4
3
Safety Instructions
2
1.Before using the unit, read all instructions and cautionary marking on the unit, the
batteries and all appropriate sections of this manual. The company has the right not
to quality assurance, If not according to the instructions of this manual for
installation and cause equipment damage.
2.All the operation and connection please professional electrical or mechanical
engineer.
3.All the electrical installation must comply with the local electrical safety standards
.4.When install PV modules in the daytime, Installer should cover the PV modules by
opaque materials, Otherwise it will be dangerous as high terminal voltage of
modules in the sunshine
5.CAUTION
：
To reduce risk of injury, charge only deep-cycle lead-acid type
rechargeable battery. Other types of batteries may burst, causing personal injury and
damage.
6.Do not disassemble the unit. Take it to a qualified service center when service or
repair is required. Incorrect re-assembly may result in a risk of electric shock or fire.
7.To reduce risk of electric shock, disconnect all wirings before attempting any
maintenance or cleaning. Turning off the unit will not reduce this risk.
8.NEVER charge a frozen battery.
9.For optimum operation of this inverter, please follow required spec to select
appropriate cable size. It's very important to correctly operate this inverter.
10.Be very cautious when working with metal tools on or around batteries. A
potential risk exists to drop a tool to spark or short circuit batteries or other electrical
parts and could cause an explosion.
11.GROUNDING INSTRUCTIONS -This Solar Charger 3500 should be connected to a
permanent grounded wiring system. Be sure to comply with local requirements and
regulation to install this Solar Charger 3500.
12.Make sure the Solar Charger 3500 is completely assembled, before the operation.
A
B
C
D
E
F
G
H
I
J
K
Status/ Fault indicator
Solar Charger 1
Solar Charger 2
Address Fault
PVA input
PVB input
Power on/off switch
Battery input
Mode & Address switch
RS485 communication port
Ground (yellow-green)
Position
Description
WARNING: This chapter contains important safety and operating
instructions. Read and keep this manual for future reference.
