Growatt MAX 50KTL3 LV, Installation & Operation Manual

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Fig 5
.
12
Fig 5
.
13
Fig 5
.
14
Connecting Cable 6
6
.
1 Connection on AC side
•
"
OFF” also disconnect AC switch
,
otherwise the high voltage from inverter
may cause life risk
.
•Only trained authorized electrical technician can do the electric
connection also please follow the connection procedures in this manual
along with local country's regulations
.
•High voltage may cause electric shocks and serious injury please do not
touch the inverter
.
•Please do not store inverter in area with flammable and explosive material.
Before electrical connection
,
please ensure the inverter DC switch is at
•
with
other inverters
.
•It is forbidden to add load between inverter and breaker
.
Each inverter must install one AC breaker
,
AC breaker is forbidden to share
Preparation before connection
:
1>Disconnect inverter DC switch and AC breaker or switch.
2>When you lock the AC cable's screw, the torque force should be 100kgf·cm.
When you lock the cover screw, the torque force should be 35kgf·cm.
3>Measure the grid voltage and frequency
,
please refer to chapter 10
.
AC breaker specification
：
Inverter model Breaker model
MAX 50KTL3 LV
100A
/
400Vac
MAX 60KTL3 LV
125A
/
400Vac
MAX 70KTL3 LV
160A
/
400Vac
MAX 80KTL3 LV
160A
/
400Vac
MAX 60KTL3 MV
100A
/
500Vac
MAX 70KTL3 MV 125A
/
500Vac
MAX 80-100KTL3 MV 160A
/
500Vac
15
16
DANGER
WARNING
Decisive Voltage Class (DVC) indicated for ports
Port Name
Class
AC
DC
DRMS
RS485&USB
C
C
A
A