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Related Manuals for Sonel MZC-305
Summary of Contents for Sonel MZC-305
- Page 5 OPERATING MANUAL FAULT LOOP IMPEDANCE METER MZC-305 SONEL SA ul. Wokulskiego 11 58-100 Świdnica, Poland Version 1.08 25.01.2016...
- Page 6 The MZC-305 meter is a modern, easy in use and safe measuring device. Please acquaint yourself with the present manual in order to avoid measuring errors and prevent possible problems related to operation of the meter. OPERATING MANUAL MZC-305 version 1.08...
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Page 7: Table Of Contents
EPLACEMENT OF BATTERIES -MH) .. 28 ENERAL RULES OF USING THE ICKEL ETAL YDRIDE BATTERIES CLEANING AND MAINTENANCE ..............29 STORAGE ......................29 DISMANTLING AND DISPOSAL ............... 29 TECHNICAL SPECIFICATIONS ............... 30 ......................30 ASIC DATA OPERATING MANUAL MZC-305 version 1.08... - Page 8 ....................32 DDITIONAL DATA 9.2.1 Additional uncertainties according to IEC 61557-3 (Z) ......32 EQUIPMENT ......................33 10.1 ..................33 TANDARD EQUIPMENT 10.2 ..................33 PTIONAL ACCESSORIES MANUFACTURER ....................35 OPERATING MANUAL MZC-305 version 1.08...
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Page 9: Safety
Safety The MZC-305 meter is designed for testing the protection against electric shock in the mains systems. The meter is used to make measurements which results determine the electrical installation safety level. Consequently, in order to ensure safe operation and correct measurement results, observe the following recommendations: ... -
Page 10: Measurements
Use the buttons to change the parameter value. The value or symbol to be changed is flashing. symbol indicates an active parameter, symbol indicates an inactive one. Set the parameters according to the following algorithm: OPERATING MANUAL MZC-305 version 1.08... -
Page 11: Remembering The Last Measurement Result
ESC button, you can recall this result by pressing ENTER. Use the same button to recall the last result after powering the meter off and on (if the position of function selector has not been changed) OPERATING MANUAL MZC-305 version 1.08... -
Page 12: Measurement Of Alternating Voltage
The above remark does not apply to measurements of short circuit loop impedance with the use of the Z RCD function. L-PE OPERATING MANUAL MZC-305 version 1.08... -
Page 13: Selection Of Measurement Parameters
Phase Parameter conductor length Note: Using cables from known manufacturers and selecting the correct length guarantees the declared measurement accuracy. OPERATING MANUAL MZC-305 version 1.08... -
Page 14: Prospective Short-Circuit Current
U [V] U =290V 360 400 690 750 U [V] U =400V Zakres napięcia, dla którego wykonywany voltage range for which the jest pomiar impedancji impedance is measured OPERATING MANUAL MZC-305 version 1.08... -
Page 15: Measurement Of Fault Loop Parameters In The L-N And L-L Circuits
L-N circuit b) for measurement in the L-L circuit The meter is ready for measurement. Phase conductor length or the symbol. voltage Make the measurement by pressing the START button. OPERATING MANUAL MZC-305 version 1.08... - Page 16 Read the main measurement result: fault loop impedance or short-circuit current I To read additional results, press the buttons. short-circuit current or fault loop impedance fault loop resistance fault loop reactance OPERATING MANUAL MZC-305 version 1.08...
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Page 17: Measurement Of Fault Loop Parameters In The L-Pe Circuit
2.5.4 Measurement of fault loop parameters in the L-PE circuit Turn on the meter. Turn the rotary switch to the Z/U position. L-PE Depending on the needs, select the measurement parameters according to section 2.5.1. OPERATING MANUAL MZC-305 version 1.08... - Page 18 Phase conductor length or the symbol. voltage L-PE Make measurement by pressing START push- button. Remaining issues connected with the measurements are the same as those described for measurements in L-N circuit or L-L circuit. OPERATING MANUAL MZC-305 version 1.08...
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Page 19: Measurement Of Short Circuit Loop Impedance In L-Pe Circuit Protected With A Residual Current Device (Rcd)
2.5.5 Measurement of short circuit loop impedance in L-PE circuit protected with a residual current device (RCD) The MZC-305 enables the fault loop impedance measurements without altering the mains with RCD's with the rated current of at least 30mA. Turn on the meter. - Page 20 Conductor N is not connected. Huge noise in the system during the measurement. The measurement result may be affected by a large, unspecified error. Error messages - as for the L-N and L-L measurement. OPERATING MANUAL MZC-305 version 1.08...
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Page 21: Memory Of Measurement Results
Memory of measurement results MZC-305 meters are equipped with the memory that can store 3500 single measurement results. The whole memory is divided into 10 memory banks, each of them containing 99 memory cells. Thanks to dynamic memory allocation, each of the memory cells can contain different quantity of single measurement results, depending on the needs. - Page 22 3.2) or leave the current number. Then press ENTER again. The following screen appears for a moment, accompanied by three short beeps, and then the meter returns to display the last result of the measurement. OPERATING MANUAL MZC-305 version 1.08...
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Page 23: Changing The Cell And Bank Number
Changing the cell and bank number Press ENTER after completion of the measurement. The meter is in the memory storing mode. The cell number is flashing. To change use the buttons. OPERATING MANUAL MZC-305 version 1.08... -
Page 24: Viewing Memory Data
- When viewing the memory, the ESC button has the same function as SETUP but with reverse order. Additional information displayed by the meter Measurement made in the L-N loop for the Z function. Measurement made in the L-L loop for the Z function. Measurement made for the Z function. L-PE OPERATING MANUAL MZC-305 version 1.08... -
Page 25: Deleting Memory Data
3.2. Set the cell number before “1”..the cell number disappears, and appears the symbol indicating the readiness to delete. Press ENTER . The “?” symbols appear, asking you to confirm deletion OPERATING MANUAL MZC-305 version 1.08... -
Page 26: Deleting The Whole Memory
3.4.2 Deleting the whole memory Turn on the meter. Turn the rotary switch to the MEM position. Set the bank number between “0” and “9”..the bank number disappears, and the symbol appears, indicating the readiness to delete. OPERATING MANUAL MZC-305 version 1.08... -
Page 27: Communication With A Computer
3.5.2 Data transmission If the switch is in the MEM position, after detecting the USB connection with the computer the meter automatically goes to the data transmission mode and displays the following screen. OPERATING MANUAL MZC-305 version 1.08... -
Page 28: Software Update
3.5.3 Software update Turn on the meter, holding the ENTER and SETUP buttons depressed. The meter displays the following screen. When the meter detects a USB connection with computer, follow the instructions of the software. OPERATING MANUAL MZC-305 version 1.08... -
Page 29: Troubleshooting
Rotary switch in a wrong Contact electrode is active the PE conductor position. for the measurements of exceeds the detector the Z fault loop threshold (about 50V) L-PE parameters. OPERATING MANUAL MZC-305 version 1.08... -
Page 30: Meter Power Supply
3. Replace all batteries. Observe the correct polarity when putting new batteries ("-" on the elastic part of the contact plate). Reverse polarity will not damage the meter or the batteries, but the meter will not work. 4. Place and bolt the battery compartment. OPERATING MANUAL MZC-305 version 1.08... - Page 31 After replacement of batteries, the meter when turned on starts in the power supply selection mode. Selected power supply: rechargeable batteries: Use the to switch between disposable and rechargeable batteries. OPERATING MANUAL MZC-305 version 1.08...
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Page 32: General Rules Of Using The Nickel Metal Hydride (Ni-Mh) Batteries
- Remember that with fast charging, the batteries are charged to about 80% of their capacity; better results can be achieved by continuing the charging process: the charger then goes into the small current charging mode and after a few hours the batteries are fully charged. OPERATING MANUAL MZC-305 version 1.08... -
Page 33: Cleaning And Maintenance
Used electronic equipment shall be sent to the collection point according to the Used Electric and Electronic Equipment Act. Before sending the instrument to the collection point, do not dismantle any parts by yourself. Observe local regulations on disposal of packagings and used batteries. OPERATING MANUAL MZC-305 version 1.08... -
Page 34: Technical Specifications
Display range Resolution Measurement uncertainty 0..19.99 0.01 (5% + 5 digits) of Z value 20.0 .. 199.9 0.1 (5% + 5 digits) of Z value Calculated and displayed for Z <200 OPERATING MANUAL MZC-305 version 1.08... - Page 35 Display range Resolution Measurement uncertainty 0..19.99 0.01 (6% + 10 digits) of Z value 20.0 .. 199.9 0.1 (6% + 5 digits) of Z value Calculated and displayed for Z <200 OPERATING MANUAL MZC-305 version 1.08...
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Page 36: Additional Data
Position Supply voltage 0% (BAT is not lit) 1,2 m lead – 0Ω 5 m lead – 0.011Ω Temperature 0...35°C 10 m lead – 0.019Ω 20 m lead – 0.035Ω WS-01, WS-05 lead – 0.015Ω OPERATING MANUAL MZC-305 version 1.08... -
Page 37: Equipment
10.2 Optional accessories Additionally, the following items that are not included in the scope of standard equipment can be purchased from the manufacturer or the distributors: WAPRZ005REBB WAPRZ010REBB 10m lead, red 5m lead, red OPERATING MANUAL MZC-305 version 1.08... - Page 38 WAADAAGT32P - five-wire version WAADAAGT32C - four-wire version WAADAAGT63P - five-wire version AGT-32P adapter three-phase sockets AGT-63P adapter three-phase sockets WAPROSONPE4 LSWPLMPI502 calibration certificate SONEL Electrical measurements software for measurement reports OPERATING MANUAL MZC-305 version 1.08...
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Page 39: Manufacturer
SONEL S.A. ul. Wokulskiego 11 58-100 Świdnica Poland tel. +48 74 858 38 60 fax +48 74 858 38 09 E-mail: export@sonel.pl Web page: www.sonel.pl NOTE Service repairs must be performed solely by the manufacturer. OPERATING MANUAL MZC-305 version 1.08... - Page 40 OPERATING MANUAL MZC-305 version 1.08...
- Page 41 NOTES OPERATING MANUAL MZC-305 version 1.08...
- Page 42 NOTES OPERATING MANUAL MZC-305 version 1.08...
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