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1）Please be clear which kind of battery system you want, lithium battery system or
lead-acid battery system, if you choose the wrong system, SPH can't work normally.
2） Please read this manual carefully before the installation, The company has the
right not to quality assurance, If not according to the instructions of this manual for
installation and cause equipment damage.
3） All the operation and connection please professional electrical or mechanical
engineer.
4）During installation, Please don’t touch the other parts within the box.
5） All the electrical installation must comply with the local electrical safety
standards.
6） If equipments needs to maintain, Please contact with local specify system
installation and maintenance personnel.
7）Use the equipment to combined to grid needs to obtain the permission of local
power supply department.
8）When install PV modules in the daytime, please turn off the PV switch, Otherwise
it will be dangerous as high terminal voltage of modules in the sunshine.
1.4 Safety Instructions
Safety 2
2.1 Purpose Use
As shown above, a complete grid-connected system of SPH consists of PV modules,
SPH inverter, battery, utility grid and other components.
Chart 2.1
Attention:
As the system refer to battery use, We must make sure ventilation of the service
environment and temperature control in order to prevent the danger of battery
explosion, Battery recommended installation environment must be strictly in
accordance with the specification in IP20 environment, the pollution degree of the
unit is PD2, meanwhile the temperature should be control in the 0-40℃ of indoor
ventilation and the humidity should be 5%-85%. If the chosen PV modules needs to
positive or negative ground connection, please contact with Growatt for technical
support before installation.
The system chart of SPH:
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