selected projects ESC Returns to memory Recall projects menu Confirm the selected option by using Y key After performing the selected option instrument returns to Recall results menu acce...

Page 177: ...rs ESC Returns to memory recall menu Parameters for SEND TO PC Keys BAUD F1 Opens menu for selection of Baud Rate COMM F2 Opens menu for interface selection RS232 or USB Communication ports settings K...

Page 178: ...It 10A Rlim 0 10 Ohm 1 R 0 03 Ohm PASS INSULATION Ut 500V Rlim 1 00 MOhm 1 R 178 9 MOhm PASS LEAKAGE Ut 230V Ilim 0 75 mA 1 I 0 23 mA PASS POWER 1 P 2 01KVA PASS DEVICE NAME APP 1 RETEST PERIOD 11 07...

Page 179: ...then check these fuses For position of fuses refer to chapter 2 1 Front panel Warnings Switch off the instrument and disconnect all test accessories and mains cord before replacing the fuses or openin...

Page 180: ...st tip red HV Alligator clip red Plug test cable 1 5 m Three wire test cable 3 m Test lead 1 5 m green Test lead 1 5 m black Test lead 4 m red Test tip blue Test tip green Test tip black Test tip red...

Page 181: ...ible conductive parts Insulation resistance and substitute leakage current measurements are selected 6 Cl_2_Ibs Testing according to VDE 0701 0702 Class 2 device Touch leakage current measurement is s...

Page 182: ...nsulation Output 500 V 500 V Limit 1 00 M 1 00 M Time 5 s 5 s Insulation probe Output 500 V Limit 2 00 M Time 5 s Sub leakage Output 40 V 40 V Limit 3 50 mA 3 50 mA Time 5 s 5 s Sub leakage probe Outp...

Page 183: ...put 500 V 500 V Limit 1 00 M 1 00 M Time 5 s 5 s Insulation probe Output 500 V 500 V Limit 2 00 M 2 00 M Time 5 s 5 s Sub leakage Output Limit Time Sub leakage probe Output 40 V Limit 0 50 mA Time 5 s...

Page 184: ...h bond Output Limit Time Insulation Output Limit Time Insulation probe Output 500 V 500 V Limit 2 00 M 0 250 M Time 5 s 5 s Sub leakage Output Limit Time Sub leakage probe Output Limit Time Differenti...

Page 185: ...surements are applicable Earth bond 0 30 Leakage 3 50 mA Touch leakage 0 50 mA A0 4 05 Kl_2_Iso Testing according to VDE Class 2 device with isolated accessible conductive parts Insulation resistance...

Page 186: ...Testing according to VDE Class 2 device without any isolated accessible conductive parts A1 0 11 Kl_3_Iso Testing according to VDE Class 3 device with isolated accessible conductive parts Insulation...

Page 187: ...M Time 5 s 5 s 5 s Insulation W PE Output 500 V 500 V 500 V Limit 2 50 M 2 50 M 2 50 M Time 5 s 5 s 5 s Insulation LN W Output 500 V 500 V 500 V Limit 5 00 M 5 00 M 5 00 M Time 5 s 5 s 5 s Insulation...

Page 188: ...ut Limit Time Insulation W PE Output Limit Time Insulation LN W Output Limit Time Insulation LN probe Output Limit Time Welding leakage Output 230 V 230 V 230 V 230 V Limit 10 00 mA 10 00 mA 10 00 mA...

Page 189: ...urrent tests are applicable Plug connected equipment rated 32 A Environment without increased risk of electric shock Rpe 0 30 I Ieak W 10 mA I diff 5 mA U0 d c 113 Vp a c 113 Vp and 80 Vrms 55 Kl1_ 32...

Page 190: ...s can accept autotest shortcut code from barcode label 01 Autotest shortcut code Also DUT number can be read from barcode label Single double barcode system If single barcode system is selected in the...

Page 191: ...r 4455821981 DUT number Refer to chapter 5 9 1 Instrument settings for barcode system selection Notes Special character between autotest shortcut code and DUT name ID number is used to distinguish sho...

Page 192: ...315 7766 8 6066 6 4985 1 4096 4 2272 9 400 10577 7 7929 1 6632 9 5450 5 2766 1 500 13619 10933 5 8825 4 7515 7 3952 7 630 19619 3 14037 4 11534 9 9310 9 4985 1 710 19712 3 17766 9 14341 3 11996 9 6423...

Page 193: ...t circuit current A 0 5 5 5 5 5 2 7 1 10 10 10 10 5 4 1 6 16 16 16 16 8 6 2 20 20 20 20 10 8 4 40 40 40 40 21 6 6 60 60 60 60 32 4 10 100 100 100 100 54 13 130 130 130 130 70 2 16 160 160 160 160 86 4...

Page 194: ...2 0 4 5 Min prospective short circuit current A 0 5 10 10 10 10 2 7 1 20 20 20 20 5 4 1 6 32 32 32 32 8 6 2 40 40 40 40 10 8 4 80 80 80 80 21 6 6 120 120 120 120 32 4 10 200 200 200 200 54 13 260 260...

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