3 dc connection for battery – SMA SI 3.0-11 Installation User Manual
Page 95
SMA Solar Technology AG
10 Technical Data
Installation Manual
SI30M-44M-60H-80H-IA-en-30
95
10.2 AC2 Connection for Utility Grid and Generator (External Energy Source)
10.3 DC Connection for Battery
Sunny Island
3.0M
Sunny Island
4.4M
Sunny Island
6.0H
Sunny Island
8.0H
Maximum power in an off-grid system
11,500 W
11,500 W
11,500 W
11,500 W
Rated voltage
230 V
230 V
230 V
230 V
Voltage range
172.5 V to
264.5 V
172.5 V to
264.5 V
172.5 V to
264.5 V
172.5 V to
264.5 V
Rated frequency
50 Hz
50 Hz
50 Hz
50 Hz
Permitted frequency range
40 Hz to 70 Hz
40 Hz to 70 Hz
40 Hz to 70 Hz
40 Hz to 70 Hz
Maximum current in off-grid systems
50 A
50 A
50 A
50 A
Maximum current in SMA Flexible
Storage System without battery backup
function with one Sunny Island in
Germany
10.0 A
13.3 A
20.0 A
20.0 A
Maximum power in systems for
increased self-consumption with one
Sunny Island in Germany
2,300 W
3,300 W
4,600 W
4,600 W
Maximum inrush current for 10 ms
±3 A
±3 A
±1.5 A
±1.5 A
Maximum connectable power of the PV
invertes in battery backup systems
5,000 W
5,000 W
9,200 W
12,000 W
Recommended conductor cross-section
10 mm²
10 mm²
10 mm²
10 mm²
Maximum connectable conductor
cross-section
16 mm²
16 mm²
16 mm²
16 mm²
Cable diameter
9 mm to 18 mm
9 mm to 18 mm
9 mm to 18 mm
9 mm to 18 mm
Connection
Lever terminal
Lever terminal
Lever terminal
Lever terminal
Maximum back-up fuse
50 A
50 A
50 A
50 A
Sunny Island
3.0M
Sunny Island
4.4M
Sunny Island
6.0H
Sunny Island
8.0H
Rated input voltage
48 V
48 V
48 V
48 V
Voltage range
41 V to 63 V
41 V to 63 V
41 V to 63 V
41 V to 63 V
Rated charging current
45 A
63 A
90 A
115 A
Rated discharging current
51 A
75 A
103 A
136 A
Maximum battery charging current
51 A
75 A
110 A
140 A
Battery type
Lead-acid
battery: FLA,
VRLA lithium-ion
battery
Lead-acid
battery: FLA,
VRLA lithium-ion
battery
Lead-acid
battery: FLA,
VRLA lithium-ion
battery
Lead-acid
battery: FLA,
VRLA lithium-ion
battery
Battery capacity range of lead-acid
batteries
100 Ah to
10,000 Ah
100 Ah to
10,000 Ah
100 Ah to
10,000 Ah
100 Ah to
10,000 Ah