3.3. Grid connection
The connection to the electrical grid must be done from a point downstream of the
energy meter of the distribution company.
PE
N
L
GRID
Illustration 3.4. Power grid connection in the electrical panel.
Electric power supply
Single phase
Table 2.2. Dimensioning of the wires and the external switch of the grid connection.
It is mandatory install the bidirectional current sensor CT included with the e-system in
order to determine the power requirements of the connected loads.
Connection steps:
1. Place the current sensor around the phase wire L from the general panel to
measure the current injected or consumed from the grid.
2. Make sure the current sensor is installed in the right direction: the arrow on the
current sensor must point to the public grid.
CT
Cable section
2
6 mm
57
Installer manual ecoSMART e-system
Maximum current
25 A