Extended humidity range
0% to 100%
Threshold for relative humidity, non-condensing
100%
Extended air pressure range
79.5 kPa to 106 kPa
Transport in accordance with IEC 60721-3-4, Class 2K3
Temperature range
-25°C to +70°C
Features
DC Connection
SUNCLIX DC connector
AC connection
Spring-cage terminal
Speedwire/Webconnect data module
As standard
RS485, galvanically isolated
Optional
Multifunction Relay
Optional
SMA Power Control Module
Optional
Surge arrester type II
Optional
Fans
Width x height x depth
60 mm x 60 mm x 25.4 mm
Noise emission, typical
≤ 29 dB(A)
Maximum operating altitude
3,000 m
Air flow rate
≥ 40 m³/h
Torques
Upper lid screws
6 Nm ± 0.3 Nm
Screws lower lid
2 Nm ± 0.3 Nm
Screws for DC protective cover
3.5 Nm
Screw for additional grounding
5.8 Nm
SUNCLIX swivel nut
2 Nm
Data Storage Capacity
Daily energy yields
63 days
Daily yields
30 years
Event messages for users
250 events
Event messages for installers
250 events
10 Technical Data
SMA Solar Technology AG
Operating Manual
STP20-25TL-BE-en-11
44