Circutor AFQm, Instruction Manual, Page: 188 / 230

188
AFQm
Instruction Manual
ENGLISH
7.9.- TRANSFORMER CONFIGURATION
Note: This screen is not visible on the “slave” devices.
The transformers that will be installed with the device are configured in this screen,
Figure 78
:
Figure 78: Configuration screen: Transformer configuration.
●
Num transformers
The number of transformers that will be installed is configured with this parameter, the options are:

2.
This option can only be used on the 3-wire model,
AFQm-3WF-xxxx

3.
With the option of
2
transformers, you should install a transformer measuring the L1
phase and another measuring the L2 phase. The L3 phase is left without a measuring
transformer.
In three-phase mains with neutral, 3 transformers are needed to ensure the correct
operation of the device.
● Position
The location of the transformers is configured with this parameter, the options are:

LOAD : If the transformers are installed in the load area, downstream from the AFQm .

MAINS
: If the transformers are installed in the mains area, upstream from the
AFQm
.
●
Ratio
The transformer ratio is configured with this parameter, i.e., the ratio between the transformer primary
and secondary.
Range of values:
Minimum value:
5 A
Maximum value: 5000 A