Growatt SPF 3000TL LVM User Manual

11
Final Assembly
After connecting all wiring, please put bottom cover back by screwing two screws as shown below.
Communication Connection
Please use supplied communication cable to connect to inverter and PC. Follow on-screen instruction to install
the monitoring software. For the detailed software operation, please check user manual of software. The
monitoring software is downloadable from our website www.ginverter.com.
Dry Contact Signal
There is one dry contact(3A/250VAC) available on the rear panel. It could be used to deliver signal to external device
when battery voltage reaches warning level.
Unit Status
Condition
Dry contact port:
NC & C
NO & C
Power Off
Unit is off and no output is powered
Close
Open
Power On
Output is powered from Utility
Close
Open
Output is
powered from
Battery or Solar
Program 01 set
as Utility first
Battery voltage (SOC)< Low DC
warning voltage(SOC)
Open
Close
Battery voltage(SOC) > Setting
value in Program 13 or battery
charging reaches floating stage
Close
Open
Program 01 is
set as SBU or
Solar first
Battery voltage (SOC)< Setting
value in Program 12
Open
Close
Battery voltage (SOC)> Setting
value in Program 13 or battery
charging reaches floating stage
Close
Open

Growatt SPF 3000TL LVM Specifications

General

Model	SPF 3000TL LVM
Rated Power	3000W
Input Voltage	230 VAC
Output Voltage	230 VAC
Battery Voltage	24 VDC
Max PV Input Voltage	145VDC
Max Charging Current	80A
Peak Efficiency	93%
Output Frequency	50 Hz/60 Hz
Dimensions	330 x 485 x 135 mm
Battery Type	Lead-acid or Lithium
Communication	RS232
MPPT Voltage Range	30-115VDC