Santerno SMART STRING BOX LT Guía Rápida página 5

o Remove the polycarbonate panel by loosening the 4 screws and by slightly pressing its edges to
pull it out.
o Insert the power cables coming from the inverter and already provided with cable lugs and tubing
inside the string box by letting the cable go through the junctions of the protective tubing.
o Connect cable lugs to bars + and –.
o Fasten the tubing to the junctions, making sure that IP65 degree of protection is maintained.
o Insert the functional earth cable through the dedicated cable lug.
o Connect the functional earth cable to the relevant terminal.
o Reassemble the polycarbonate panel by pressing it and tightening the relative fastening screws.
o Tighten the cable lugs, making sure that IP65 degree of protection is maintained.

Connect auxiliary power supply.
o Insert cables for auxiliary power supply provided with tubing by letting the cable go through the
tubing junctions of the string box
o Connect power supply
o Fasten the tubing to the tubing junctions, making sure that IP65 degree of protection is maintained.

Connect the signal cables
o Connect environmental sensors.
o Set up the DIP-switches on ES1004 board for the configuration of the environmental sensors.
A Connection bar, positive pole output cable
B Connection bar, negative pole output cable
FE Functional earth cable connection terminal