USER`S MANUAL
Contents
1. Reference error 5 of R 8D Operating error 6 of R 10 D Test current about 10 A at 230 V 50 Hz 4 wire connection no Copyright O 2009 ILLKO s r o User s Manual ZEROLINE 60 Line resistance Quick method Measuring range 0 00 Q 20 00 Q Operating range of use 0 20 Q 20 00 Q according to EN 61557 3 Resolution 0 01 Q Reference error 3 of R 5 D Operating error 4 of R 5 D Test current about 10 A at 230 V 50 Hz about 18 A at 400 V 50 Hz 4 wire connection yes Line impedance positive negative half waves 10 18 A Measuring range 0 000 Q 5 000 Q Operating range of use 0 057 Q 5 000 Q according to EN 61557 3 Resolution 0 001 Q Reference error 2 5 of R 10 D Operating error 3 5 of R 15 D Test current about 10 A at 230 V 50 Hz about 18 A at 400 V 50 Hz 4 wire connection yes Voltage L PE Measuring range 200 V 440 V Resolution 1V Reference error 2 of R 3 D Operating error 3 of R 5 D Voltage L N L L Measuring range 200 V 440 V Resolution 1V Reference error 2 of R 3 D Operating error 3 of R 5 D Copyright 2009 ILLKO s r o 19 User s Manual ZEROLINE 60 Prospective short circuit current Ix Measuring range 2 3 A2. 23 kA Resolution O1A 1A 10A Reference error Z measurement reference error 2 D Operating error Z measurement operating error 2 D Ultra 230 V if UL L PE 200 V 265 V Leena 400 V if UL 345 V 440 V Frequency f Measuring range 48 00 52 00 Hz Resolution 0 01 Hz Reference error 2 of R 10 D Operating error 3 of R 10 D Notes R Reading D Digit 9 ECOLOGY Transportation packing It is made of corrugated board it is recyclable Instrument This symbol signifies that the product should not be thrown away to Dz municipal waste at end of life E Please dispose of this product according to the relevant statutory requirements Copyright 2009 ILLKO s r o Copying or any other way of duplication of this User s Manual or its parts is allowed with antecedent written permission of ILLKO s r o only 09 09 R4 E Copyright 2009 ILLKO s r o 20
3. Measurement result if impedance resistance measurement was carried out Additional readings see 4 4 Bar graph of dispersion of measured values A The change of measuring mode and or test current is possible only if Display is selected e Display Il mains voltage ULpe UL n and frequency are displayed e Display Ill all values referred to performed measurement are displayed e Measured impedance Z or resistance R e 1 5x measured impedance Z4 5 or resistance R 5 where 1 5 is safety coefficient in some countries Zyax Or Rmax max value of Z or R which takes into consideration operating error of the ZEROLINE 60 e Prospective short circuit current Ix 4 4 Setting of Display and setting of language It is possible to select two additional readings which will be displayed on two modifiable lines of the Display l e Prospective short circuit current Ix e 1 5x measured impedance Z4 5 or resistance R 5 where 1 5 is safety coefficient in some countries e Zmax or Rmax max value of Z or R which takes into consideration operating error of the ZEROLINE 60 e Resistive part of impedance R e Voltage ULn Use the 6 FCE key to select modifiable line Pointer marks first line Select the required reading by using the 5 MOD key and 2 ltesr key Use the 6 FCE key again to select another modifiable line Pointer marks second line Select the required reading by using the 5 MOD key and 2 ltesr key It is possib
4. not possible to avoid unexpected tripping out of any RCD Therefore make sure before measurement that in measured installation there are not operating appliances which could be damaged which could lost data or which could cause any other damage and or injury as consequence of power failure caused by RCD trip out Connection and measurement procedure is similar as described in chapter 5 1 and 5 4 Proper measuring mode see chapter 4 1 must be selected It is also possible to use standard test cable in 230 V mains outlet In such case stack banana plugs of blue test leads N U and N I and connect it to N terminal stack banana plugs of black test leads L U and L I and connect it to L terminal stack banana plugs of yellow test leads PE U and PE l and connect it to PE terminal Test current is about 10 A at 230 V 50 Hz Measurement is disabled if voltage is 400 V 6 MAINTENANCE SERVICE CALIBRATION Maintenance Regularly check the technical safety and integrity of insulation of measuring cables plastic case and all accessories Plastic case should not be polluted with substances which can noticeably degrade case s insulation quality Use soft cloth slightly moistened with lukewarm soap water for plastic case cleaning Do not spill cleaning liquid over the instrument Do not use cleaning liquids based on petrol hydrocarbons etc Wait until the instrument becomes totally dry before using it AN Do not expose the instrument to temperature
5. repetitive pressing releasing of the 4 DISP key Copyright 2009 ILLKO s r o 8 User s Manual ZEROLINE 60 L1 N PE j i ZEROLINE 60 A Fault loop impedance in 230 V outlet by means of optional test cable 5 2 Fault loop impedance in 230 V and 400 V outlet by means of standard test cable 1 Connect connector of test cable to the ZEROLINE 60 2 Stack banana plugs of black test leads L U and L I and connect it to black test tip 3 Stack banana plugs of blue test leads N U and N I and yellow test leads PE U and PE l and connect it to blue test tip 4 Connect blue test tip to PE terminal and black test tip to L terminal Do not touch conductive parts of test tips 5 Select measuring mode see 4 1 test current see 4 2 and possibly Display see 4 4 Press the 3 START key and release it Measurement starts Result is displayed on LCD after measurement Is finished It is possible to display additional measured values by repetitive pressing releasing of the 4 DISP key et Copyright 2009 ILLKO s r o 9 User s Manual ZEROLINE 60 L1 N gt UL Fault loop impedance in 230 V and 400 V outlet by means of standard test cable 5 3 Line impedance in 230 V and 400 V outlet by means of standard test cable 1 Connect connector of test cable to the ZEROLINE 60 2 Stack banana plugs of black test leads L U and L I and connect it to black test tip 3 Stack banana plugs
6. yes Fault loop impedance positive negative half waves 10 A Measuring range 0 000 Q 5 000 Q Operating range of use according to EN 61557 3 0 060 Q 5 000 Resolution 0 001 Q Reference error 3 of R 10 D Operating error 4 of R 15D Test current about 10 A at 230 V 50 Hz 4 wire connection yes Copyright 2009 ILLKO s r o 17 User s Manual ZEROLINE 60 Fault loop impedance positive negative half waves 20 A Measuring range 0 000 Q 3 000 Operating range of use according to EN 61557 3 0 040 Q 3 000 Q Resolution 0 001 Q Reference error 3 of R 8D Operating error 4 of R 10 D Test current about 20 A at 230 V 50 Hz 4 wire connection yes Fault loop impedance positive negative half waves 30 A Measuring range 0 000 Q 1 500 Q Operating range of use according to EN 61557 3 0 038 Q 1 500 Q Resolution 0 001 Q Reference error 2 of R 8D Operating error 3 of R 10 D Test current about 30 A at 230 V 50 Hz 4 wire connection yes Fault loop resistance no trip out of RCD in RCD protected installation Measuring range 0 00 Q 20 00 Q Operating range of use according to EN 61557 3 0 42 Q 20 00 Q Resolution 0 019
7. 12 Test tip blue 1x Neck strip 1x User s Manual 1x Calibration certificate 1x 2 4 Optional accessories P6120 Bag for the instrument and for some accessories P2071 Test cable with 230 V Euro Schuko plug P4011 Crocodile clip black P4013 Crocodile clip green yellow P3011 Test tip black P3012 Test tip blue 3 PUTTING INTO OPERATION 3 1 Connecting to mains voltage Make sure that the ZEROLINE 60 measuring cables and all other accessories are in flawless condition e g no damaged insulation no broken cables or plugs etc before each connection of the instrument to measured installation If there is any reason to believe that safe operation has become impossible put the instrument out of operation and secure it against any unintended operation otherwise using of the instrument may be dangerous for operator for installation under test or for the instrument The ZEROLINE 60 is intended for measurements in 230 V 50 Hz L N L PE voltage and 400 V 50 Hz L L voltage TT system and TN system The instrument has no power switch it is powered from measured installation Use only original standard or optional accessories supplied with the instrument 1 The ZEROLINE 60 automatically checks if measuring cables are connected properly to measured installation Wrong connection is reported by warning displayed on the LCD Warning is also display if measuring cables are connected to voltage lt about 200 V 50
8. Hz or gt about 450 V 50 Hz Copyright O 2009 ILLKO s r o 5 User s Manual ZEROLINE 60 4 CONFIGURATION The configuration of the ZEROTEST 60 can be done before measurement The configuration is written to non volatile memory and remains valid until next change is done It is possible to change measuring method test current displayed results and language Note language selection may not be available in some firmware releases 4 1 Measuring mode Following measuring modes can be cyclically selected by the 5 MOD key e Quick method suitable for quick measurements where no highest possible accuracy and resolution is required Test current is hard set to about 10 A at 230 V 90 Hz and about 18 A at 400 V 50 Hz The 2 Itest key is not functional in this mode e Positive negative half waves it is possible to set test current to about 10 20 and 30 A at 230 V 50 Hz by the 2 lresr key The higher test current is set the higher accuracy of measurement is achieved If the mains voltage is 400 V 50 Hz test current is hard set to about 18 A Resolution is 0 001 Q e No trip out of RCD in RCD protected installation the ZEROLINE 60 automatically injects DC current which temporarily disables RCD to the measured installation before and during fault loop resistance measurement Function of RCD is restored automatically after finishing of measurement Test current is about 10 A at 230 V 50 Hz Measurement is disabled i
9. USER S MANUAL ZEROLINE 60 qT ILLKO User s Manual ZEROLINE 60 CONTENTS k TNIRODUCTION tica acacia 2 dail SO MEN ai 2 PAE eK A A A E 2 13 Purpose Or MeZEROLINE GOs n NEN 3 o A 3 2 ADE SCRIP HON FT HE INS TRUMEN srta 3 Dy Me Re CL ICS SCRIP OM es O 3 DD EOE A O O A 4 A AAA A E a irra E 5 DA ODUM ACCES A A A A 5 AUN IN TOORE RA TION Sais 5 Sl Conmmectine to Mas ONAG is a A e 5 A CONMGURATION iia 6 A A 6 A OSU CURR CIID acid laica 6 DE PFOP O arms ne me er ne A P o 7 4 4 Seting of Display Land setting Of lan Guage iii 7 AIM ASUREMEN Sa 8 5 1 Fault loop impedance in 230 V outlet by means of optional test cable ooooonnnnnnncnnno 8 5 2 Fault loop impedance in 230 V and 400 V outlet by means of standard test cable 9 5 3 Line impedance in 230 V and 400 V outlet by means of standard test cable 10 5 4 Fault loop ampedancean swit hboard ien aa A A 11 0 MS amped ance mS E E E 12 SiO ie Part Te SUS AINC oses a e a a iR 13 5 7 Fault loop resistance no trip out of RCD in RCD protected installati0n oooomo 14 6 MAINTENANCE SERVICE CALIBRADO NN si 15 RUSS Ai 16 s LBC HNIC ALS PECIPICATI N si alle 17 e PRE E e cll datar dlrs ici 17 COS ener ee re A CET oN PCO 17 AP o o 20 Copyright O 2009 ILLKO s r o 1 User s Manual ZEROLINE 60 1 INTRODUCTION 1 1 Safety Read this User s Manual carefully and compl
10. d to connect the instrument to voltage without secured fuse cover Copyright 2009 ILLKO s r o 16 User s Manual ZEROLINE 60 8 TECHNICAL SPECIFICATION 8 1 General data Protective class Il double insulation Over voltage class CAT 111 300V Pollution degree cocccoccocccoccconcco 2 Degree of protection IP 40 Reference condition Line voltage 230 Vt1 50 Hz11 Ambient temperature 23 2 C Humidity 45 55 RH 23 C POSI Mata see aE arbitrary Operating condition Line voltage 200 440 V 50 Hz Ambient temperature 0 C 40 C 8 2 Functions Fault loop resistance Quick method Humidity max 75 RH 23 C condensation not allowed Quiescent CUTE escu estaa epale eben Terre ere about 25 mA 230 V 50 Hz Fuses power supply F315 mA 500 V load 16 3 A 500 V Dimensions 150 x 190 x 70 mm A iinan about 1 6 kg Case resistance to temperature 70 C Storage temperature storage humidity di 10 C 50 C max 75 RH Measuring range 0 00 Q 20 00 Q Operating range of use according to EN 61557 3 0 20 Q 20 00 Q Resolution 0 019 Reference error 3 of R 5D Operating error 4 ofR 5D Test current about 10 A at 230 V 50 Hz 4 wire connection
11. easuring procedure is the same as described in chapter 5 3 except connection of test leads according to the following picture Copyright 2009 ILLKO s r o 13 User s Manual ZEROLINE 60 L1 _ ___ gn N FE Earth resistance alternative method Resistance Re comprises of earth resistance and L conductor resistance It means that earth resistance Re is lower than measured value Re and can be calculated more accurately Ri Re Re 2 Re Earth resistance Q Re Line resistance including resistance of L conductor QO Ri Line resistance Q 5 7 Fault loop resistance no trip out of RCD in RCD protected installation High test current applied during fault loop impedance measurement normally causes trip out of RCD The ZEROLINE 60 offer function which enables measurement of fault loop impedance in Copyright O 2009 ILLKO s r o 14 User s Manual ZEROLINE 60 circuit equipped with RCD If mentioned function is selected then instrument automatically injects DC current which temporarily disables RCD to the measured installation before and during fault loop resistance measurement Function of RCD is restored automatically after finishing of measurement Test current is about 10 A at 230 V 50 Hz Measurement is disabled if voltage is 400 V WARNING Described method is not applicable both for electronic RCDs and for B type smooth DC current RCDs Even in other cases it is
12. es by repetitive pressing releasing of the 4 DISP key oS Copyright 2009 ILLKO s r o 11 User s Manual ZEROLINE 60 L1 L2 L3 N PE Fault loop impedance in switchboard 5 5 Line impedance in switchboard 1 Connect connector of test cable to the ZEROLINE 60 2 Connect yellow test leads PE U and PE I by means of crocodile clips to N conductor 3 Connect blue test leads N U and N I by means of crocodile clips to N conductor 4 Connect black test leads L U and L I by means of crocodile clips to L conductor You can use test tips instead of crocodile clips if necessary Do not touch conductive parts of crocodile clips or test tips 5 Select measuring mode see 4 1 test current see 4 2 and possibly Display see 4 4 Press the 3 START key and release it Measurement starts Result is displayed on LCD after measurement Is finished It is possible to display additional measured values by repetitive pressing releasing of the 4 DISP key oO Copyright 2009 ILLKO s r o 12 User s Manual ZEROLINE 60 L1 L2 L3 i H i h i ji a 2 AAAA Hd N PE N U ae cs EAA ZEROLINE co inka Line impedance in switchboard 5 6 Earth resistance This alternative method is usable if mains voltage is available in the place of measurement Two measurements should be carried out 1 Line resistance Ri as described in chapter 5 3 2 Resistance Re M
13. etely and follow all instructions A contained therein Otherwise using of the instrument may be dangerous for operator for installation under test or for the instrument If there is reason to believe that safe operation has become impossible put the instrument out of operation and secure it against any unintended operation Safe operation must be presumed to be no longer possible if The instrument does not operate properly any longer The instrument cables connectors plugs or accessories exhibits visible damages The instrument was stored under unfavourable conditions for a long period The instrument was exposed to extraordinary stress caused by transport Observe the following safety precautions Make sure that the instrument measuring cables and all other accessories are in flawless condition e g no damaged insulation no broken cables or plugs etc Connect the ZEROLINE 60 to the mains voltage only for the period of time necessary for the carrying out of a measurement The maximum allowed connection time is 5 minutes if the mains voltage is gt 250 V 50 Hz The instrument must then be disconnected from mains voltage not less then 5 minutes Only a trained skilled person who is familiar with hazardous voltage operations can handle the ZEROLINE 60 It is necessary to respect all safety regulations applicable to particular measurement Use only original standard or optional accessories supplied with the instrument b
14. f voltage is 400 V i The change of measuring mode is possible only if Display is selected see chapter 4 3 Display options 4 2 Test current The ZEROLINE 60 enables to select three levels of test current The higher test current is set the higher accuracy of measurement is achieved The higher test current causes naturally faster warming of some components inside the instrument The higher test current can in some cases cause shutting off of fuses and or circuit breakers in tested installation especially those with lower short circuit current ratings Test current can be cyclically selected by the 2 lresr key Selectable values are about 10 20 and 30 A at 230 V 50 Hz It is not possible to select test current in the following cases e lf the mains voltage is 400 V 50 Hz test current is hard set to about 18 A at 400 V 50 Hz e lf quick measuring method is selected test current is hard set to about 10 A at 230 V 50 Hz and about 18 A at 400 V 50 Hz e If no trip out of RCD is selected test current is hard set to about 10 A i The change of test current is possible only if Display is selected see chapter 4 3 Display options Copyright 2009 ILLKO s r o 6 User s Manual ZEROLINE 60 4 3 Display options The ZEROLINE 60 enables to select one of three sets of displayed results parameters cyclically by the 4 DISP key e Display there are displayed e Test current Measuring mode
15. fterwards The displayed impedance has low uncertainty and high accuracy as a result of described method The high number of measuring cycles during each measurement increases the accuracy but it causes higher power dissipation of some components inside the instrument too If temperature inside exceeds allowed limit the message TEMPERATURE OVER is displayed and measurement is blocked until the temperature drops down In order operator would not be detained due to overheating of the instrument it is not recommended to repeat measurements unnecessarily Dispersion of measured values can be checked on the bar graph in bottom right part of the LCD Dispersion of constituent sets of measurements are represented by columns of different height if Display is selected If measurement was carried out and there were no significant disturbances height of all columns is approximately similar If their height is noticeably different there were significant disturbances present during measurement 5 1 Fault loop impedance in 230 V outlet by means of optional test cable 1 Connect connector of test cable to the ZEROLINE 60 2 Connect plug of test cable to tested 230 V outlet 3 Select measuring mode see 4 1 test current see 4 2 and possibly Display see 4 4 4 Press the 3 START key and release it Measurement starts 5 Result is displayed on LCD after measurement Is finished 6 It is possible to display additional measured values by
16. le to select language Use the 6 FCE key again to select language Pointer marks currently selected language Select the required language by using the 5 MOD key and 2 ltesr key Note language selection may not be available in some firmware releases Use the 6 FCE key again Pointer disappears settings are thereby finished Copyright 2009 ILLKO s r o Y User s Manual ZEROLINE 60 5 MEASUREMENTS Accuracy of fault loop line impedance measurement significantly depends on short term mains voltage stability during measurement If there are disturbances present in measured installation during measurement by means of standard measuring instrument the result of impedance measurement is often distorted and the accuracy of measurement can be quite poor Due to the fact that disturbances are often random it is almost impossible to find proper moment for measurement Therefore if impedance measurement should be precise it should be repeated more times and from obtained result should be then selected the result which is likeliest for example value which was obtained most often Such measurement can be adversely affected by operator especially if high dispersion of measured values exists In comparison with above mentioned the ZEROLINE 60 executes automatically during each measurement up to few tens of measuring cycles which are carried out in a longer period of time Obtained set of measured values is mathematically processed a
17. of blue test leads N U and N I and yellow test leads PE U and PE l and connect it to blue test tip 4 Connect blue test tip to N terminal and black test tip to L terminal Do not touch conductive parts of test tips 5 Select measuring mode see 4 1 test current see 4 2 and possibly Display see 4 4 6 Press the 3 START key and release it Measurement starts 7 Result is displayed on LCD after measurement Is finished 8 It is possible to display additional measured values by repetitive pressing releasing of the 4 DISP key Copyright 2009 ILLKO s r o 10 User s Manual ZEROLINE 60 Line impedance in 230 V and 400 V outlet by means of standard test cable 5 4 Fault loop impedance in switchboard 1 Connect connector of test cable to the ZEROLINE 60 2 Connect yellow test leads PE U and PE I by means of crocodile clips to PE conductor 3 Stack banana plugs of blue test leads N U and N I and connect it by means of crocodile clip to N conductor 4 Connect black test leads L U and L I by means of crocodile clips to L conductor You can use test tips instead of crocodile clips if necessary Do not touch conductive parts of crocodile clips or test tips 5 Select measuring mode see 4 1 test current see 4 2 and possibly Display see 4 4 Press the 3 START key and release it Measurement starts Result is displayed on LCD after measurement is finished It is possible to display additional measured valu
18. s over 70 C otherwise the plastic case can be damaged Calibration Measuring instruments should be regularly calibrated We recommend interval of calibration 1 year Furthermore we recommend carrying out calibration after each repair Copyright O 2009 ILLKO s r o 15 User s Manual ZEROLINE 60 Service AN Unauthorized persons are not allowed to open the ZEROLINE 60 There are no replaceable components inside the instrument except fuses see chapter 7 Any claims for guarantee will become invalid in the event of damage that results from non observance of the User s Manual We do not accept responsibility for such damage Contact your local distributor for further information 7117 ILLKO M sro Manufacturer ILLKO s r o Masarykova 2226 678 01 Blansko Czech Republic tel fax 420 516 417 355 e mail illko illko cz http www illko cz 7 FUSES The ZEROLINE 60 includes three fuses replaceable by user e F1 F 315 mA 500 V 32 x 6 3 mm Power supply of the instrument lf the F1 has blown the ZEROLINE 60 does not turn on after connecting to mains voltage e F2 F3 T 6 3 A 500 V 32 x 6 3 mm Load part of the instrument If the F2 and or F3 has blown the message CHECK CONNECTION is displayed Disconnect all test leads before replacement of fuse A N Replace blown fuse with original one only otherwise the instrument may be damaged and or operator s safety impaired It is not allowe
19. stem eliminates contact resistances Test current is selectable in 3 steps TRMS values of voltages currents are measured in order to secure high precision of measurement Besides fault loop and line impedance there are calculated o Prospective short circuit current o 15xZ R o Max value of Z R value which takes into consideration operating error of the ZEROLINE 60 The ZEROLINE 60 has following additional built in monitoring and safety features e Automatic check of dangerous contact voltage on PE the quick test of prospective contact voltage is carried out automatically before fault loop measurement e Automatic check if test leads are properly connected to tested installation Copyright O 2009 ILLKO s r o 3 User s Manual ZEROLINE 60 e Automatic exchange of L N terminals if L N test leads are connected reversely to tested installation e Automatic protection against overheating of internal power circuits 2 2 Front panel Fig A Front panel ZEROLINE 60 1 Matrix LCD with backlight 2 Iresrkey Y key 3 START key 4 DISP key 5 MOD key A key 6 FCE key Copyright 2009 ILLKO s r o 4 User s Manual ZEROLINE 60 2 3 Included in the set The set includes all accessories necessary for all basic measurements The ZEROLINE 60 instrument 1x P2070 Test cable 6 wires 1x P4011 Crocodile clip black 1x P4013 Crocodile clip green yellow 1x P3011 Test tip black 1x P30
20. y your distributor Do not touch the conductive parts of test tips crocodile clips etc Test cables are marked as voltage ones e g PE U and current ones e g PE l because of clearness in this manual Note that in fact test cables are not marked 1 2 Explanation of symbols A N Warning concerning a point of danger Read User s Manual and observe all precautions AN Warning concerning a point of danger Read User s Manual and observe all precautions Information hint Protection class II double insulation Copyright 2009 ILLKO s r o 2 User s Manual ZEROLINE 60 1 3 Purpose of the ZEROLINE 60 The ZEROLINE 60 is intended for measurement of Fault loop impedance Fault loop resistance no trip out of RCD in RCD protected installation Prospective short circuit current Line impedance Earth resistance substitute method Voltage Un UL UL pE Frequency 1 4 Applied standards The ZEROLINE 60 is manufactured and tested in accordance with the following regulations Safety EN 61010 1 A2 EN 60644 1 o EMC EN 55022 EN 61326 1 EN 61000 4 2 3 4 5 6 11 Measurement EN 61557 1 EN 61557 3 2 DESCRIPTION OF THE INSTRUMENT 2 1 General description The ZEROLINE 60 is microprocessor based portable measuring instrument which enables high precision measurement of fault loop impedance and line impedance in TT system and TN system 4 wire connection sy
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