Growatt MAX Series User Manual

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Fig 8.43
Refer to 6.3.2 USB to WIFI/ U disk communicate connection, the local monitoring of U
disk can realize the functions of software burning, fault recording, curve analysis and
realtime recording. Details are as follows:
1>Firmware Programming
Create the bconfig.txt file under the root of the U disk, write to the following content,
then insert the U disk to programming. Note the M3 program needs to be programming
at last time.
Fig 8.44
8.2.2 U Disk Monitoring
Fig 8.45
2>Fault Recording
Create the bconfig.txt file under the root of the U disk, write the following
content, then insert the U disk that can be read fault information, then
generates a form under the files in the root directory, A total of 60 fault
recording information is stored, the latest Numbers is 0.
3>Curve Analysis
Create the bconfig.txt file under the root of the U disk, write the following content, the
insert U disk to record I-V curve, then generates a form under the files in the root
directory.
Fig 8.46
F i m e n a m e

Growatt MAX Series Specifications

General

Max. DC Voltage	1100 V
MPPT Voltage Range	200-1000 V
Number of DC Inputs per MPPT	2
Nominal Grid Frequency	50/60 Hz
THDi	<3%
DC Switch	Yes
MPPT	Yes
Communication	WiFi, GPRS, Ethernet
Nominal AC Voltage	400 V
AC Voltage Range	310-480 V
Power Factor	0.8 leading ... 0.8 lagging
Operating Temperature Range	-25°C to +60°C