SMA America, LLC Technical Data
Installation Guide SB50US-80US-eng-IUS112633 97
11.7 Sunny Boy SB 8000-US (SB 8000US and SB 8000US-11)
PV Array Connection
Grid Connection
Efficiency
Maximum MPP voltage 300 V … 480 V
Range of input operating voltage 300 V … 600 V
Maximum generator input power 10,000 W
Maximum DC power 8,600 W
PV start voltage 365 V
Maximum DC input current 30 A
Maximum input short-circuit current 36 A
Maximum utility backfeed current to PV array 50 A AC
DC voltage ripple < 10 %
AC operating voltage range at 240 V nominal value 211 V … 264 V
AC operating voltage range at 277 V nominal value 244 V … 305 V
AC operating frequency range 59.3 Hz … 60.5 Hz
AC frequency, nominal value 60 Hz
AC Maximum Continuous Output Power at 240 V 7,680 W
AC Maximum Continuous Output Power at 277 V 8,000 W
Current THD < 4 %
Maximum continuous AC output current at 240 V 32 A
Maximum continuous AC output current at 277 V 29 A
Maximum output failure current 61.7 A
Maximum output overcurrent protection 50 A
Synchronization of inrush current 14.32 A
Trip limit accuracy ±2 %
Trip time accuracy ±0.1 %
Power consumption at night 0.1 W
Power consumption in operation < 7 W
Range of output power factor 0.95 … 1.0
Output power factor, nominal value 0.99
Peak inverter efficiency 96.5 %
CEC weighted efficiency at 240 V AC 96.0 %
CEC weighted efficiency at 277 V AC 96.0 %