DC Connection for Battery
SI4.4M-13 | SI6.0H-13 | SI8.0H-13 | |
|---|---|---|---|
Rated input voltage | 48 V | 48 V | 48 V |
Voltage range | 41 V to 63 V | 41 V to 63 V | 41 V to 63 V |
Rated charging current | 63 A | 90 A | 115 A |
Rated discharging current | 75 A | 103 A | 136 A |
Maximum battery charging current | 75 A | 110 A | 140 A |
Battery type | Lead-acid battery: FLA, VRLA lithium-ion battery 1) | Lead-acid battery: FLA, VRLA lithium-ion battery 1) | Lead-acid battery: FLA, VRLA lithium-ion battery 1) |
Battery capacity range of lead-acid batteries | 100 Ah to 10000 Ah | 100 Ah to 10000 Ah | 100 Ah to 10000 Ah |
Battery capacity range of lithium-ion batteries | 50 Ah to | 50 Ah to | 50 Ah to |
Recommended minimum battery capacity C10 in systems for increased self-consumption | 100 Ah | 100 Ah | 100 Ah |
Recommended minimum battery capacity C10 in battery-backup systems | 100 Ah | 120 Ah | 160 Ah |
Recommended minimum battery capacity C10 in off-grid systems | 150 Ah | 190 Ah | 250 Ah |
Minimum capacity recommended for lead-acid batteries C10 per 1000 Wp output of the PV system in off-grid systems | 100 Ah | 100 Ah | 100 Ah |
Minimum capacity recommended for lithium-ion batteries C10 per 1000 Wp output of the PV system in off-grid systems | 50 Ah | 50 Ah | 50 Ah |
Charge control for lead-acid batteries | IUoU charging behavior with automatic full charge and equalization charge | IUoU charging behavior with automatic full charge and equalization charge | IUoU charging behavior with automatic full charge and equalization charge |
DC connection | Terminal lug M8, 20 mm to 25 mm wide | Terminal lug M8, 20 mm to 25 mm wide | Terminal lug M8, 20 mm to 25 mm wide |
Permitted conductor cross-section: | 50 mm² to | 50 mm² to | 50 mm² to |
Maximum connectable conductor cross-section | 95 mm²2) | 95 mm²2) | 95 mm²2) |
Cable diameter | 14 mm to 25 mm | 14 mm to 25 mm | 14 mm to 25 mm |
Torque | 12 Nm | 12 Nm | 12 Nm |
1) The lithium-ion battery must be approved for use with the Sunny Island (see technical information at “List of Approved Batteries”).
2) In the event of a cross-section of 95 mm², observe the maximum cable diameter.