SMA Sunny Island 4548-US Quick Guide

SI4548-US-10 / SI6048-US-10
SUNNY ISLAND 4548-US / 6048-US
The SMA Sunny Island 4548-US and 6048-US inverters are based on proven off-grid technology and feature industry
leading power output. A maximum efficiency of 96 percent ensures peak production, which results in reduced diesel usage
in rural communities. More flexible sizing allows for simplified system planning. And, with multicluster technology, up to 12
Sunny Islands can be integrated into off-grid power systems up 110 kW in size.
The efficient off-grid manager
SUNNY ISLAND 4548-US / 6048-US
Durable
•Extremeoverloadcapability
•OptiCool™activetemperature
management system
•5-yearstandardwarranty
Flexible
•ForSunnyIslandsystemsfrom4.5
to 100 kW
• Single, split-phase and three-phase
operation, connectable in parallel
and modularly expandable
•ACandDCcoupling
Simple
•Easycommissioningwiththe
“QuickConfigurationGuide”
•Completeoff-gridmanagement
•Excellentforgrid-tiedbattery
back up
Efficient
•Maximumefficiencyof96%
•CECefficiencyof94.5%and94%
•Stateofchargecalculation
•Intelligentbatterymanagement
for maximum battery life

SMA Sunny Island 4548-US Specifications

General

Model	Sunny Island 4548-US
Nominal AC Voltage	120/240 V
AC Frequency	60 Hz
Battery Voltage	48 V
Battery Type	Lead-acid or Lithium-ion
Efficiency	96%
Operating Temperature	-25°C to +60°C
Rated Power	4.5 kW