1
2 3 4
5
6
7
8
11
12
10
9
MOD 3-15KTL3-X Quick Guide
452.2
171.8
87.4
39
1.
5
21
3
14
1
2
.
3
Communication module installation
Inverter
side
Inverter
side
Inverter
side
Inverter
side
▲
Up
Uninstall
Install
3
.
Electrical connection
Please prepare the cable before connecting as follows.
1
2
3
4
Cable name
PV input wire
Type
Two or three polychromatic
multi-core copper wires
PV
wire
（
such as PV1
-
F
)
RS485
Recommend
model
6mm²
6mm²
4mm² - 6mm²
/
No
.
AC output wire
grounding wire
Protective
Single multi-core
yellow-green wire
1.Please make sure all switches are in “OFF”
position before wiring. For personal safety,
please do not operate with electricity.
2.If the diameter of the cable does not match
the terminal, or the cable is aluminum wire,
please contact our after-sales personnel.
Note:
3
.
1
Grounding
3
.
2
AC output connection
3
.
3
DC connection
3.3.1 PV input terminal installation
System overview
2.1 Installation requirements
2.2
Wall mounting
Note
：
1.When drilling holes in the wall, avoid water and electricity pipes, otherwise it may cause danger
.
1
.
2
.
(1)Front panel
(2)Touch button
(3)LCD screen
(
4)LED indicator
(
5
)
Mounting bracket
(
6
)
Heat sink
(
7
)
DC switch
(
8
)
PV terminal
(
9
)
RS485 port
(
10
)
USB port
(
11
)
Vent valve
(
12
)
AC terminal
1
.
This
document
is
for
quick
installation
guidance
only
,
please
refer
to
User
Manual
for
more
details
.
2
.
Growatt
shall
not
be
liable
for
any
damage
resulting
from
unproper
installation
.
Note
：
Note
：
Overview
Installation
≥300mm
≥300
mm
≥300mm
≥300mm
≥300mm
186.4
178.4
1
2
3
4
5
Dual MPPTs for MOD 3-11KTL3-X,one string input per MPPT.Dual MPPTs for MOD 12-15KTL3-X & MOD 7-11KTL3-X-AU,one MPPT
has one string,and other one has two strings.
Communication
wire
8
-
10mm
1
2
3
4
5
4mm² - 6mm²
4mm² - 6mm²
Positive metal terminal
Positive metal terminal
Negative metal terminal
Negative metal terminal
Negative metal terminal
Please make sure the cable can not be
pulled out after pressing.
Pull the PV cable make sure there
is no loos or shaking.
Make sure the cable polarity is
correct and voltage is less than
1100V.