Installation; Installation Notes; Mounting Location Requirements - opti-solar SC MPPT series User Manual

5.Installation

CAUTION: Please read all instructions and precautions in the manual before installing!
It is recommended to remove the acrylic protective film covering the LCD screen before installation.

5.1 Installation Notes

(1)The solar charge controller may only be used in PV systems in accordance with this user manual and the
specifications of other modules manufacturers. No energy source other than a solar generator may be connected to the
solar charge controller.
(2)Before wiring installation and adjustment of controller, Always disconnect the solar modules and insurance or
circuit breaker of battery terminal.
(3)Only to comply with the range of the battery charge controller.
(4)Batteries store a large amount of energy, never short circuit a battery under all circumstances. We strongly
recommend connecting a fuse directly to the battery to avoid any short circuit at the battery wiring.
(5)Batteries can produce flammable gases. Avoid making sparks, using fire or any naked flame. Make sure that the
battery room is ventilated.
(6)Uses insulated tools and avoid placing metal objects near the batteries.
(7)Be very careful when working with batteries. Wear eye protection. Have fresh water available to wash and clean
any contact with battery acid.
(8)Avoid touching or short circuiting wires or terminals. Be aware that the voltages on special terminals or wires can
be as much as twice the battery voltage. Use isolated tools, stand on dry ground, and keep your hands dry.
(9)Prevent water from entering the internal controller, outdoor installation should avoid direct sunlight and rain
penetration.
(10)After installation check that all connections are tight line, avoid heat accumulation caused by virtual access
danger.

5.2 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 on a non-flammable substrate. Maintain a minimum clearance of 15cm below and around the device to ensure
unhindered air circulation. Mount the solar charge controller as close as possible to the batteries.
Mark the position of the solar charge controller fastening holes on the wall, drill 4 holes and insert dowels, fasten the
solar charge controller to the wall with the cable openings facing downwards.
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