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WeCo Srl Italy www.wecobatteries.com 4K4LT V1.00 24/01/2023
5 SYSTEM INSTALLATION
The battery is packed in a cardboard box. The total weight exceeds 55 kg as it contains cables and fixing kits and as such it is mandatory that
the handling, opening, unpacking and preliminary inspection of the battery are carried out by a minimum of two people.
5.1 Installation Notice
a) Before installation, check the open-circuit voltage of the battery with the aid of a multimeter.
b) The installation site must be IP20 compatible and must be temperature controlled.
c) The battery must be easily accessible in a dedicated technical room, the presence of accumulators must be reported for the Fire
Department or the Police.
d) It must be equipped with a disconnector interposed between the inverter and the battery: the 4K4LT model is not equipped with a
contactor but with MOSFET, i.e., a solid-state relay inside the BMS circuit.
e) The place of installation of the battery must be at least 30 meters away from sources of heat, sparks or other sources of potential
danger.
f) The installation area must not be near GAS pipes and deposits of flammable liquids or gases
g) The battery connection cables should be as short as possible to avoid excessive voltage drops.
h) Batteries with different capacities, different P/N or from different manufacturers should never be connected to each other.
i) Before connecting, the positive and negative poles of the battery must be carefully checked to ensure proper installation.
j) The battery must be installed in a horizontal plane or on a wall with appropriate characteristics and must be verified by a qualified
civil engineer.
k) If the installation is to be done in a seismic area, it is necessary to provide for a static assessment by a qualified technician.
5.2 Packaging information and parts list
The battery is packed in a box along with standard accessories. When unpacking the battery, be sure to verify that the battery and accessories
are free from damage and that the correct amounts of each component are included in the box.
The following list of components can be used as a checklist when unpacking the battery and battery kits.
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