MI 3125 InstaltestCOMBO
Table of contents
4
6
Maintenance..........................................................................................................47
6.1
Fuse replacement............................................................................................47
6.2
Cleaning ..........................................................................................................47
6.3
Periodic calibration ..........................................................................................47
6.4
Upgrading the instrument ................................................................................47
6.5
Service ............................................................................................................48
7
Technical specifications ......................................................................................49
7.1
Insulation resistance........................................................................................49
7.2
Continuity ........................................................................................................49
7.2.1
Resistance R LOW
Ω
........................................................................................... 49
7.3
RCD testing .....................................................................................................50
7.3.1
General data ....................................................................................................... 50
7.3.2
Contact voltage RCD-Uc..................................................................................... 50
7.3.3
Trip-out time ........................................................................................................ 51
7.3.4
Trip-out current.................................................................................................... 51
7.4
Fault loop impedance and prospective fault current ........................................51
7.4.1
No disconnecting device or FUSE selected ........................................................ 51
7.4.2
RCD selected ...................................................................................................... 52
7.5
Line impedance and prospective short-circuit current .....................................52
7.6
Socket test (RLN, RLPE, RNPE, RPE)............................................................53
7.7
Voltage, frequency, and phase rotation...........................................................53
7.7.1
Phase rotation ..................................................................................................... 53
7.7.2
Voltage ................................................................................................................ 53
7.7.3
Frequency ........................................................................................................... 53
7.7.4
Online terminal voltage monitor .......................................................................... 54
7.8
General data....................................................................................................54
A
Appendix A - Fuse table.......................................................................................55
A.1
Fuse table - IPSC ............................................................................................55
B
Appendix B - Accessories for specific measurements .....................................58
