Fronius Symo 20.0-3-M Installation Instructions

Do not install the inverter on a vertical wall or pillar with its con-
nection sockets facing upwards.
Do not install the inverter overhanging with the connection sock-
ets at the top.
Do not install the inverter overhanging with the connection sock-
ets at the bottom.
Do not install the inverter on the ceiling.
General com-
ments regarding
choice of loca-
tion
Please note the following criteria when choosing a location for the inverter:
Install only on a solid, non-flammable surface
Max. ambient temperatures:
-40 °C / +60 °C
Relative humidity:
0-100%
The airflow within the inverter is
from the right to the top (cold air
taken in from the right, hot air dis-
sipated out of the top).
The exhaust air can reach a temper-
ature of 70 °C.
If the inverter is installed in a switch cabinet or a similar sealed area, then
forced-air ventilation must be provided to ensure adequate heat dissipation.
If the inverter is to be installed on the outer wall of a cattle shed, maintain a
minimum all-round clearance of 2 m between the inverter and all ventilation
and other openings in the building.
The installation location must not be exposed to ammonia, corrosive vapours,
salts or acids.
9
EN

Fronius Symo 20.0-3-M Specifications

General

AC nominal output	20.0 kW
Max. output current	29.0 A
Max. input voltage	1000 V
MPPT voltage range	200 - 800 V
Number of MPPT	2
Dimensions (W x H x D)	725 x 510 x 225 mm
Max. apparent AC power	20000 VA
AC nominal voltage	400 V
AC nominal frequency	50 / 60 Hz
THD	< 3%
Max. input current	33.0 A
Protection class	IP 66
Operating temperature range	-25°C to +60°C
Warranty	5 years
Max. DC power	30.0 kW
Power factor	1