APsystems DS3-L Dual-Module Microinverter – 768VA AC Output
The APsystems DS3-L is a high-power dual-module microinverter engineered to independently optimize two PV modules using separate MPPT channels. Designed for modern residential solar systems, it delivers increased AC output capacity, high conversion efficiency, and durable outdoor performance while meeting current interconnection and rapid shutdown requirements.
Key Specifications
• Model – APsystems DS3-L
• Inverter Type – Dual-module microinverter
• Maximum Continuous AC Output Power – 768VA
• PV Module Inputs – 2 independent input channels (MPPT)
• Recommended PV Module Power (STC) – 265Wp–570Wp+ per module
• MPPT Operating Voltage Range – 28V–45V
• Operating Voltage Range – 26V–60V
• Maximum Input Voltage – 60V
• Maximum Input Current – 18A × 2
• Maximum Input Short-Circuit Current – 22.5A per input
• Nominal AC Output Voltage / Range – 208V (183.04–228.8V) or 240V (211–264V)
• Nominal Output Current – 3.7A@208V / 3.2A@240V
• Maximum Output Fault Current (AC) – 5.691Apk, 26.75ms of duration; 3.307Arms
• Nominal Output Frequency / Range – 60Hz (58.8–61.2Hz; HECO: 57–63Hz)
• Power Factor (Default/Adjustable) – 0.99/0.8 leading…0.8 lagging
• Peak Efficiency – 97.3%
• CEC Efficiency – 97%
• Nominal MPPT Efficiency – 99.5%
• Night Power Consumption – 20mW
• Communication (Inverter to ECU) – Encrypted ZigBee
• Cooling – Natural convection – No Fans
• Enclosure Environmental Rating – Type 6
• Operating Ambient Temperature Range – −40°C to +65°C
• Storage Temperature Range – −40°C to +85°C
• Dimensions (W × H × D) – 263mm × 218mm × 41.2mm (10.3in × 8.6in × 1.7in)
• Weight – 5.7lbs (2.7kg)
• DC Connector Type – Stäubli MC4 PV-ADB4-S2 & ADSP4-S2
• Energy Management – Energy Management Analysis (EMA) system
• Warranty – 12 Years Standard; 25 Years Optional
• Compliance – UL1741, CSA C22.2 No.107.1-16, IEEE1547, IEEE1547.1, FCC Part15B, ICES-003 Class B, NEC 2014/2017/2020/2023 Rapid Shutdown
