SMA SI 3.0-11 Installation - Manual (Page 99)

SMA Solar Technology AG 10 Technical Data
Installation Manual SI30M-44M-60H-80H-IA-en-30 99
10.10 Noise Emission
10.11 Grid Configuration
10.12 Protective Devices
10.13 Features
Noise emission, typical 49 dB(A)
TN-S grid configuration suitable
TN-C-S grid configuration suitable
TT grid configuration suitable
AC short-circuit yes
AC overload yes
DC reverse polarity protection not available
Battery deep discharge yes
Overtemperature yes
Overvoltage category according to IEC 60664-1 III
Number of buttons 3
Number of LEDs 3 two-color LEDs
Display External display SRC-20
Number of interface slots 2
SWDMSI-xx required in systems for increased self-consumption
SI-COMSMA.BGx optional
COM SYNC for internal communication only
SI-SYSCAN.BGx optional for Sunny Island 6.0H/8.0H
Number of digital control inputs 1
High level digital input 9 V to 63 V
Low level digital input 0 V to 3 V
Potential-free control contacts 2 multifunction relays
Number of connections for battery current sensors 1
Measuring accuracy with connected battery current sensor ± 10%
Maximum length of measuring cable on battery current sensor 3 m
AC load switching limit for multifunction relays 1 and 2 1 A at 250 V
DC load switching limit for multifunction relays 1 and 2 see Section 10.14, page 100