METREL EurotestXC MI 3152 Instruction Manual Download Page 129

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MI 3152(H)

Eurotest

XC (2,5 kV)

Tests and measurements

128

7.15 Earth

– Earth resistance (3-wire test)

Figure 7.52: Earth menu

Measurement parameters / limits

Limit(Re)

Maximum resistance

[Off, 1



... 5 k



]

Connection diagrams

Figure 7.53: Resistance to earth, measurement of main installation earthing

Figure 7.54: Resistance to earth, measurement of a lighting protection system

Summary of Contents for EurotestXC MI 3152

Page 1: ...EurotestXC MI 3152 EurotestXC 2 5 kV MI 3152H Instruction manual Version 1 4 8 Code no 20 752 411...

Page 2: ...on your equipment certifies that it meets requirements of all subjected EU regulations 2018 METREL The trade names Metrel Smartec Eurotest Auto Sequence are trademarks registered in Europe and other c...

Page 3: ...EurotestXC its key features functionalities and use It is intended for technically qualified personnel responsible for the product and its use Please note that LCD screenshots in this document may dif...

Page 4: ...3 Back side 19 3 4 Carrying the instrument 21 3 4 1 Secure attachment of the strap 21 4 Instrument operation 23 4 1 General meaning of keys 23 4 2 General meaning of touch gestures 24 4 3 Virtual key...

Page 5: ...tic MI 3152H only 95 7 4 Varistor test 97 7 5 R low Resistance of earth connection and equipotential bonding 99 7 6 Continuity Continuous resistance measurement with low current 101 7 6 1 Compensation...

Page 6: ...on 175 11 4 Service 175 12 Technical specifications 176 12 1 R iso Insulation resistance 176 12 2 Diagnostic test MI 3152H only 177 12 3 R low Resistance of earth connection and equipotential bonding...

Page 7: ...nces 190 12 27 General data 191 Appendix A Profile Notes 192 A 1 Profile Austria ALAJ 192 A 2 Profile Hungary profile code ALAD 193 A 3 Profile Finland profile code ALAC 194 A 4 Profile France profile...

Page 8: ...the TEST key on the instrument or by any other method before starting single test and Auto Sequence measurements Make sure that the TEST key is grounded thorough human body resistance without any insu...

Page 9: ...nts of all subjected EU regulations This equipment should be recycled as electronic waste 1 1 3 Warnings related to safety of batteries When connected to an installation the instruments battery compar...

Page 10: ...measurements Adaptor A 1199 should be used RCD t RCD I RCD Uc RCD Auto Parameters set in one function are also kept for other RCD functions Selective time delayed RCDs have delayed response character...

Page 11: ...settings of the Test or Phase parameters is used for Voltage drop U measurement in Voltage drop single test Zauto single test auto tests and Auto Sequences Measuring Zref without test voltage present...

Page 12: ...ce to tests in order to significantly reduce testing time improve work scope and increase traceability of the tests performed METREL assumes no responsibility for any Auto Sequence by any means It is...

Page 13: ...er to properly check the installation against this fault the key should be used as an indicator prior to performing live tests Examples for application of PE test terminal Figure 1 1 Reversed L and PE...

Page 14: ...nts and Auto Sequences only In case of detection of phase voltage on PE terminal in IT earthing system the tests can be enabled disabled according to setting of parameter Ignore PE warning IT For corr...

Page 15: ...nstrument is not to be used for a long period of time remove all batteries from the battery compartment Alkaline or rechargeable Ni MH batteries size AA can be used METREL recommends only using rechar...

Page 16: ...d held and hand manipulated current sensors for electrical test and measurement Functionality EN 61557 Electrical safety in low voltage distribution systems up to 1000 VAC and 1500 VAC Equipment for t...

Page 17: ...Manager Short instruction manual Calibration Certificate 2 2 Standard set MI 3152H EurotestXC 2 5 kV Instrument MI 3152H EurotestXC 2 5 kV Soft carrying bag Earth set 3 wire 20 m Plug commander Test...

Page 18: ...tailed view of options 6 ESC key Back to previous menu 7 ON OFF key Switch instrument on off The instrument automatically switches off after 10 minutes of idle state no key pressed or any touchscreen...

Page 19: ...ial port Connection to optional measuring adapters Connection to barcode RFID reader 4 C1 inputs Current clamp measuring input 5 Test connector 6 Protection cover Warnings Maximum allowed voltage betw...

Page 20: ...5 kV Instrument description 19 3 3 Back side Figure 3 3 Back view 1 Battery fuse compartment cover 2 Fixing screws for battery fuse compartment cover 3 Back panel information label Figure 3 4 Battery...

Page 21: ...20 1 Fuse F1 M 315 mA 250 V 2 Fuses F2 and F3 F 4 A 500 V breaking capacity 50 kA 3 Serial number label 4 Battery cells Size AA alkaline rechargeable NiMH Figure 3 5 Bottom view 1 Bottom information...

Page 22: ...e Operator can choose appropriate one on basis of his operation see the following examples The instrument hangs around operator s neck only quick placing and displacing The instrument can be used even...

Page 23: ...MI 3152 H EurotestXC 2 5 kV Instrument description 22 Figure 3 7 Alternative method Please perform a periodical check of the attachment...

Page 24: ...es abort measurements Option key is used to expand column in control panel Save key is used to store test results Single Tests key is used as shortcut key to enter Single Tests menu Auto Sequence key...

Page 25: ...ption start and stop measurements Swipe press move lift up down is used to scroll content in same level navigate between views in same level long Long press touch surface with fingertip for at least 1...

Page 26: ...en alphabetic characters keyboard layout selected Backspace Clears last character or all characters if selected If held for 2 s all characters are selected Enter confirms new text Activates numeric sy...

Page 27: ...ted measurement Online voltages are displayed together with test terminal indication L and N test terminals are used for selected measurement L and PE are active test terminals N terminal should also...

Page 28: ...Conditions on the input terminals do not allow starting the measurement Consider displayed warnings and messages Proceeds to next step of the measurement Stop the measurement Result s can be stored St...

Page 29: ...during discharge until voltage drops below 30 V Warning Dangerous voltage on the PE terminal Stop the activity immediately and eliminate the fault connection problem before proceeding with any activit...

Page 30: ...contact voltage in the pre test at nominal differential current is lower than the set contact voltage limit 4 4 5 Auto Sequence result indication All Auto Sequence results are inside pre set limits PA...

Page 31: ...4 2 Main menu Options Single Tests Menu with single tests see chapter 6 Single tests Auto Sequences Menu with customized test sequences see chapter 8 Auto Sequences Memory Organizer Menu for working...

Page 32: ...ents Date and time Workspace Manager Manipulation with project files Refer to chapter 4 8 Workspace Manager menu for more information User accounts User accounts settings Refer to chapter 4 6 4 User a...

Page 33: ...ower save menu Brightness Setting level of LCD brightness level Power saving at low level ca 15 LCD off time Setting LCD off after set time interval LCD is switched on after pressing any key or touchi...

Page 34: ...s The user accounts can be managed by the administrator Factory set administrator password ADMIN It is recommended to change factory set administrator password after first use If the custom password i...

Page 35: ...nter the password and confirm The user password consists of an up to 4 digit number Administrator signing in The Account manager menu is accessed by selecting Account manager in Sign in menu or User p...

Page 36: ...Enters procedure for changing the user s password The user can change its password The actual password must be entered first followed by the new password Enters the Account manager menu 4 6 4 3 Managi...

Page 37: ...o work with the instrument Field for setting if signing is required once or at each power on of the instrument Enters procedure for changing the account manager administrator password To change the pa...

Page 38: ...Touch screen ON OFF Enables disables operation with touch screen Keys touch sound ON OFF Enables disables sound when touch screen or key is pressed RCD Standard EN 61008 EN 61009 IEC 60364 4 41 TN IT...

Page 39: ...r is suited according to the selected system In some measuring functions the results and parameters are suited to the selected system Ignore PE warning IT yes no yes In IT earthing system the instrume...

Page 40: ...me Table 4 4 Trip out times according to AS NZS 30172 Standard I N I N 2 I N 5 I N EN 61008 EN 61009 300 ms 300 ms 150 ms 40 ms IEC 60364 4 41 1000 ms 1000 ms 150 ms 40 ms BS 7671 2000 ms 300 ms 150 m...

Page 41: ...ing with selected Bluetooth device 4 6 7 Initial Settings In this menu the instrument settings measurement parameters and limits can be set to initial factory values Figure 4 13 Initial settings menu...

Page 42: ...tings will stay profile settings Data in memory Data in memory organizer Workspaces and Auto Sequences and user accounts 4 6 8 About In this menu instrument data name serial number FW HW versions fuse...

Page 43: ...ese specific settings are stored in instrument profiles By default each instrument has at least one profile activated Proper licence keys must be obtained to add more profiles to the instruments If di...

Page 44: ...hile Exports are stored on directory EXPORTS Exports are suitable for making backups of important works To work on the instrument an Export should be imported first from the list of Exports and conver...

Page 45: ...r Opens the selected Workspace in Memory Organizer Refer to chapter 4 8 6 Opening a Workspace for more information Deletes the selected Workspace Refer to chapter 4 8 7 Deleting a Workspace Export for...

Page 46: ...Options Deletes the selected Export Refer to chapter 4 8 7 Deleting a Workspace Export for more information Imports a new Workspace from Export Refer to 4 8 8 Importing a Workspace for more informatio...

Page 47: ...e Procedure New Workspaces can be added from the Workspace Manager screen Enters option for adding a new Workspace Keypad for entering name of a new Workspace is displayed after selecting New After co...

Page 48: ...Opens a Workspace in Workspace manager The opened Workspace is marked with a blue dot The previously opened Workspace will close automatically 4 8 7 Deleting a Workspace Export Procedure Workspace Ex...

Page 49: ...8 8 Importing a Workspace Select an Export file to be imported from Workspace manager Export list Enters option Import Before the import of the selected Export file the user is asked for confirmation...

Page 50: ...o be exported to an Export file Enters option Export Before exporting the selected Workspace the user is asked for confirmation Workspace is exported to Export file and is added to the list of Exports...

Page 51: ...cture objects in the tree is shown on Figure 5 1 Figure 5 1 Default tree structure and its hierarchy Figure 5 2 Example of a tree menu 5 1 1 Measurement statuses Each measurement has a status Pass or...

Page 52: ...ty Auto Sequence with empty single tests 5 1 2 Structure Objects Each Structure object has an icon a name and parameters Optionally they can have an indication of the status of the measurements under...

Page 53: ...All measurements under selected structure object are completed but one or more measurement result s has failed Note There is no status indication if all measurement results under each structure elemen...

Page 54: ...ist of Workspaces Use Select button to confirm selection New Workspace is selected and displayed on the screen 5 1 4 Adding Nodes in Memory Organizer Structural Elements Nodes are used to ease organiz...

Page 55: ...ight side of the display Possible actions depend on the selected element in the organizer 5 1 5 1 Operations on measurements finished or empty measurements Figure 5 4 A measurement is selected in the...

Page 56: ...5 1 5 5 Add a new measurement for more information Views and edit comments The instrument displays comment attached to the selected measurement or opens keypad for entering a new comment Deletes a me...

Page 57: ...object can be copied to same level in structure tree clone Refer to chapter 5 1 5 6 Clone a Structure object for more information Copies Paste a Structure object Selected Structure object can be copi...

Page 58: ...tap on it or press the key to enter menu for editing parameters Procedure Select structure object to be edited Select Parameters in Control panel Example of Parameters menu In menu for editing paramet...

Page 59: ...n be seen Operation with attachments is not supported in the instrument b Select Comments in Control panel b View or edit comments Complete comment if exists attached to the structure object can be se...

Page 60: ...t can be selected and then added in the tree menu Procedure Default initial structure Select Add Structure in Control panel Add a new structure object menu a The type of structure object to be added c...

Page 61: ...152 H EurotestXC 2 5 kV Memory Organizer 60 c Parameters of the Structure object can be edited Adds the selected structure object in the tree menu Returns to the tree menu without changes New object a...

Page 62: ...then added under the selected Structure object Procedure Select level in structure where measurement will be added Select Add measurement in Control panel Add new measurement menu a Type of test can...

Page 63: ...earlier Refer to chapter 6 1 2 Setting parameters and limits of single tests for more information Adds the measurement under the selected Structure object in the tree menu Returns to the structure tr...

Page 64: ...ure object to be cloned Select Clone in Control panel The Clone Structure object menu is displayed Sub elements of the selected structure object can be marked or un marked for cloning Refer to chapter...

Page 65: ...rement By using this function a selected empty or finished measurement can be copied cloned as an empty measurement to the same level in the structure tree Procedure Select the measurement to be clone...

Page 66: ...ct location where structure element should be copied Select Paste in Control panel The Paste structure object menu is displayed Before copying it can be set which sub elements of the selected structur...

Page 67: ...selected to be cloned or copied pasted additional selection of its sub elements is needed The following options are available Options Parameters of selected structure object will be cloned pasted too...

Page 68: ...to any allowed location in the structure tree Procedure Select the measurement to be copied Select Copy in Control panel Select the location where measurement should be pasted Select Paste in Control...

Page 69: ...nu selected Structure object can be deleted Procedure Select the structure object to be deleted Select Delete in Control panel A confirmation window will appear Selected structure object and its sub e...

Page 70: ...ent In this menu selected measurement can be deleted Procedure Select a measurement to be deleted Select Delete in Control panel A confirmation window will appear Selected measurement is deleted Retur...

Page 71: ...menu selected Structure object can be renamed Procedure Select the structure object to be renamed Select Rename in Control panel Virtual keypad will appear on screen Enter new text and confirm Refer t...

Page 72: ...st selected measurement Procedure Select the measurement to be recalled Select Recall results in Control panel Measurement is recalled a Parameters and limits can be viewed but cannot be edited Select...

Page 73: ...sults in Control panel Retested measurement is saved under same structure object as original one Refreshed memory structure with the new performed measurement 5 1 6 Searching in Memory Organizer In Me...

Page 74: ...n be searched for is displayed in the search setup menu Name is referred to all structure objects Equipment ID Test date and Retest date are referred to Machine structure objects a The search can be n...

Page 75: ...on in Memory Organizer View edit parameters and attachments Parameters and attachments of the Structure object can be viewed or edited Refer to chapter 5 1 5 3 View Edit parameters and attachments of...

Page 76: ...re available Options Area Group With help of area groups it is possible to limit the offered single tests The instrument has several area groups The EIS group the EVSE group the Lightning group the IT...

Page 77: ...yed and easy accessible with up down keys Last used Last 9 made different single tests are displayed 6 1 1 Single test measurement screens In the Single test measurement screens measuring results sub...

Page 78: ...een organization Header line ESC touch key function name battery status real time clock Control panel available options Parameters white and limits red Result field main result s sub result s PASS FAI...

Page 79: ...can be entered from Single tests menu or Memory organizer menu once the empty measurement was created in selected object structure Select Parameters in Control panel on Select parameter to be edited...

Page 80: ...test screen was opened in Memory organizer or Single test main menu Starts the measurement long Starts the continuous measurement if applicable on selected single test long Opens help screens on Open...

Page 81: ...est is running example of insulation resistance continuous measurement Operations when test is running Stops the single test measurement Proceeds to next step of the measurement if measurement consist...

Page 82: ...ructure object in the structure tree the measurement will be saved under the selected Structure object A new measurement was started from the Single test main menu saving under the last selected Struc...

Page 83: ...nder the selected Structure object Opens help screens Opens screen for changing parameters and limits Refer to chapter 6 1 2 Setting parameters and limits of single tests for more information on long...

Page 84: ...or after measurement is finished Plot edit Opens control panel for editing graphs Increase scale factor for y axis Decrease scale factor for y axis Toggle between U and I graph to set scale factor Ex...

Page 85: ...ing screen for a new measurement Refer to chapter 6 1 3 Single test start screen for more information Opens menu for viewing parameters and limits Refer to chapter 6 1 2 Setting parameters and limits...

Page 86: ...n on line statuses and other information are displayed Type of inspection depends on type and profile of the instruments Figure 6 7 Inspection screen organisation 6 1 8 1 Single test inspection start...

Page 87: ...to selected item or group of items on A status can be applied Multiple taps toggles between statuses Toggle between statuses Goes to the result screen Rules for automatic applying of statuses The pare...

Page 88: ...ee The inspection will be saved under the selected Structure object A new inspection was started from the Single test main menu Saving under the last selected Structure object will be offered by defau...

Page 89: ...MI 3152 H EurotestXC 2 5 kV Single tests 88 6 1 8 4 Single test inspection memory screen Figure 6 11 Inspection memory screen Options Retest Enters screen with empty measurement Enters view mode...

Page 90: ...gle tests 89 6 1 9 Help screens Help screens contain diagrams for proper connection of the instrument Figure 6 12 Examples of help screens Options Opens help screen on Goes to previous next help scree...

Page 91: ...Low limit Uln3 Min voltage 0 V 499 V High limit Uln3 Max voltage 0 V 499 V Low limit Uln4 Min voltage 20 20 High limit Uln4 Max voltage 20 20 Low limit Ulpe3 4 Min voltage 0 V 499 V High limit Ulpe3 4...

Page 92: ...t U239 Max voltage 0 V 499 V Low limit Ull10 Min voltage 20 20 High limit Ull10 Max voltage 20 20 7 In case of 1 phase voltage system and limit type set to voltage 8 In case of 1 phase voltage system...

Page 93: ...pe voltage between phase and protective conductors Unpe voltage between neutral and protective conductors Freq frequency Single phase IT earthing system U12 voltage between phases L1 and L2 U1pe volta...

Page 94: ...1 L2 L1 L3 L2 L3 L1 N L2 N L3 N L1 PE L2 PE L3 PE Limit Riso Min insulation resistance Off 0 01 M 100 M 1 Nominal test voltage 2500 V is available on MI 3152H only 2 With Plug test cable or Plug comma...

Page 95: ...different test terminals are used The standard 3 wire test lead Schuko test cable or Plug Tip commanders can be used for the insulation test with nominal test voltages 1000 V For the 2500 V insulation...

Page 96: ...rization Index is the ratio of insulation resistance values measured after 1 minute and after 10 minutes The DC test voltage is present during the whole period of the measurement 10 min 1 min For addi...

Page 97: ...an be used for the insulation test with nominal test voltages 1000 V For the 2500 V insulation test the two wire 2 5 kV test lead should be used Start the measurement Internal timer begins to incremen...

Page 98: ...7 15 Connection of 3 wire test lead UN 1 kV Figure 7 16 Connection of 2 5 kV test lead Range 2500 V I lim Current limit 1 0 mA System System TT TN TN C TN S Range Test voltage range 1000 V 2500 V Low...

Page 99: ...e used Start the measurement A voltage ramp starts from 50 V and rises with a slope of 100 V s Range parameter set to 1000 V or 350 V s Range parameter set to 2500 V The measurement ends when the defi...

Page 100: ...R low measurement menu Measurement parameters limits Output1 LN LPE Bonding Rpe Local Limit R Max resistance Off 0 05 20 0 1 R low measurement depends on Output parameter setting see table below Outp...

Page 101: ...ce if necessary see section 7 6 1 Compensation of test leads resistance Disconnect tested installation from mains supply and discharge insulation as required Connect test leads see Figure 7 19 Start t...

Page 102: ...easurement menu Measurement parameters limits Sound On Off Limit R Max resistance Off 0 1 20 0 Instrument sounds if resistance is lower than the set limit value Connection diagrams Figure 7 22 Tip com...

Page 103: ...measurement result Measurement results sub results R Resistance 7 6 1 Compensation of test leads resistance This chapter describes how to compensate the test leads resistance in R low and Continuity...

Page 104: ...ation of test leads resistance procedure Enter R low or Continuity function Connect test cable to the instrument and short the test leads together see Figure 7 24 Touch the key to compensate leads res...

Page 105: ...nsitivity 10 mA 30 mA 100 mA 300 mA 500 mA 1000 mA I N I Ndc Rated RCD residual current sensitivity for special RCDs types 30 mA 6 mA d c 1 Type RCD type AC A F B B EV RCD1 MI RCD1 Use RCD PRCD select...

Page 106: ...parameters limits Connect test cable to the instrument Connect test leads or Plug commander to the object under test see Figure 7 27 Start the measurement Save results optional The contact voltage res...

Page 107: ...results Uc Contact voltage Rl Calculated fault loop resistance 7 7 2 RCD t Trip out time Test procedure Enter the RCD t function Set test parameters limits Connect test cable to the instrument Connec...

Page 108: ...ly Table 7 2 Relationship between RCD type slope range and test current Maximum test current is I trip out current or end value in case the RCD didn t trip out Test procedure Enter the RCD I function...

Page 109: ...tive polarity step 2 RCD should trip out Re activate RCD Test with 5 I N positive polarity step 3 RCD should trip out Re activate RCD Test with 5 I N negative polarity step 4 RCD should trip out Re ac...

Page 110: ...MI 3152 H EurotestXC 2 5 kV Tests and measurements 109 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Figure 7 31 Example of individual steps in RCD Auto test...

Page 111: ...trip out time I 5 I N negative polarity t I N x0 5 Step 5 trip out time I I N positive polarity t I N x0 5 Step 6 trip out time I I N negative polarity I Step 7 trip out current positive polarity I St...

Page 112: ...fuse Isc factor Isc factor 0 20 3 00 Test Selection of test L PE L1 PE L2 PE L3 PE 1 Earthing system Refer to chapter 4 6 5 Settings for more information Ia Ipsc Minimum fault current for selected fu...

Page 113: ...results sub results Z Loop impedance Ipsc Prospective fault current Ulpe Voltage L PE R Resistance of loop impedance XL Reactance of loop impedance Prospective fault current IPSC is calculated from m...

Page 114: ...00 Ia Ipsc 1 Minimum fault current for selected fuse or custom value I N2 Rated RCD residual current sensitivity 10 mA 30 mA 100 mA 300 mA 500 mA 1000 mA RCD type2 RCD type AC A F B4 B 4 F Selectivity...

Page 115: ...to the instrument Connect test leads or Plug commander to the object under test see Figure 7 36 Start the measurement Save results optional Figure 7 37 Examples of Zs rcd measurement result Measureme...

Page 116: ...ws Z k U I SC N PSC where Un Nominal UL PE voltage see table below ksc Correction factor Isc factor for IPSC Refer to chapter 4 6 5 Settings for more information Un Input voltage range L PE 110 V 93 V...

Page 117: ...K Custom Fuse I Rated current of selected fuse Fuse t Maximum breaking time of selected fuse Test Test L PE L1 PE L2 PE L3 PE 1 Ia Ipsc Minimum fault current for selected fuse or custom value 1 The me...

Page 118: ...to the object under test see Figure 7 39 and Figure 7 40 Start the measurement using or button Save results optional Figure 7 41 Examples of high precision Loop impedance measurement result Measuremen...

Page 119: ...fault current IPSC is calculated as follows 230 where 230 10 The prospective fault currents IMin and IMax are calculated as follows where 1 5 2 2 0 95 230 10 1 00 and where 2 2 1 05 230 10 1 10 Refer...

Page 120: ...0 20 3 00 Test Test L N L L L1 N L2 N L3 N L1 L2 L1 L3 L2 L3 1 Earthing system Refer to chapter 4 6 5 Settings for more information Ia Ipsc Minimum short circuit current for selected fuse or custom v...

Page 121: ...phases prospective short circuit current Imin3p Minimal three phases prospective short circuit current Imax2p Maximal two phases prospective short circuit current Imin2p Minimal two phases prospectiv...

Page 122: ...circuit currents IMin IMin2p IMin3p and IMax IMax2p IMax3p are calculated as follows where 1 5 2 2 0 95 230 10 1 00 where 2 2 1 05 230 10 1 10 2 where 1 5 2 2 0 95 400 10 1 00 2 where 2 2 1 05 400 10...

Page 123: ...e t Maximum breaking time of selected fuse Test 1 Test L N L L L1 N L2 N L3 N L1 L2 L1 L3 L2 L3 Ia Ipsc Minimum short circuit current for selected fuse or custom value 1 The measuring results for phas...

Page 124: ...rement result Measurement results sub results Z Line impedance Ipsc Standard prospective short circuit current Imax Maximal prospective short circuit current Imin Minimal prospective short circuit cur...

Page 125: ...IMax IMax2p IMax3p are calculated as follows where 1 5 2 2 0 95 230 10 1 00 where 2 2 1 05 230 10 1 10 2 where 1 5 2 2 0 95 400 10 1 00 2 where 2 2 1 05 400 10 1 10 3 3 2 where 1 5 2 2 0 95 400 10 1...

Page 126: ...g time of selected fuse I U 1 Rated current for U measurement custom value Isc factor Isc factor 0 20 3 00 Test 2 Test Off L N L L L1 N L2 N L3 N L1 L2 L1 L3 L2 L3 Earthing system Refer to chapter 4 6...

Page 127: ...ation see Figure 7 49 Touch or select the icon to initiate Zref measurement Press the button to measure Zref STEP 2 Measuring the Voltage drop Enter the Voltage Drop function Set test parameters limit...

Page 128: ...lculated as follows 100 N N REF U I Z Z U where U Calculated Voltage drop Zref Impedance at reference point at origin Z Impedance at test point Un Nominal voltage In Rated current of selected fuse Fus...

Page 129: ...ance 3 wire test Figure 7 52 Earth menu Measurement parameters limits Limit Re Maximum resistance Off 1 5 k Connection diagrams Figure 7 53 Resistance to earth measurement of main installation earthin...

Page 130: ...ect test cable to the instrument Connect test leads to the object under test see Figure 7 53 and Figure 7 54 Start the measurement Save results optional Figure 7 55 Examples of Earth resistance measur...

Page 131: ...surement parameters limits Limit Re Maximum resistance Off 1 30 Connection diagram Figure 7 57 Contactless earthing resistance measurement Measurement procedure Enter the Earth 2 clamp function Set te...

Page 132: ...MI 3152 H EurotestXC 2 5 kV Tests and measurements 131 Figure 7 58 Examples of Contactless earthing resistance measurement result Measurement results sub results Re Earth resistance...

Page 133: ...t Length Unit m ft Distance Distance between probes 0 1 m 29 9 m or 1 ft 100 ft Connection diagram Figure 7 60 Specific earth resistance measurement Measurement procedure Enter the Ro function Set tes...

Page 134: ...Tests and measurements 133 Figure 7 61 Example of Specific earth resistance measurement result Measurement results sub results Specific earth resistance Rc Resistance of H E current probe Rp Resistan...

Page 135: ...t clamp adapter A1018 20 A A1019 20 A A1391 40 A 300 A Connection diagram Figure 7 63 Power measurement Measurement procedure Enter the Power function Set parameters limits Connect the voltage test le...

Page 136: ...rements 135 Figure 7 64 Example of Power measurement result Measurement results sub results P Active power S Apparent power Q Reactive power capacitive or inductive PF Power factor capacitive or induc...

Page 137: ...A1018 20 A A1019 20 A A1391 40 A 300 A Limit THDu Max THD of voltage 3 10 Connection diagram Figure 7 66 Harmonics measurement Measurement procedure Enter the Harmonics function Set parameters limits...

Page 138: ...igure 7 67 Examples of Harmonics measurement results Measurement results sub results U h i TRMS voltage of selected harmonic h0 h11 I h i TRMS current of selected harmonic h0 h11 THDu Voltage total ha...

Page 139: ...mp adapter A1018 20 A A1019 20 A A1391 40 A 300 A Limit I1 Max PE leakage Off 0 1 mA 100 mA Connection diagram Figure 7 69 PE leakage and load current measurements Measurement procedure Enter the Curr...

Page 140: ...MI 3152 H EurotestXC 2 5 kV Tests and measurements 139 Figure 7 70 Examples of Current measurement result Measurement results sub results I1 PE leakage or load current...

Page 141: ...easurement menu Measurement parameters limits Imax Isc1 Isc2 Maximum first fault leakage current Off 3 0 mA 19 5 mA Connection diagrams Figure 7 72 Measurement of highest First fault leakage current w...

Page 142: ...trument Connect test leads to the object under test see Figure 7 72 and Figure 7 73 Start the measurement Save results optional Figure 7 74 Examples of First fault leakage current measurement result M...

Page 143: ...es IMD by applying a changeable resistance between L1 PE and L2 PE terminals Figure 7 75 IMD test menu Test parameters limits Test Test mode MANUAL R MANUAL I AUTO R AUTO I t step Timer AUTO R and AUT...

Page 144: ...the key If IMD switches off voltage supply instrument automatically proceeds to the PASS FAIL NO STATUS indication Use to select PASS FAIL NO STATUS indication Press or the key to confirm selection a...

Page 145: ...rting value of insulation resistance is determined by 1 5 When MANUAL I or AUTO I sub function is selected starting value of insulation resistance is determined by 1 5 1 2 Figure 7 77 Examples of IMD...

Page 146: ...Rpe PE conductor resistance Figure 7 78 PE conductor resistance measurement menu Measurement parameters limits Bonding Rpe Local RCD Yes No Limit Rpe Max resistance Off 0 1 20 0 Connection diagram Fi...

Page 147: ...st parameters limits Connect test cable to the instrument Connect test leads or Plug commander to the object under test see Figure 7 79 Start the measurement Save results optional Figure 7 80 Examples...

Page 148: ...ux 20 klux Probe positioning Figure 7 82 LUXmeter probe positioning Measurement procedure Enter the Illumination function Set test parameters limits Connect illumination sensor A 1172 or A 1173 to the...

Page 149: ...MI 3152 H EurotestXC 2 5 kV Tests and measurements 148 Figure 7 83 Examples of Illumination measurement result Measurement results sub results E Illumination...

Page 150: ...istic G S Fuse type Selection of fuse type Off gG NV B C D K Custom Fuse I Rated current of selected fuse Fuse t Maximum breaking time of selected fuse I U 1 Rated current for U measurement custom val...

Page 151: ...test cable to the instrument Connect test leads or Plug commander to the object under test see Figure 7 85 Start the Auto test Save results optional Figure 7 86 Examples of AUTO TT measurement result...

Page 152: ...I Rated current of selected fuse Fuse t Maximum breaking time of selected fuse I U 1 Rated current for U measurement custom value Isc factor Isc factor 0 20 3 00 I test Test current Standard Low Limi...

Page 153: ...Connect test leads or Plug commander to the object under test see Figure 7 88 Start the Auto test Save results optional Figure 7 89 Examples of AUTO TN RCD measurement results Measurement results sub...

Page 154: ...se type Off gG NV B C D K Custom Fuse I Rated current of selected fuse Fuse t Maximum breaking time of selected fuse I U 1 Rated current for U measurement custom value Isc factor Isc factor 0 20 3 00...

Page 155: ...t cable to the instrument Connect test leads or Plug commander to the object under test see Figure 7 91 Start the Auto test Save results optional Figure 7 92 Examples of AUTO TN measurement results Me...

Page 156: ...fuse I U 1 Rated current for U measurement custom value Test Test mode MANUAL R MANUAL I AUTO R AUTO I t step Timer AUTO R and AUTO I test modes 1 s 99 s Isc factor Isc factor 0 20 3 00 Limit dU Maxi...

Page 157: ...t Save results optional Figure 7 95 Examples of AUTO IT measurement results Measurement results sub results Uln Voltage between phases L1 and L2 U Voltage drop Isc1 First fault leakage current at sing...

Page 158: ...e RCD type AC A F B B F I N Rated RCD residual current sensitivity 10 mA 30 mA 100 mA 300 mA 500 mA 1000 mA Selectivity Characteristic G S Phase 2 Selection of test L1 L2 L3 I test Test current Standa...

Page 159: ...ect test cable to the instrument Connect test leads or Plug commander to the object under test see Figure 7 88 Start the test Save results optional Figure 7 98 Example of Z auto measurement results Me...

Page 160: ...n lines Detecting fuses The instrument generates test signals that can be traced with the handheld tracer receiver R10K See Appendix C Locator receiver R10K for additional information Figure 7 99 Loca...

Page 161: ...ect Locator function in Other menu Connect test cable to the instrument Connect test leads to the tested object see Figure 7 100 and Figure 7 101 Start the test Trace lines with receiver in IND mode o...

Page 162: ...7 104 Functional inspection test circuit Functional inspection procedure Select the appropriate Functional Inspection test from Function menu Start the inspection Perform the inspection of the item u...

Page 163: ...s are coupled Changing of parameters or limits in any of the coupled Auto Sequences will influence on the original Auto Sequence and all its shortcuts Figure 8 1 Examples of organized Auto Sequences i...

Page 164: ...hort code Procedure Search function is available from the Auto Sequences header line Select Search in control panel to open Search setup menu The parameters that can be searched for are displayed in t...

Page 165: ...w Options Next page if available Previous page if available Note Search result page consist of up to 50 results Figure 8 3 Search results screen with Auto Sequences selected Options Goes to location i...

Page 166: ...idual tests can be viewed and the results can be saved to Memory organizer 8 2 1 Auto Sequences view menu In the Auto Sequence view menu the header and the single tests of selected Auto Sequence are d...

Page 167: ...selected Options Selects single test on Opens menu for changing parameters and limits of selected measurements Refer to chapter 6 1 2 Setting parameters and limits of single tests for more information...

Page 168: ...surement 8 2 2 Step by step execution of Auto Sequences While the Auto Sequence is running it is controlled by pre programmed flow commands Examples are pauses during the test sequence proceeding of t...

Page 169: ...are shown In the middle of the display the header of the Auto Sequence with Short code and description of the Auto Sequence is displayed At the top the overall Auto sequence result status is displayed...

Page 170: ...ill be saved under the selected Structure object Adds comment to the Auto Sequence The instrument opens keypad for entering a comment Options menu for viewing details of Auto Sequence results Details...

Page 171: ...es 170 Figure 8 11 Auto Sequence memory screen Options Retest the Auto Sequence Enters menu for a new Auto Sequence Enters menu for viewing details of the Auto Sequence Refer to chapter 8 2 3 Auto Seq...

Page 172: ...erface has priority Figure 9 1 Interface connection for data transfer over PC COM port How to establish an USB or RS 232 link RS 232 communication connect a PC COM port to the instrument PS 2 connecto...

Page 173: ...correctly configure the Bluetooth link The name of correctly configured Bluetooth device must consist of the instrument type plus serial number e g MI 3152 12240429I If the Bluetooth module got anoth...

Page 174: ...port This enables to keep the instrument up to date even if the standards or regulations change The firmware upgrade requires internet access and can be carried out from the Metrel ES Manager software...

Page 175: ...istake during measurement F2 F3 F 4 A 500 V 32 6 3 mm breaking capacity 50 kA General input protection fuses of test terminals L L1 and N L2 Figure 11 1 Fuses Warnings Switch off the instrument and di...

Page 176: ...t is essential that the test instrument is regularly calibrated in order that the technical specification listed in this manual is guaranteed We recommend an annual calibration Only an authorized tech...

Page 177: ...1 M 5 of reading 200 M 999 M 1 M 10 of reading 1 00 G 19 99 G 0 01 G 10 of reading Um Voltage Measuring range V Resolution V Accuracy 0 2700 1 3 of reading 3 digits Nominal voltages Uiso 50 VDC 100 VD...

Page 178: ...ng Measuring range according to EN 61557 is 0 16 1999 R Resistance Measuring range Resolution Accuracy 0 00 19 99 0 01 3 of reading 3 digits 20 0 199 9 0 1 5 of reading 200 1999 1 R R Resistance Measu...

Page 179: ...AC A F B B AC A F B B 10 5 3 5 5 10 20 20 20 40 40 50 100 100 30 15 10 5 15 30 42 60 60 84 120 150 212 300 100 50 35 50 100 141 200 200 282 400 500 707 1000 300 150 105 150 300 424 600 600 848 1500 50...

Page 180: ...x time see normative references in chapter 4 6 5 1 RCD standard This specification applies to max time 40 ms Test current I N I N 2 I N 5 I N 5 I N is not available for I N 1000 mA RCD type AC or I N...

Page 181: ...lt current Z Fault loop impedance Measuring range according to EN 61557 is 0 25 9 99 k Measuring range Resolution Accuracy 0 00 9 99 0 01 5 of reading 5 digits 10 0 99 9 0 1 100 999 1 10 of reading 1...

Page 182: ...heavy noise on mains voltage Ipsc Prospective fault current Measuring range A Resolution A Accuracy 0 00 9 99 0 01 Consider accuracy of fault loop resistance measurement 10 0 99 9 0 1 100 999 1 1 00...

Page 183: ...cuit current Imax3p Maximal three phases prospective short circuit current Measuring range A Resolution A Accuracy 0 00 0 99 0 01 Consider accuracy of line resistance measurement 1 0 99 9 0 1 100 999...

Page 184: ...85 V 266 V 45 Hz 65 Hz 321 V 485 V 45 Hz 65 Hz See chapter 7 14 Voltage Drop for more information about calculation of voltage drop result 12 13 Z auto AUTO TT AUTO TN AUTO TN RCD AUTO IT Refer to cha...

Page 185: ...6 V 45 Hz 65 Hz 12 15 Earth Earth resistance 3 wire measurement Re Earth resistance Measuring range according to EN61557 5 is 0 20 1999 Measuring range Resolution Accuracy 0 00 19 99 0 01 5 of reading...

Page 186: ...red 12 17 Ro Specific earth resistance Specific earth resistance Measuring range m Resolution m Accuracy 0 0 99 9 0 1 See accuracy note 100 999 1 1 00 k 9 99 k 0 01 k 10 0 k 99 9 k 0 1 k 100 k 9999 k...

Page 187: ...ency range 14 Hz 500 Hz Result displayed 1 2 3 or 3 2 1 12 18 2 Voltage Measuring range V Resolution V Accuracy 0 550 1 2 of reading 2 digits Result type True r m s TRMS Nominal frequency range 0 Hz 1...

Page 188: ...1019 Range 20 A I1 Current Measuring range A Resolution A Accuracy 0 0 m 99 9 m 0 1 m indicative 100 m 999 m 1 m 5 of reading 1 00 19 99 0 01 3 of reading Ch1 clamp type A1391 Range 40 A I1 Current Me...

Page 189: ...99 9 kW kVA kVar Power factor 1 00 1 00 Voltage THD 0 1 99 9 Error of external voltage and current transducers is not considered in this specification 12 21 Harmonics Measurement characteristics Funct...

Page 190: ...nt MI 3152 only Isc1 Isc2 First fault leakage current Measuring range mA Resolution mA Accuracy 0 0 19 9 0 1 5 of reading 3 digits Measuring resistance approx 390 Nominal voltage ranges 93 V UL1 L2 13...

Page 191: ...ding to CIE curve Cosine error 2 5 up to an incident angle of 85O Overall accuracy matched to DIN 5032 class B standard Illumination A 1173 Specified accuracy is valid for complete operating range Mea...

Page 192: ...erence conditions Reference temperature range 10 C 30 C Reference humidity range 40 RH 70 RH Operation conditions Working temperature range 0 C 40 C Maximum relative humidity 95 RH 0 C 40 C non conden...

Page 193: ...he same as for general type RCD and contact voltage is calculated the same as for general type RCD Selective time delayed RCDs and RCDs with G time delayed characteristic demonstrate delayed response...

Page 194: ...menu Measurement parameters limits Protection type Protection type No Automatic disconnection Class II Electrical separation SELV PELV Measurement procedure Enter the Visual Test function Set test par...

Page 195: ...I N positive polarity t I N x2 Step 4 trip out time I 2 I N negative polarity t I N x5 Step 5 trip out time I 5 I N positive polarity t I N x5 Step 6 trip out time I 5 I N negative polarity t I N x0 5...

Page 196: ...mA I N 1 mA I N 2 mA I N 5 mA RCD I I N mA AC A F B B AC A F B B AC A F B B AC A F B B AC A F B B 10 5 3 5 5 10 20 20 20 40 40 50 100 100 30 15 10 5 15 30 42 60 60 84 120 150 212 300 100 50 35 50 100...

Page 197: ...CD test current in relation to RCD type nominal RCD current and multiplication factor I N 1 2 mA I N 1 mA I N 2 mA I N 5 mA RCD I I N mA AC A F B B AC A F B B AC A F B B AC A F B B AC A F B B 10 5 3 5...

Page 198: ...ng accessory from the instrument and installation Service repairs or adjustment of instruments and accessories is only allowed to be carried out by competent authorized personnel B 2 Battery The comma...

Page 199: ...instrument 8 Lamp key Switches On Off lamp Tip commander 9 Battery cells Size AAA alkaline rechargeable Ni MH 10 Battery cover Battery compartment cover 11 Cap Removable CAT IV cap Tip commander B 4...

Page 200: ...can be connected via the rear connector Traced object must be energized when working with the EurotestXC Detectors Operation In built inductive sensor IND Tracing hidden wires Current clamp optional C...

Page 201: ...ntial bonding Water Service Protective conductor for Water service Oil service Protective conductor for Oil service Lightn protect Protective conductor for Lightning protection Gas service Protective...

Page 202: ...n Air cond inst Protective conductor for Air conditioning installation Lift inst Protective conductor for Lift installation Data proc Inst Protective conductor for Lift Data processing installation Te...

Page 203: ...I 3152 H EurotestXC 2 5 kV Appendix D Structure objects 202 Symbol Default name Description Level 1 Level 1 Level 2 Level 2 Level 3 Level 3 Varistor Varistor LS connection LS connection Machine Machin...

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