Table Of Contents - Sonel MZC-305 Operation Manual

1 SAFETY .................................................................................................................... 5
2 MEASUREMENTS .................................................................................................. 6
2.1 S
ELECTION OF GENERAL MEASUREMENT PARAMETERS
2.2 R
EMEMBERING THE LAST MEASUREMENT RESULT
2.3 M
EASUREMENT OF ALTERNATING VOLTAGE
2.4 C
HECKING CORRECTNESS OF
2.5 M
EASUREMENT OF FAULT LOOP PARAMETERS
2.5.1 Selection of measurement parameters ........................................................... 9
2.5.2 Prospective short-circuit current ................................................................. 10
2.5.3 Measurement of fault loop parameters in the L-N and L-L circuits ............ 11
2.5.4 Measurement of fault loop parameters in the L-PE circuit ......................... 13
2.5.5 Measurement of short circuit loop impedance in L-PE circuit protected with
a residual current device (RCD) .................................................................. 15
3 MEMORY OF MEASUREMENT RESULTS..................................................... 17
3.1 S
TORING THE MEASUREMENT RESULT DATA IN THE MEMORY
3.2 C
HANGING THE CELL AND BANK NUMBER
3.3 V
IEWING MEMORY DATA
3.4 D
ELETING MEMORY DATA
3.4.1 Deleting bank data....................................................................................... 21
3.4.2 Deleting the whole memory ......................................................................... 22
3.5 C
OMMUNICATION WITH A COMPUTER
3.5.1 Computer connection accessories ............................................................... 23
3.5.2 Data transmission ........................................................................................ 23
3.5.3 Software update ........................................................................................... 24
4 TROUBLESHOOTING ......................................................................................... 25
5 METER POWER SUPPLY ................................................................................... 26
5.1 M
ONITORING OF THE POWER SUPPLY VOLTAGE
5.2 R
EPLACEMENT OF BATTERIES
5.3 G
ENERAL RULES OF USING THE
6 CLEANING AND MAINTENANCE .................................................................... 29
7 STORAGE .............................................................................................................. 29
8 DISMANTLING AND DISPOSAL ....................................................................... 29
9 TECHNICAL SPECIFICATIONS ....................................................................... 30
9.1 B
ASIC DATA
CONTENTS
PE (
..................................................................................... 20
................................................................................... 21
............................................................................. 26
........................................................................................................ 30
OPERATING MANUAL MZC-305 version 1.08
......................................................... 8
PROTECTIVE EARTH
...................................................... 8
........................................................... 19
................................................................. 23
................................................... 26
N M H
ICKEL ETAL
......................................... 6
................................................ 7
)
CONNECTIONS
............................. 17
(N -MH)
YDRIDE I
.................. 8
.. 28
BATTERIES
3