SMA STP 110-60 - Efficiency; Protective Devices; Climatic Conditions

16 Technical Data
SMA Solar Technology AG
Operating manual STP110-60-BE-en-16 105
Operating range at grid frequency 60Hz 55Hz to 65Hz
Power factor at rated power 1
Displacement power factor, adjustable 0.8overexcitedto0.8underexcited
Feed-in phases 3
Connection phases 3 grounding conductor
Overvoltage category as per IEC 62109-1 III
16.4 Efficiency
Maximum efficiency, η
max
98.6 %
European weighted efficiency, η
EU
98.4 %
16.5 Protective Devices
DC reverse polarity protection Available
Input-side disconnection point DC load-break switch
AC overvoltage protection" Surge arrester type 2
DC overvoltage protection for products with pro-
duction date before 09/2022
Surge arrester type 2
DC overvoltage protection for products with pro-
duction date as of 09/2022
Surge arrester type 1+2
AC short-circuit current capability Current control
Grid monitoring Available
Maximal output overcurrent protection 386 A
Ground fault monitoring Insulation monitoring: R
iso
>36kΩ
All-pole sensitive residual-current monitoring unit Available
Active anti-islanding method Frequency shift
Arc fault detection (AFCI) Available with STP 110-60 (AFCI)
16.6 Climatic Conditions
Installation in accordance with IEC60721-3-4, Class 4K26
Extended temperature range -30°C to +60°C
Extended humidity range 0%to100%
Threshold for relative humidity, non-condensing 100%
Extended air pressure range 79.5kPato106kPa