A 1507
3-Phase Active Switch
A 1507
Operation
14
Connection diagram
Figure 5.1: Connection principle for the A 1507
5.2 Supported instruments
A 1507 3-Phase Active Switch adapter can be used in combination with the following
METREL electrical installation multi-function testers:
MI 3152 EurotestXC,
MI 3152H EurotestXC 2,5 kV and
MI 3155 EurotestXD.
5.3 Supported measurements
In general A 1507 allows to carry out following measurements in 3-phase systems:
Continuity of protective conductor,
Resistance N-PE,
Insulation resistances,
Resistance to earth,
Line and Loop impedances,
Voltage and 3-phase sequence,
RCD testing.
For exact list of supported measurements refer to the
master
instrument’s Instruction
manual
.
A supported measurement is indicated with the
icon on the instrument.
