PRODUCT FEATURES
SOFAR 1100...3300TL-G3
21
D
Output reduction at overfrequency within the grid
If the grid frequency is higher than the limit value, the inverter will
reduce the output power; this is required to ensure stability of the
grid.
E
Data transfer
The inverter (or a group of inverters) can be monitored remotely via
the RS485 communication bus or via WiFi/GPRS.
F
Software update
The device supports local updates via USB stick and remote updates
via WiFi/GPRS.
3.3.2
Electrical block diagram
1
A
C
g
ri
d
r
e
la
is
A
C
E
M
C
f
il
te
r
A
C
O
ut
p
ut
D
C
E
M
C
f
il
te
r
D
C
/D
C
Bo
o
s
te
r
L1
PE
Master DSP
Slave DSP
N
1A -
1A +
D
C
S
w
it
c
h
D
C
/A
C
I
nv
e
rt
e
r
D
C
In
p
ut
MPPT
WiFi
RS485
In/Out
Remote
Contr ol
USB
GPRS/Ethernet
(opt.)
