METREL EurotestXD MI 3155 Instruction Manual Download Page 151

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MI 3155

Eurotest

Test and measurements

150

7.21

Earth 2 clamp – Contactless earthing resistance
measurement (with two current clamps)

Figure 7.74: Earth 2 clamps menu

Measurement parameters / limits

Limit(Re)

Maximum resistance

[Off, 1



... 30



]

Connection diagram

Figure 7.75: Contactless earthing resistance measurement

Measurement procedure



Enter the

Earth 2 clamp

function.



Set test parameters / limits.



Connect test cable and clamps to the instrument.



Clamp on object under test, see

Figure 7.75



Start the continuous measurement.



Stop the measurement.



Save results (optional).

Summary of Contents for EurotestXD MI 3155

Page 1: ...EurotestXD MI 3155 Instruction manual Version 1 3 4 Code no 20 752 716...

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: ...EurotestXD 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: ...21 3 1 Front panel 21 3 2 Connector panel 22 3 3 Back side 23 3 4 Carrying the instrument 25 3 4 1 Secure attachment of the strap 25 4 Instrument operation 27 4 1 General meaning of keys 27 4 2 Genera...

Page 5: ...Help screens 96 6 1 9 Recall single test results screen 97 7 Tests and measurements 98 7 1 Voltage frequency and phase sequence 98 7 2 R iso Insulation resistance 102 7 3 R iso all Insulation resista...

Page 6: ...ive Auto Sequence group in Auto Sequences menu 182 8 1 2 Searching in Auto Sequences menu 183 8 1 3 Organization of Auto Sequences in Auto Sequences menu 185 8 2 Organization of an Auto Sequence 185 8...

Page 7: ...2 18 Varistor test 211 12 19 Currents 212 12 20 Power 213 12 21 Harmonics 213 12 22 ISFL First fault leakage current 214 12 23 IMD 214 12 24 Illumination 214 12 25 Discharging time 215 12 26 Auto Sequ...

Page 8: ...e of Contents 7 F 6 Creating modifying an Auto Sequence 235 F 7 Description of flow commands 236 F 8 Custom Inspections programming 238 F 8 1 Creating and editing Custom Inspections 238 F 8 2 Applying...

Page 9: ...tage on PE test terminal of installation by touching 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 gro...

Page 10: ...stributer of the test equipment Never dispose of the batteries in a fire as it may cause them to explode or generate a toxic gas Do not attempt to disassemble crush or puncture the batteries in any wa...

Page 11: ...I RCD Uc RCD Auto Parameters set in one function are also kept for other RCD functions Selective time delayed RCDs have delayed response characteristics As the contact voltage pre test or other RCD te...

Page 12: ...ts and Auto Sequences Measuring Zref without test voltage present disconnected test leads will reset Zref value to initial value Power Harmonics Currents Consider polarity of current clamp arrow on te...

Page 13: ...increase traceability of the tests performed METREL assumes no responsibility for any Auto Sequence by any means It is the user s responsibility to check adequacy for the purpose of use of the select...

Page 14: ...o 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 con...

Page 15: ...to 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 probe warning IT For correct...

Page 16: ...CC CV charging and assures maximum battery lifetime Nominal operating time is declared for battery with nominal capacity of 4 4 Ah Figure 1 4 Charger socket polarity The instrument automatically reco...

Page 17: ...of the charging current 1 3 1 Precharge On power up if the battery voltage is below the VLOWV threshold the charger applies 1 8 of the charging current to the battery The precharge feature is intende...

Page 18: ...hold typ 0 C TWARM Warm temperature threshold typ 60 C THTF Hot temperature threshold typ 75 C The charger continuously monitors battery temperature To initiate a charge cycle the battery temperature...

Page 19: ...before storage Charge the instrument battery pack to approximately 50 of capacity at least once every 6 months Transportation Always check all applicable local national and international regulations...

Page 20: ...for electrical test and measurement Functionality EN 61557 Electrical safety in low voltage distribution systems up to 1000 VAC and 1500 VAC Equipment for testing measuring or monitoring of protective...

Page 21: ...black blue green red Crocodile clip 6 pcs black 2 blue green red 2 Current clamp 1000 1 Current clamp low range leakage RS232 PS 2 cable USB cable Li ion battery pack 7 2 V 4400 mAh Type 18650T22A2S2P...

Page 22: ...N OFF key Switch instrument on off The instrument automatically switches off after 10 minutes of idle state no key pressed or any touchscreen activity Press and hold the key for 5 s to switch off the...

Page 23: ...ort 4 Charger socket 5 USB communication port Communication with PC USB 2 0 port 6 PS 2 communication port Communication with PC RS232 serial port Connection to optional measuring adapters Connection...

Page 24: ...use compartment cover 2 Fixing screws for battery fuse compartment cover 3 Back panel information label Figure 3 4 Battery and fuse compartment 1 Li ion battery pack Type 18650T22A2S2P Type 18650T22A2...

Page 25: ...MI 3155 EurotestXD Instrument description 24 4 SD card slot Figure 3 5 Bottom view 1 Neck belt openings 2 Stand for desktop use 3 Bottom information label 4 Serial number label...

Page 26: ...erator 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 whe...

Page 27: ...MI 3155 EurotestXD Instrument description 26 Figure 3 7 Alternative method Please perform a periodical check of the attachment...

Page 28: ...eturn to previous menu without changes abort measurements Option key is used to expand column in control panel Save key is used to store test results Auto Sequences key is used as shortcut key to ente...

Page 29: ...n 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 s i...

Page 30: ...phabetic 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 symbols...

Page 31: ...used for selected measurement Online voltages are displayed together with test terminal indication L and PE are active test terminals N terminal should also be connected for correct input voltage con...

Page 32: ...ages 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 stor...

Page 33: ...d 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 activ...

Page 34: ...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 PASS One or more Auto Sequence result...

Page 35: ...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 with...

Page 36: ...on with project files Refer to chapter 4 8 Workspace Manager for more information Auto Sequences groups Manipulation with lists of Auto Sequences Refer to chapter 4 9 Auto Sequence groups for more inf...

Page 37: ...nsumption can be set Figure 4 5 Power save menu Brightness Setting level of LCD brightness level Power saving at low level approx 15 LCD off time Setting LCD off after set time interval LCD is switche...

Page 38: ...nstrument can be set Figure 4 6 Setting date and time Note If the batteries are removed the set date and time will be lost 4 6 4 Workspace manager Refer to chapter 4 8 Workspace Manager for more infor...

Page 39: ...ended to change factory set administrator password after first use If the custom password is forgotten the second administrator password can be used This password always unlocks the Account manager an...

Page 40: ...is accessed by selecting Account manager in Sign in menu or User profile menu The account manager password must be entered and confirmed first Administrator password consists of letters and or numbers...

Page 41: ...ounts Figure 4 9 Account manager menu Options The Account manager menu is accessed by selecting Account manager in Sign in menu or User profile menu The account manager password must be entered and co...

Page 42: ...should be entered and confirmed Enters menu for editing user accounts Figure 4 10 Edit accounts menu Options Opens the window for adding a new user In the Add New window the name and initial password...

Page 43: ...thing system In some measuring functions the results and parameters are suited to the selected system RCD Standard EN 61008 EN 61009 IEC 60364 4 41 TN IT IEC 60364 4 41 TT BS 7671 AS NZS 3017 Used sta...

Page 44: ...s differ in various standards The trip out times defined in individual standards are listed below I N 1 I N 2 I N 5 I N General RCDs non delayed t 300 ms t 300 ms t 150 ms t 40 ms Selective RCDs time...

Page 45: ...5 Maximum test times related to selected test current for general non delayed RCD Standard I N I N 2 I N 5 I N EN 61008 EN 61009 500 ms 500 ms 200 ms 150 ms IEC 60364 4 41 1000 ms 1000 ms 150 ms 40 ms...

Page 46: ...et to initial factory values Figure 4 13 Initial settings menu Warning Following customized settings will be lost when setting the instruments to initial settings measurement limits and parameters glo...

Page 47: ...estXD Instrument operation 46 4 6 11 About In this menu instrument data name serial number firmware FW and hardware HW version fuse version and date of calibration can be viewed Figure 4 14 Instrument...

Page 48: ...pecific 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 differe...

Page 49: ...les can be read by METREL applications that run on other devices Exports are suitable for making backups of important works To work on the instrument an Export should be imported first from the list o...

Page 50: ...ens 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 mor...

Page 51: ...ns 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 information Ope...

Page 52: ...ocedure 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 confir...

Page 53: ...pened Workspace is marked with a blue dot The previously opened Workspace will close automatically 4 8 7 Deleting a Workspace Export Procedure Workspace Export to be deleted should be selected from th...

Page 54: ...ile 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 The imported Export file is added to the lis...

Page 55: ...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 Note...

Page 56: ...e groups menu In Auto Sequence groups menu lists of Auto Sequences are displayed Only one list can be opened in the instrument at the same time The list selected in the Auto Sequence groups menu will...

Page 57: ...st of Auto Sequences is marked with a blue dot Note Previously selected list of Auto Sequences is closed automatically 4 9 1 2 Deleting a list of Auto Sequences Procedure A list of Auto Sequences to b...

Page 58: ...hierarchy of Structure objects in the tree is shown on Figure 5 1 A list of available structure objects can be seen in Appendix D Structure objects Figure 5 1 Default tree structure and its hierarchy...

Page 59: ...other passed or failed single tests Empty 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 o...

Page 60: ...ure object has failed Not all measurements under selected structure object have been made yet All measurements under selected structure object are completed but one or more measurement result s has fa...

Page 61: ...interconnected so an active Workspace can be selected also in the Memory Organizer menu Procedure Press the active Workspace in Memory Organizer Menu Select List of Workspaces in Control panel Choose...

Page 62: ...ation of data in the Memory Organizer One Node is a must others are optional and can be created or deleted freely Procedure Press the active Workspace in Memory Organizer Menu Select Add New Structure...

Page 63: ...gle test start screen and 8 2 1 Auto Sequence view menu for more information Saves a measurement Saving of measurement on a position after the selected empty or finished measurement Clones the measure...

Page 64: ...equences Saves a measurement Saving of measurement under the selected Structure object View edit parameters and attachments Parameters and attachments of the Structure object can be viewed or edited R...

Page 65: ...ments The instrument displays comment attached to the selected Structure object or opens keypad for entering a new comment Deletes a Structure object Selected Structure object and sub elements can be...

Page 66: ...n 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 parameters t...

Page 67: ...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 seen o...

Page 68: ...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 can be...

Page 69: ...MI 3155 EurotestXD Memory Organizer 68 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 added...

Page 70: ...en 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 be...

Page 71: ...lier 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 tree m...

Page 72: ...bject 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 5 1...

Page 73: ...cloned as an empty measurement to the same level in the structure tree Parameters and limits of new measurement are the same as they are set in original measurement Its parameters limits can be chang...

Page 74: ...cation 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 structure obj...

Page 75: ...cted 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 Atta...

Page 76: ...in the structure tree Parameters and limits of new measurement are the same as they are set in original measurement Its parameters limits can be changed when measurement is started Procedure Select th...

Page 77: ...lected 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 elemen...

Page 78: ...easurement can be deleted from selected location in the tree structure Procedure Select a measurement to be deleted Select Delete in Control panel A confirmation window will appear Selected measuremen...

Page 79: ...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 to cha...

Page 80: ...lected 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 Rete...

Page 81: ...s 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 Memory...

Page 82: ...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 narro...

Page 83: ...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 a Str...

Page 84: ...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 Industrial group the Machine group the IT Medical group the IT...

Page 85: ...ast 9 made different single tests are displayed Expands control panel open more options 6 1 1 Single test measurement screens In the Single test measurement screens measuring results sub results limit...

Page 86: ...tests 85 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 FAIL indication Voltage monitor with...

Page 87: ...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 or li...

Page 88: ...t 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 Opens me...

Page 89: ...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 consists of...

Page 90: ...nt will be saved under the selected Structure object A new measurement was started from the Single test main menu saving under the last selected Structure object will be offered by default The user ca...

Page 91: ...changing parameters and limits Refer to chapter 6 1 2 Setting parameters and limits of single tests for more information on Adds comment to the measurement The instrument opens keypad for entering a...

Page 92: ...rmonics measurement results Options for editing graphs start screen or after measurement is finished Plot edit Opens control panel for editing graphs Increase scale factor for y axis Decrease scale fa...

Page 93: ...tion are displayed Type of inspection depends on type and profile of the instruments Figure 6 6 Inspection screen organisation Legend 1 Overall status of the inspection 2 Selected inspection 3 Item 4...

Page 94: ...reen during inspection Options during test Selects item Stops the inspection Applies a pass to the selected item or group of items Applies a fail to the selected item or group of items Clears status i...

Page 95: ...on t have the checked status Only inspections with overall statuses can be saved 6 1 7 3 Single test Inspection result screen Figure 6 9 Inspection result screen Options after inspection is finished S...

Page 96: ...s comment to the measurement The instrument opens keypad for entering a comment Opens help screens Refer to chapter 6 1 8 Help screens for more information 6 1 7 4 Single test inspection memory screen...

Page 97: ...ests 96 6 1 8 Help screens Help screens contain diagrams for proper connection of the instrument Figure 6 11 Examples of help screens Options Opens help screen on Goes to previous next help screen Bac...

Page 98: ...insulation resistance recalled results Options Retest Enters starting screen for a new measurement Refer to chapter 6 1 3 Single test start screen for more information Opens menu for viewing paramete...

Page 99: ...thing system 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...

Page 100: ...499 V High limit U139 Max voltage 0 V 499 V Low limit U239 Min voltage 0 V 499 V High limit 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...

Page 101: ...Example of Voltage measurement results in single phase system Figure 7 5 Example of Voltage measurement results in three phase system Measurement results sub results Single phase TN TT system Uln Vol...

Page 102: ...phase TN TT and IT system U12 voltage between phases L1 and L2 U13 voltage between phases L1 and L3 U23 voltage between phases L2 and L3 Freq frequency Field 1 2 3 correct connection CW rotation seque...

Page 103: ...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 Insulation measurement depends on Type Riso parameter setting see table below Type Riso parameter...

Page 104: ...MI 3155 EurotestXD Test and measurements 103 Connection diagrams Figure 7 7 Connections of 3 wire test lead and Tip commander UN 1 kV Figure 7 8 Connection of 2 5 kV test lead UN 2 5 kV...

Page 105: ...est 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 A longer press on key or a longer press on Start test option on...

Page 106: ...The standard 3 wire test lead Schuko test cable or Plug Tip commanders can be used Start the measurement Wait until object under test is fully discharged Save results optional Figure 7 12 Examples of...

Page 107: ...ex 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 additional infor...

Page 108: ...e used for the diagnostic test with nominal test voltages 1000 V For the 2500 V diagnostic test the two wire 2 5 kV test lead should be used Start the measurement Internal timer begins to increment Wh...

Page 109: ...current exceeds the value of 1 mA Figure 7 17 Varistor test main menu Measurement parameters limits 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 110: ...en testing at Range 1000 V If Range 2500 V is selected the two wire 2 5 kV test lead should be used for the Varistor test Start the measurement The measurement ends when the defined end voltage is rea...

Page 111: ...ure 7 21 R low measurement menu Measurement parameters limits Output1 LPE LN Bonding Rpe Local Limit R Max resistance Off 0 1 20 0 1 R low measurement depends on Output parameter setting see table bel...

Page 112: ...mains supply and discharge insulation as required Connect test leads see Figure 7 22 Start the measurement Save results optional Figure 7 23 Examples of R low measurement result Measurement results s...

Page 113: ...onnect 4 wire test lead to the instrument Disconnect tested installation from mains supply and discharge insulation as required Connect test leads to device under test see Figure 7 25 Use extension le...

Page 114: ...with low current Figure 7 27 Continuity resistance measurement menu Measurement parameters limits Sound On Off Limit R Max resistance Off 0 1 20 0 Instrument sounds if resistance is lower than the se...

Page 115: ...lts optional Figure 7 29 Examples of Continuity resistance measurement result Measurement results sub results R Resistance 7 8 1 Compensation of test leads resistance This chapter describes how to com...

Page 116: ...of test leads resistance procedure Enter R low or Continuity function Connect test cable to the instrument and short all test leads together see Figure 7 30 Touch the key to compensate leads resistan...

Page 117: ...l current sensitivity for special RCDs types 30 mA 6 mA d c 1 RCD type RCD type AC A F B B EV RCD1 MI RCD1 Use RCD PRCD selection fixed PRCD PRCD S PRCD K other Selectivity Characteristic G S x I N Mu...

Page 118: ...rent is used for measurement of contact voltage Contact voltage measurement is performed before trip out time current tests If limit voltage e g 50 V is reached during this pre test trip out test is a...

Page 119: ...pe and type of test current The 1 05 factor is applied to avoid negative tolerance of result See Table 7 2 for detailed contact voltage calculation factors RCD type Contact voltages Uc and Uc P propor...

Page 120: ...trument increases the test current in small steps through appropriate range as follows RCD type Slope range Waveform Start value End value AC EV MI a c part 0 2 I N 1 1 I N Sine A F I N 30 mA 0 2 I N...

Page 121: ...0 Figure 7 37 Examples of Trip out current measurement result Test results sub results I Trip out current Uc Contact voltage Uc I Contact voltage at trip out current I or no value if the RCD didn t tr...

Page 122: ...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 123: ...MI 3155 EurotestXD Test and measurements 122 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Figure 7 38 Individual steps in RCD Auto test...

Page 124: ...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 Step 8...

Page 125: ...est L PE L1 PE L2 PE L3 PE Uc P Contact voltage measurement with external probe Off On Earthing system Refer to chapter 4 6 8 Settings for more information Ia Ipsc Minimum fault current for selected f...

Page 126: ...rnal earthed point optional see Figure 7 41 Start the measurement Save results optional Figure 7 42 Examples of Loop impedance measurement result Measurement results sub results Z Loop impedance Ipsc...

Page 127: ...for more information Uc P Voltage between external earthed point and main earthing point P S and PE terminals see calculation below Un Input voltage range L PE 110 V 93 V UL PE 134 V 230 V 185 V UL PE...

Page 128: ...0 20 3 00 Test Selection of test L PE L1 PE L2 PE L3 PE Ia Ipsc Minimum short circuit current for selected fuse or custom value Refer to Fuse tables guide for detailed information on fuse data Connec...

Page 129: ...ctance of loop impedance Prospective fault current IPSC is calculated from measured impedance as follows Z k Un I SC PSC where Un Nominal UL PE voltage see table below ksc Correction factor Isc factor...

Page 130: ...factor Isc factor 0 20 3 00 Test 3 Selection of test L PE L1 PE L2 PE L3 PE I N 2 Rated RCD residual current sensitivity 10 mA 15 mA 30 mA 100 mA 300 mA 500 mA 1000 mA RCD type2 RCD type AC A F B B Se...

Page 131: ...ent Measurement procedure Enter the Zs rcd function Set test parameters limits Connect test cable to the instrument Connect 3 wire test lead or Plug commander to the object under test see Figure 7 47...

Page 132: ...rotection type parameter set to TN 3 Protection type parameter set to TTrcd Prospective fault current IPSC is calculated from measured impedance as follows Z k U I SC N PSC where Un Nominal UL PE volt...

Page 133: ...stom Fuse I Rated current of selected fuse Fuse t Maximum breaking time of selected fuse Test1 Test L PE L1 PE L2 PE L3 PE Ia Ipsc Minimum fault current for selected fuse or custom value 1 The measure...

Page 134: ...e object under test see Figure 7 51 and Figure 7 52 Start the measurement using or button Save results optional Figure 7 53 Examples of high precision Loop impedance measurement result Measurement res...

Page 135: ...t 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 to A...

Page 136: ...3 00 Test1 Test L N L L L1 N L2 N L3 N L1 L2 L1 L3 L2 L3 Earthing system Refer to chapter 4 6 8 Settings for more information Ia Ipsc Minimum short circuit current for selected fuse or custom value 1...

Page 137: ...ases prospective short circuit current Imin3p Minimal three phases prospective short circuit current Imax2p Maximal two phases prospective short circuit current Imin2p Minimal two phases prospective s...

Page 138: ...uit 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 1 10...

Page 139: ...se Isc factor Isc factor 0 20 3 00 Test1 Test L N L L L1 N L2 N L3 N L1 L2 L1 L3 L2 L3 Earthing system Refer to chapter 4 6 8 Settings for more information Ia Ipsc Minimum short circuit current for se...

Page 140: ...pedance Ipsc Prospective short circuit current Uln Voltage measured between C1 and C2 terminals R Resistance of line impedance XL Reactance of line impedance Prospective short circuit current is calcu...

Page 141: ...use Fuse t Maximum breaking time of selected fuse Ia Ipsc Minimum short circuit current for selected fuse or custom value Test1 Test Off L N L L L1 N L2 N L3 N L1 L2 L1 L3 L2 L3 1 The measuring result...

Page 142: ...t 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 current...

Page 143: ...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 00 3...

Page 144: ...ime of selected fuse I U 1 Rated current for U measurement custom value Isc factor Isc factor 0 20 3 00 Test 2 Test L N L L L1 N L2 N L3 N L1 L2 L1 L3 L2 L3 Earthing system Refer to chapter 4 6 8 Sett...

Page 145: ...see Figure 7 64 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 limits Con...

Page 146: ...ted 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 Fuse I o...

Page 147: ...N Rated RCD residual current sensitivity 10 mA 15 mA 30 mA 100 mA 300 mA 500 mA 1000 mA Selectivity Characteristic G S Phase2 Selection of test L1 L2 L3 I test Test current Standard Low Limit U Maxim...

Page 148: ...ble to the instrument Connect 3 wire test lead or Plug commander to the object under test see Figure 7 68 Start the Auto test Save results optional Figure 7 69 Examples of Zauto measurement results Me...

Page 149: ...3 wire test Figure 7 70 Earth menu Measurement parameters limits Limit Re Maximum resistance Off 1 5 k Connection diagrams Figure 7 71 Resistance to earth measurement of main installation earthing Fig...

Page 150: ...cable to the instrument Connect 3 wire test lead to the object under test see Figure 7 71 and Figure 7 72 Start the measurement Save results optional Figure 7 73 Examples of Earth resistance measurem...

Page 151: ...arameters limits Limit Re Maximum resistance Off 1 30 Connection diagram Figure 7 75 Contactless earthing resistance measurement Measurement procedure Enter the Earth 2 clamp function Set test paramet...

Page 152: ...nt result Measurement results sub results Re Earth resistance 7 22 Ro Specific earth resistance Figure 7 77 Earth Ro menu Measurement parameters limits Length Unit Length unit m ft Distance Distance b...

Page 153: ...1199 adapter to the instrument Connect test leads to earth probes see Figure 7 78 Start the measurement Save results optional Figure 7 79 Example of Specific earth resistance measurement result Measu...

Page 154: ...lamp adapter A1018 20 A A1019 20 A A1391 40 A 300 A Connection diagram Figure 7 81 Power measurement Measurement procedure Enter the Power function Set parameters limits Connect the 3 wire test lead a...

Page 155: ...ts 154 Figure 7 82 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 inductive...

Page 156: ...1018 20 A A1019 20 A A1391 40 A 300 A Limit THDu Max THD of voltage 3 10 Connection diagram Figure 7 84 Harmonics measurement Measurement procedure Enter the Harmonics function Set parameters limits C...

Page 157: ...7 85 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 harmoni...

Page 158: ...300 A Limit I1 1 Max differential leakage Off 0 1 mA 100 mA 1 Limit I1 setting is omitted if Ch1 clamp type is set to A1391 Connection diagram Figure 7 87 PE leakage and load current measurements Mea...

Page 159: ...MI 3155 EurotestXD Test and measurements 158 Figure 7 88 Examples of Current measurement result Measurement results sub results I1 PE leakage or load current...

Page 160: ...menu Measurement parameters limits Imax Isc1 Isc2 Maximum first fault leakage current Off 3 0 mA 19 5 mA Connection diagrams Figure 7 90 Measurement of highest First fault leakage current with 3 wire...

Page 161: ...Connect 3 wire test lead to the object under test see Figure 7 90 and Figure 7 91 Start the measurement Save results optional Figure 7 92 Examples of First fault leakage current measurement result Mea...

Page 162: ...t parameters limits Test Test mode MANUAL R MANUAL I AUTO R AUTO I Rstart Starting insulation resistance Auto 5 k 640 k Istart Starting fault current Auto 0 1 mA 19 9 mA t step Timer AUTO R and AUTO I...

Page 163: ...ion resistance1 until IMD alarms an insulation failure for L2 Press the or the key If IMD switches off voltage supply instrument automatically proceeds to the PASS FAIL NO STATUS indication Use to sel...

Page 164: ...dication Press or the key to confirm selection and complete the measurement Save results optional Starting and ending insulation resistances are determined by selection of IMD test sub function and te...

Page 165: ...tion resistance is given as 1 2 1 2 1 2 where UL1 L2 is line line voltage The calculated first fault current is the maximum current that would flow when insulation resistance decreases to the same val...

Page 166: ...PE conductor resistance Figure 7 96 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 Figure...

Page 167: ...eters limits Connect test cable to the instrument Connect 3 wire test lead or Plug commander to the object under test see Figure 7 97 Start the measurement Save results optional Figure 7 98 Examples o...

Page 168: ...klux Probe positioning Figure 7 100 LUXmeter probe positioning Measurement procedure Enter the Illumination function Set test parameters limits Connect illumination sensor A 1172 or A 1173 to the inst...

Page 169: ...following Step 1 The DUT is connected to supply voltage via an external socket The instrument monitors the voltage on supply or internal connections and internally stores the peak voltage value Step 2...

Page 170: ...nciple Connection diagram Figure 7 104 Discharging time measurement Measurement procedure Enter the Discharging time function Set test parameters limits Connect 3 wire test lead to the instrument and...

Page 171: ...MI 3155 EurotestXD Test and measurements 170 Figure 7 105 Discharging time results Measurement results sub results t Discharging time Up Peak value of voltage at disconnection time...

Page 172: ...lectivity Characteristic 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 mea...

Page 173: ...ble to the instrument Connect 3 wire test lead or Plug commander to the object under test see Figure 7 107 Start the Auto test Save results optional Figure 7 108 Examples of AUTO TT measurement result...

Page 174: ...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 I test Test current Standard Low...

Page 175: ...wire test lead or Plug commander to the object under test see Figure 7 110 Start the Auto test Save results optional Figure 7 111 Examples of AUTO TN RCD measurement results Measurement results sub r...

Page 176: ...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 Limit U Maximum voltage drop 3 0 9 0 Limit Rpe Max re...

Page 177: ...wire test lead or Plug commander to the object under test see Figure 7 113 Start the Auto test Save results optional Figure 7 114 Examples of AUTO TN measurement results Measurement results sub resul...

Page 178: ...or 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 U Maximum voltage drop 3 0 9 0 Rmi...

Page 179: ...re 7 117 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 single fault between L1 PE Isc2...

Page 180: ...es 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 7 118 Locator...

Page 181: ...er menu Connect test cable to the instrument Connect 3 wire test lead or Plug commander to the tested object see Figure 7 119 and Figure 7 120 Press the key Trace lines with receiver in IND mode or re...

Page 182: ...Visual Functional inspection test circuit Visual Functional inspection procedure Select the appropriate inspection test from Visual or Function menu Start the inspection Perform the inspection of the...

Page 183: ...n on programming Auto Sequences On the instrument parameters and limits of individual single test in the Auto Sequence can be changed set 8 1 Selection of Auto Sequences The Auto Sequence list from Au...

Page 184: ...uto Sequences on base of their Name or Short code Procedure Search function is available from the active Auto Sequence group header line Select Search in control panel to open Search setup menu The pa...

Page 185: ...Sequence group according to the set filters The results are shown in the Search results screen presented on Figure 8 1 Figure 8 1 Search results screen left Auto Sequence selected right Options Next...

Page 186: ...o Sequences in main Auto Sequences menu Options The original Auto Sequence A shortcut to the original Auto Sequence Enters menu for more detail view of selected Auto sequence This option should also b...

Page 187: ...to Sequence are displayed The header contains Name Short code and description of the Auto Sequence Before starting the Auto Sequence test parameters limits of individual measurements can be changed No...

Page 188: ...to Sequence name 2 Header 3 Single tests 4 Parameters limits of selected single test 5 Control panel available options Options Selects single test Opens menu for changing parameters and limits of sele...

Page 189: ...at the end of each individual measurement 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 of actions control...

Page 190: ...information Exits the loop of single tests and proceeds to the next step in the Auto Sequence The offered options in the control panel depend on the selected single test its result and the programmed...

Page 191: ...is displayed Refer to chapter 5 1 1 Measurement statuses for more information Figure 8 7 Auto Sequence result screen Legend 1 Overall PASS FAIL status 2 Short code 3 Auto Sequence name 4 Single tests...

Page 192: ...uto Sequence was selected in structure tree viewed and then restarted A new Auto Sequence result will be saved under the selected Structure object Adds comment to the Auto Sequence The instrument open...

Page 193: ...92 Figure 8 9 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 Sequence...

Page 194: ...interface 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 conn...

Page 195: ...e name of correctly configured Bluetooth device must consist of the instrument type plus serial number e g MI 3155 12240429I If the Bluetooth module got another name the configuration must be repeated...

Page 196: ...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 with...

Page 197: ...1 1 Position of screws to open battery fuse compartment 11 1 Fuse replacement There are three fuses under back cover of the EurotestXD instrument F1 M 0 315 A 250 V 20 5 mm This fuse protects internal...

Page 198: ...and or operator s safety impaired 11 2 Battery pack insertion replacement Procedure Remove the battery pack from battery compartment Remove foam if were inserted under the battery pack Press to unloc...

Page 199: ...housing To clean the surface of the instrument or accessory use a soft cloth slightly moistened with soapy water or alcohol Then leave the instrument or accessory to dry totally before use Warnings Do...

Page 200: ...reading 200 999 1 10 of reading Uiso 2500V R iso Riso Insulation resistance Measuring range Resolution Accuracy 0 00 M 19 99 M 0 01 M 5 of reading 3 digits 20 0 M 199 9 M 0 1 M 5 of reading 200 M 999...

Page 201: ...00 0 0 1 5 of reading For Riso R60 and Um sub results technical specifications defined in chapter 12 1 R iso R iso all Insulation resistance apply 12 3 R low R low 4W Resistance of earth connection an...

Page 202: ...or pulsed test current 2 mA typical RCD type non delayed S time delayed PRCD PRCD K PRCD S EV MI RCD Test current starting polarity 0 or 180 Voltage range 93 V 134 V 16 Hz 400 Hz 185 V 266 V 16 Hz 400...

Page 203: ...accuracy is valid if mains voltage is stabile during the measurement and PE terminal is free of interfering voltages Specified accuracy is valid for complete operating range Test current max 0 5 I N...

Page 204: ...p out time Measuring range ms Resolution ms Accuracy 0 300 1 3 ms Uc Uc I Contact voltage Measuring range V Resolution V Accuracy 0 0 19 9 0 1 0 15 of reading 10 digits 20 0 99 9 0 1 0 15 of reading L...

Page 205: ...ge 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 k 9 99 k 10 10 0 k 23 0 k 100 Ulpe Voltage Measuring range V Resolution V...

Page 206: ...lt loop resistance measurement 10 0 99 9 0 1 100 999 1 1 00 k 9 99 k 10 10 0 k 23 0 k 100 Ulpe Voltage Measuring range V Resolution V Accuracy 0 550 1 2 of reading 2 digits Uc P Contact voltage at Ips...

Page 207: ...ment 1 0 99 9 0 1 100 999 1 1 00 k 99 99 k 10 100 k 199 k 1000 Uln Voltage Measuring range V Resolution V Accuracy 0 550 1 2 of reading 2 digits Test current at 230 V 20 A 10 ms Nominal voltage range...

Page 208: ...nce and prospective short circuit current 12 10 Voltage Drop 12 13 Rpe PE conductor resistance 12 22 ISFL First fault leakage current and 12 23 IMD 12 13 Rpe PE conductor resistance RCD No R PE conduc...

Page 209: ...g 10 digits Open circuit voltage 30 VAC Short circuit current 30 mA Test voltage frequency 125 Hz Test voltage shape sine wave Noise voltage indication threshold 1 V 50 worst case Automatic measuremen...

Page 210: ...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 1 k RC and RP values are indicative Principle 2 d Re where Re is a measured resistance in 4 wire method and d is dist...

Page 211: ...e 14 Hz 500 Hz Result displayed 1 2 3 or 3 2 1 12 17 2 Voltage Online terminal voltage monitor Measuring range V Resolution V Accuracy 0 550 1 2 of reading 2 digits Result type True r m s TRMS Nominal...

Page 212: ...Resolution V Accuracy 0 2500 1 3 of reading 3 digits Uac AC voltage Measuring range V Resolution V Accuracy 0 1562 1 Consider accuracy of DC voltage Measurement principle d c voltage ramp Test voltage...

Page 213: ...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 Measuring ra...

Page 214: ...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 Function s...

Page 215: ...IMD t1 t2 s Resolution s Accuracy 0 00 19 99 0 01 0 01 s 20 0 99 9 0 1 0 1 s Nominal voltage ranges 93 V UL1 L2 134 V 185 V UL1 L2 266 V See chapter 7 27 IMD Testing of insulation monitoring devices...

Page 216: ...Resolution V Accuracy 0 550 1 5 of reading 3 digits High limits 1 s 5 s Threshold voltage 34 V 60 V 120 V Input resistance 20 M 12 26 Auto Sequences Refer to each individual test measurement for detai...

Page 217: ...ndensing Storage conditions Temperature range 10 C 70 C Maximum relative humidity 90 RH 10 C 40 C 80 RH 40 C 60 C Locator Locator supports inductive mode Maximum operation voltage 440 V a c Communicat...

Page 218: ...are the 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 res...

Page 219: ...its Protection type Protection type No Automatic disconnection Class II Electrical separation SELV PELV Measurement procedure Enter the Visual Test function Set test parameters limits Perform the visu...

Page 220: ...rity 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 Step 7 trip out...

Page 221: ...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 15 7 5 5 3 7 5 15 30 30 30 60 60 75 150 150 30 15 10 5 15 30 42 60 60 8...

Page 222: ...cessory 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 commander...

Page 223: ...rument 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 Opera...

Page 224: ...can be connected via the rear connector Traced object must be energized when working with the EurotestXD Detectors Operation In built inductive sensor IND Tracing hidden wires Current clamp optional C...

Page 225: ...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 condu...

Page 226: ...r 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 Teleph...

Page 227: ...MI 3155 EurotestXD Appendix D Structure objects 226 Symbol Default name Description Level 1 Level 1 Level 2 Level 2 Level 3 Level 3 Varistor Varistor LS connection LS connection Machine Machine...

Page 228: ...urotestXD Appendix E Default list of AutoSequences 227 Appendix E Default list of Auto Sequences Default list of Auto Sequences for MI 3155 Eurotest XD instrument is available on Metrel home page www...

Page 229: ...me Tab of Metrel ES Manager PC SW Auto Sequence editor workspace is divided in four main areas On the left side structure of selected group of Auto Sequence is displayed In the middle part of the work...

Page 230: ...er Figure F 3 Example of a measurement step Figure F 4 Example of an Auto Sequence result F 2 Managing groups of Auto Sequences The Auto Sequences can be divided into different user defined groups of...

Page 231: ...ders Auto Sequences Toggle between Search by name within Auto Sequence group and normal view See chapter F 4 Search within selected Auto Sequence group for details Group of Auto Sequences operation op...

Page 232: ...Creates shortcut to selected Auto Sequence Double click on the object name allows it name edit DOUBLE CLICK Auto Sequence name Edit Auto Sequence name Folder name Edit folder name Drag and drop of the...

Page 233: ...on Figure F 6 appear on the screen Editing options are Name Edit or change the name of Auto Sequence Description Any text for additional description of Auto Sequence can be entered Image Image presen...

Page 234: ...sented on Figure F 7 appear on the screen By entering the text into search box found results are automatically highlighted with yellow background Search functionality is implemented in Folders Subfold...

Page 235: ...t Other Flow commands can also be added to the Result step F 5 2 Single tests Single tests are the same as in Metrel ES Manager Measurement menu Limits and parameters of the measurements can be set Re...

Page 236: ...y Auto Sequence step Changing position of flow command within measurement step By a click on an element and use of and keys Viewing changing parameters of flow commands or single tests By a double cli...

Page 237: ...ause command with text message or picture can be inserted anywhere in the measuring steps Warning icon can be set alone or added to text message Arbitrary text message can be entered in prepared field...

Page 238: ...mmand to proceed Auto The test sequence automatically proceeds Result screen This flow command controls the proceeding after the Auto Sequence has ended Parameters Auto save Auto Sequence results are...

Page 239: ...Inspection Editor workspace is entered by selecting icon from Auto Sequences main menu It is divided in two main areas as presented on Figure 12 8 Custom Inspection Name and Scope of inspection Visua...

Page 240: ...d to select letters and words Position cursor and double click to select word of the name Actions could be performed with keyboard also Press right mouse button to activate Edit menu and select approp...

Page 241: ...and select appropriate action as presented on the left figure Menu is case sensitive options currently not available are greyed out Edit Type of Item task Click to Item Type field to open selection me...

Page 242: ...sh Refresh content of already opened Inspection Data file Browse for custom Inspection file Menu for browsing to folder location of new Inspection Data file is opened After confirmation of selection n...

METREL EurotestXD MI 3155, Instruction Manual, Page: 151 / 242

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