| Output data | 3324 | 4248 | 4248U |
| Nominal AC voltage | 230 V | 230 V | 120 V |
| Nominal frequency | 50 Hz | 50 Hz | 60 Hz |
| Continuous AC output at 25 °C | 3300 W | 4200 W | 4200 W |
| AC power for 30 min at 25 °C | 4200 W | 5400 W | 5400 W |
| Input data | |||
| Input voltage | 173 - 250 V | 173 - 250 V | 80 - 150 V |
| Input frequency | 40 - 60 Hz | 40 - 60 Hz | 54 - 66 Hz |
| Max. input power | 12.8 kW | 12.8 kW | 6.7 kW |
| Battery data | |||
| Battery voltage (range) | 24 V (21 V - 32 V) | 48 V (41 V - 63 V) | 48 V (41 V - 63 V) |
| Continuous charging current | 104 A | 80 A | 80 A |
| Efficiency | ||
| Max. efficiency (typ.) | 94.5 % | 95.0 % |
| Protection class | |||
| per DIN EN 60529 | IP 30 | IP 30 | IP 30 |
| Device protection | short-circuit, overload, overheating | short-circuit, overload, overheating | short-circuit, overload, overheating |
| General Data | |||
| Dimensions (Width / Height / Depth in mm) | 390 / 590 / 245 | 390 / 590 / 245 | 390 / 590 / 245 |
| Weight | 39 kg | 39 kg | 39 kg |
| Operating temperature range | –25 °C ... +50 °C | –25 °C ... +50 °C | –25 °C ... +50 °C |
| Protection rating | Indoors (IP30) | Indoors (IP30) | Indoors (NEMA 1) |
| Features / Function | |||
| Operation & display / multifunction relays | Internal / 2 | Internal / 2 | Internal / 2 |
| 3-phase systems / parallel connection | - / - | - / - | - / - |
| Integrated bypass / multicluster operation | - / - | - / - | - / - |
| State of charge calculation / Full- / Equalization charge | - / yes / yes | - / yes / yes | - / yes / yes |
| Integrated soft start / Generator support | - / - | - / - | - / - |
| Battery temperature sensor / Communication cables | yes / - | yes / - | yes / - |
| Warranty (5 years / 10 years) | yes / opt. | yes / opt. | yes / opt. |
| Certificates and permits | www.SMA.de | www.SMA.de | www.SMA.de |
| Accessories | |||
| Battery cables / battery fuses | opt. / opt. | opt. / opt. | opt. / opt. |
| Interfaces (RS485 PB / Multicluster PB) | opt. / - | opt. / - | opt. / - |
| GenMan extended generator start | opt. | opt. | opt. |
| Load-shedding contactor / Battery current measurement | opt. / - | opt. / - | opt. / - |
| Last update: March 2009 | |||
| Type Designation | SI 3324 | SI 4248 | SI 4248U |
Downloads
Language:
Catalog
 4.673 KB |
SUNNY ISLAND System Guide - System Solutions for Your Stand-Alone Power Supply Type: Catalog Language: English (Worldwide) Document number: SYSGUIDE-AEN083211 Version number: 1.1 |
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1.970 KB |
WINDY BOY - Inverter for Wind Energy Power Plants Type: Catalog Language: English (Worldwide) Document number: WINDYBOY-KEN101613 Version number: 1.3 |
Data sheet
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246 KB |
GenMan Basic - SMA´s new off-grid Generator Management Box Type: Data sheet Language: English (Worldwide) Document number: GenMan-12:BE2204 |
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1.367 KB |
SUNNY ISLAND 3324 / 4248 / 4248-US - Stand-alone grids simpler than ever Type: Data sheet Language: English (Worldwide) Document number: SI3324_4248-DEN102320 Version number: 2.0 |
Operating Instructions
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978 KB |
Sunny Island 3324 / 4248 - Operating Instructions Type: Operating Instructions Language: English (Worldwide) Document number: SI3324_4248-14:FE2406 Version number: 4.0 |
Installation Guide
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910 KB |
SUNNY ISLAND 3324 / 4248 - Errata for installation guide Type: Installation Guide Language: English (Worldwide) Document number: SI3324_4248-E-IEN094410 Version number: 1.0 |
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4.886 KB |
Sunny Island 3324 / 4248 - Installation Guide Type: Installation Guide Language: English (Worldwide) Document number: SI3324_4248-14:SE2406 Version number: 4.0 |
Short description
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40 KB |
Technote: Installer Password for Sunny Island 4248 (U) Type: Short description Language: English (Worldwide) Document number: SI4248_IP-11:EE0305 |
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236 KB |
Short Instruction: SI3324/4248/4248U FC in Fuel Cell Applications Type: Short description Language: English (Worldwide) Document number: SI-WR_FC-11:FE0607 Version number: 1.1 |
Technical Manual
 420 KB |
Questionnaire on Off-grid System Dimensioning Type: Technical Manual Language: English (Worldwide) Document number: QUESTIONNAIRE-UEN090512d Version number: 1.2 |
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87 KB |
Questionnaire on Off-grid System Dimensioning Type: Technical Manual Language: English (Worldwide) Document number: QUESTIONNAIRE-UEN090512 Version number: 1.2 |
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369 KB |
Sunny Island - Sicherheitshinweise / Safety Regulations / Presciptions de Sécurité / Normas de Seguridad / Disposizioni di Sicurezza Type: Technical Manual Language: International Document number: SI-SiHiW-11:XX4405 Version number: 1.1 |
Technical information
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387 KB |
PV inverter - Usage and settings of PV inverters in island grids and backup systems Type: Technical information Language: English (Worldwide) Document number: SB-OffGrid-UEN091911 Version number: 1.1 |
Certificate
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580 KB |
EC Declaration of Conformity - SUNNY ISLAND 2012, 2224, 3324, 4248, 5048 Type: Certificate Language: English (Worldwide) Document number: CE_SI-ZEN094811 Version number: 1.1 |
Warranty
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153 KB |
SMA Factory Warranty - Sunny Island/Sunny Backup Type: Warranty Language: English (Worldwide) Document number: GEBED_SI-ZEN095215 Version number: 1.5 |
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157 KB |
Order of an Extension of the SMA Factory Warranty Type: Warranty Language: English (Worldwide) Document number: B-GV_ZEN095114 Version number: 1.4 |
Articles
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758 KB |
New V/f-Statics controlled Battery Inverter: Sunny Island Author: Mike Meinhardt, Martin Rothert, Alfred Engler Type: Articles Language: English (Worldwide) Document number: SunnyIsland |
SMA Feed