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Euro Z 440 V

MI 3143

Instruction manual

Version 1.2.2, Code No. 20 752 882

Содержание Euro Z 440 V

Страница 1: ...Euro Z 440 V MI 3143 Instruction manual Version 1 2 2 Code No 20 752 882...

Страница 2: ...on your equipment certifies that it meets requirements of all subjected EU regulations 2019 METREL The trade names Metrel Smartec Eurotest Auto Sequence are trademarks registered in Europe and other c...

Страница 3: ...of keys 14 5 2 LED indicators 14 5 2 1 Measurement indication 14 5 2 1 Temperature indication 14 5 2 2 Battery indication 14 5 3 Messages on the master instrument 15 5 3 1 Terminal voltage monitor 15...

Страница 4: ...s 4 9 2 Earth Potential U 26 9 2 1 U touch 26 9 3 Sub results in measurement functions 26 9 4 Test Current 27 9 5 General data 28 Appendix A Supported Instruments Selection Table 29 Appendix B Short c...

Страница 5: ...suring category altitude up to 3000 m Frequency range from 16 Hz up to 420 Hz Selectable test load 33 3 66 6 100 Improved thermal performance Bluetooth communication Black box design Can be remotely c...

Страница 6: ...nsider all generally known precautions in order to avoid risk of electric shock while dealing with hazardous voltages Note that Euro Z 440 V high current impedance adapter is intended for use in envir...

Страница 7: ...function will trip out the RCD in RCD protected installation that is tested To prevent the RCD trip out make measurements on entry side of RCD or bypass the RCD but only for test purpose Specified acc...

Страница 8: ...attery lifetime Nominal operating time is declared for battery with nominal capacity of 4 4 Ah Figure 2 1 Power supply socket C7 The instrument automatically recognizes the connected power supply and...

Страница 9: ...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 intended to revive deeply discharged battery If...

Страница 10: ...ack has a limited life and will gradually lose their capacity to hold a charge As the battery loses capacity the length of time it will power the product decreases Storage Charge or discharge the inst...

Страница 11: ...1000 V a c and 1500 V d c Equipment for testing measuring or monitoring of protective measures Part 1 General requirements Part 3 Loop resistance IEEE 81 2012 IEEE Guide for Measuring Earth Resistivit...

Страница 12: ...n and yellow led indicator 3 Battery status LED bar graph 4 Temperature status LED bar graph 5 Led bar graph key active if pressed 6 On Off Switches the instrument power on or off Instrument hard rese...

Страница 13: ...ge http www metrel si 4 1 Standard set Instrument MI 3143 Euro Z 440 V Test lead 2 5 m 2 pcs black red Test lead 5 m 2 pcs green Test tip 2 pcs red Test tip 2 pcs black Crocodile clips 2 pcs red Croco...

Страница 14: ...5 2 1 Measurement indication LED Status Description ON ON Power indication Blinking Low battery TEST ON Measurement status LED is activated while measurement is running HOT Blinking Overheated Tempera...

Страница 15: ...ect OK for acknowledgement limit 40 V Uac 470 V Warning Wrong frequency system Select OK for acknowledgement limit 16 Hz f 420 Hz Erorr Connection Check the correct terminals connection C1 P1 P2 C2 Se...

Страница 16: ...ng menu Set pair the appropriate Bluetooth device from a list of detected Bluetooth devices The correct name consists of the instrument type plus serial number e g MI 3144 12345678I Select measurement...

Страница 17: ...r smart phone device Figure 5 5 Connection of the Euro Z 440 V to the aMESM Search for the appropriate device your Euro Z instrument in the Bluetooth menu and connect to it The correct name consist of...

Страница 18: ...uro Z instrument applies very high loading current into tested installation and it is recommended to make rare measurements typically one per 15 s to reduce problems caused by such current Flickers ca...

Страница 19: ...ive connection between phase conductor and protective earth conductor C1 P1 P2 C2 MI 3143 Euro Z 440 V E a r t h L1 L2 L3 N Pe R1 4 wire Kelvin V A Supply R Pe Itest U Z R2 Figure 6 3 Z loop m measure...

Страница 20: ...pply R4 R Itest UR1 R3 R2 Itest UAC UR1 R2 UR1 R2 R3 Figure 6 4 High Current Measurement example distribution board During the measurement an internal resistance is connected between C1 and C2 for a p...

Страница 21: ...A R E a r t h Remote Power Source Current Probe Cp Fence Fence Ground Grid Conductors Um Itest S P1 V Itest Itest 1k A 1597 Figure 6 7 U touch Measurement example During the measurement an internal re...

Страница 22: ...ro Z instrument and Android device Switch On the Euro Z instrument Some Android applications automatically carry out the setup of a Bluetooth connection It is preferred to use this option if it exists...

Страница 23: ...librated in order that the technical specification listed in this manual is guaranteed We recommend an annual calibration Only an authorized technical person can do the calibration Please contact your...

Страница 24: ...ve Short Circuit Current Ipsc is calculated as follows If the Nominal Voltage Un is in the tolerance of 6 or 10 parameter setting than the prospective short current Ipsc will be calculated Exceeding t...

Страница 25: ...plitudes test load parameter set to 33 3 the result can vary If the measurement triggers a fuse the voltage drops to zero the measurement will abort stop 9 1 3 Averaging options Additional averaging i...

Страница 26: ...ion UTouch Voltage Measuring range V Resolution V Uncertainty See notes Um 1 m 1999 m 1 m 2 of reading 2 digits 2 00 19 99 10 m 20 0 199 9 0 1 Notes A 1597 Human body probe with an internal resistance...

Страница 27: ...ion depends on the system frequency R_leads C1 and C2 test leads resistance R_int internal resistance or impedance of the power source Figure 9 1 Typical test currents AC Load in relation to nominal v...

Страница 28: ...onditions Reference temperature range 25 C 5 C Reference humidity range 40 RH 60 RH Operation conditions Working temperature range 10 C 50 C Maximum relative humidity 90 RH 0 C 40 C non condensing Wor...

Страница 29: ...ported instruments and devices are MI 3155 EurotestXD MI 3152 EurotestXC MI 3325 MultiServicerXD aMESM Android App Measurement functions available MI 3155 MI 3152 MI 3325 aMESM MI 3143 Euro Z 440 V Eu...

Страница 30: ...cuit currents cmin 100 V to 1000 V 6 1 05 0 95 10 1 10 0 90 Z loop m Measurement The prospective fault currents IMin and IMax are calculated as follows where 1 5 2 2 0 95 6 0 90 10 where 2 2 1 05 6 1...

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