Growatt SPF 18KT DVM-MPV User Manual

8
Note：When the battery type set to Li, the setting option 12, 13, 21 will change to display percent.
Note: When the battery type set as“LI”, the Maximum charge current can't be modified by the user. When the
communication fail, the inverter will cut off output.
Note: Any questions about communicating with BMS, please consult with the supplier.
AC Input/Output Connection
CAUTION! !
Before connecting to AC input power source, please install a separate AC breaker between inverter and AC input
power source. This will ensure the inverter can be securely disconnected during maintenance and fully protected
from over current of AC input. The recommended spec of AC breaker is 100A for 18KW. There are two terminal
blocks with “IN” and “OUT” markings. Please do NOT mis-connect input and output connectors.
WARNING! !
All wiring must be performed by a qualified personnel.
It’s very important for system safety and efficient operation to use appropriate cable for AC input connection. To
reduce risk of injury, please use the proper recommended cable size as below.
Suggested cable requirement for AC wires
Model
Gauge
Torque Value
18KW
6 AWG
1.6~ 1.8 Nm
AC Wiring
240Vac output
Input:
HOT1+ HOT2+Ground
Output:
HOT1+ HOT2
12
Setting SOC point back to utility
source when selecting “SBU
priority” or “Solar first” in program
01
Default 40%, 6%~50% Settable, value set higher than
Program 21 setting
13
Setting SOC point back to battery
mode when selecting “SBU
priority” or “Solar first” in program
01
Default 80%, 51%~100% Settable
21
Low DC cut-off SOC
If “LI” is selected in program 5,
this program can be set up
Default 20%, 5%~49% Settable，value set lower than
Program 12 setting

Growatt SPF 18KT DVM-MPV Specifications

General

Brand	Growatt
Model	SPF 18KT DVM-MPV
Category	Inverter
Language	English