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Brief Introduction
1.1 Preface
This manual describes the assembly, installation, operation and troubleshooting of
Growatt SPF Series of GROWATT NEW ENERGY TECHNOLOGY CO.LTD.SHENZHEN(Short
for Growatt New Energy as below). Please read this manual carefully and put this
manual on some place where is convenient to installation, operation, obtain. Any
modifications of Growatt New Energy, we will not notify the user.
Only qualified and trained electrical technicians are allowed to install and operate
Growatt SPF3000/5000/SPF3000 PLUS.
SPF3000/5000
series
products are compatible with lithium-ion and lead acid battery. If choosing lithium-ion
battery, you are allowed to use lithium battery from Growatt only. For lead acid
battery, you are easy to find it on the market. However, we strongly recommend you to
contact your installer or Growatt customer service h 86-0755-27471942/400-
931-3122 to confirm before the procedure.
Growatt
/SPF3000 PLUS
Growatt SPF3000/5000
is sort of off-grid inverter. It uses surplus PV
generation to charge the battery in the day time. After the sun goes down, the PV
generation is unavailable, it discharge the battery or utilize grid electricity to power
the load at night. It enjoys following features:
Pure sine wave inverter
Built-in MPPT solar charge controller
Configurable input voltage rang for home appliances and personal computers via LCD
setting
Configurable battery charging current based on applications via LCD setting
Configurable AC/Solar Charger priority via LCD setting
Auto restart while AC is recovering
Overload/Over temperature/Short circuit protection
Smart battery charger design for optimized battery performance
Cold start function
/SPF3000 PLUS
1.3 Product Description
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1.2 Target Group
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1.4 Basic System Architecture
S
o l a r
p o w e r
G
e n e r a t o r
O
R
As shown in above system diagram,
SPF3000/5000
is used to
power common house appliances including some inductive load such as light,
refrigerator. Also, diesel generator and power grid can be compensation in which solar
energy is insufficient as well as to charge the battery.
Growatt
/SPF3000 PLUS
1.5 Product Overview
D
E
F
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H
I
O
J
K L
N
M
A
B
C
P Q
S
R
NOTE: For parallel model installation and operation, please check separate “parallel &
three-phase installation guide” for the details. Only SPF5000 have the function.
