Samlex America SMC-20 - Manuel (Page 7)

6 | SAMLEX AMERICA INC. SAMLEX AMERICA INC. | 7
SeCtIOn 3 | Installation
!
WARninG!
Danger of explosion from sparking! Danger of electric shock!
- the solar charge controller may only be connected to the local loads and the
battery by trained personnel and in accordance with the applicable regulations.
- Follow the installation and operating instructions for all components of the
PV system.
- ensure that no cables are damaged.
MoUntinG tHe SoLAR cHARGe contRoLLeR
Mounting location requirements
- Do not mount the solar charge controller outdoors or in wet rooms.
- Do not subject the solar charge controller to direct sunshine or other sources of heat.
- Protect the solar charge controller from dirt and moisture.
- Mount upright on the wall (concrete) on a non-flammable substrate.
- Maintain a minimum clearance of 10 cm below and around the device to ensure
unhindered air circulation.
- Mount the solar charge controller as close as possible to the batteries (with a safety
clearance of at least 30 cm).
Fastening the solar charge controller
- Mark the position of the solar charge controller fastening holes on the wall.
- Drill 4 x 6 mm holes and insert dowels.
- fasten the solar charge controller to the wall with the cable openings facing
down- wards, using 4 oval head screws M4 x 40 (DIN 7996).
connection
Preparing the wiring
The cross section of the connection cable depends on the power output of the solar
charge controller.
contRoLLeR
tyPe
LoAD/MoDULe
cURRent cRoSS-Section AWG inSULAtion
20A 20A 10 mm 2 8 85°C
The table above applies to the following cable lengths:
- 10 m solar module connection cable
- 2 m battery connection cable
- 5 m load connection cable
Consult a dealer if the specified cable lengths are inadequate.