13 Technical Data
SMA Solar Technology AG
Operating manual STP8-10-3AV-40-BE-en-12 99
Efficiency
STP8.0-3AV-40 STP10.0-3AV-40
Maximum efficiency, η
max
98.2 % 98.2 %
European weighted efficiency,
η
EU
97.4 % 97.6 %
13.2 General Data
Width x height x depth 460mmx497mmx176mm
Weight 20.5kg
Length x width x height of the packaging 800mmx600mmx250mm
Transport weight 26.5kg
Climatic category in accordance with
IEC60721-3-4
4K4H
Environmental category Outdoors
Pollution degree outside the enclosure 3
Pollution degree inside the enclosure 2
Operating temperature range -25°C to +60°C
Maximum permissible value for relative humidity
(condensing)
100%
Maximum operating altitude above mean sea
level (MSL)
3000 m
Typical noise emission 25dB(A)
Power loss in night mode 5W
Maximum data volume per inverter with Speed-
wire/Webconnect
550 MB/month
Additional data volume when using the
SunnyPortal live interface
660 kB/hour
Topology Transformerless
Cooling method Convection
Degree of protection for electronics in accor-
dance with IEC60529
IP65
Protection class in accordance with
IEC62109-1
I