73
Installa
tion manual
Protection unit MP6-Megabreak®
By pushing the “Direction current setting” button it’s possible to modify the
convention of current directions set in factory, in order to match with the real
installation conditions of the device:
In according to the default setting, the active powers (P), inductive reactive
powers (Q
L
), capacitive reactive powers (Q
c
), energy consumed (E
con
) and the energy
generated (E
gen
) assume the sign shown below.
Changing the default setting, the signs are reversed.
Currents measured don’t change sign on the base of this setting (always positive).
Incoming current
from the bottom
terminals and
outgoing from
the top ones
Incoming current from
the upper terminals
and outgoing from
the bottom ones
(Default setting)
E
con
P>0
Q
L
>0
Q
c
<0
E
gen
P<0
Q
L
<0
Q
c
>0
