Ratio Basic, Manual, Page: 16 / 44

16
Ratio Smart/Solar Charger Manual
5 . 2 . Install the power cable in the consumer unit
1 . Switch off the Main Circuit Breaker (MCB) in the consumer unit to cut power to the main
grid.
2 . Lay down a power cable and data cable between the consumer unit and the installation
location of the charger.
3 . It is advised to connect the charger to your internet network with an Ethernet cable
instead of using Wi-Fi. Therefor, lay down an Ethernet cable between your internet
modem and the charger.
4 . Install a dedicated 30 mA, Type A Residual Current Device (RCD), or use an available 30
mA, Type RCD.
5 . Strip the wires of the power cable.
6 . Connect the power cable wires to the dedicated RCD in the consumer unit.
5 . 3 . Install the Sensorbox in the consumer unit
1 . Mount the Sensorbox to a free location in the consumer unit.
1
(L)
(N)
MAINS
2
3
2 . Plug the mains input cable into the Sensorbox.
3 . Plug the other end of the mains input cable into a power outlet connected to the same
phase as L1 of the charger.
Note: The mains input is orientation sensitive. If the mains plug is inserted upside down, the
measurements of the Sensorbox will be inaccurate. Check the markings on the Sensorbox
for the correct orientation, check the correct position of L and N.