Sunny Boy Datasheet
*** Listed warranty terms are applicable in SMA-designated primary support
countries, including the U.S., Canada, and Mexico. Reduced terms or restrictions may
apply in other Americas regions and territories including the Pacic and Caribbean.
Accessories
External WLAN antenna
EXTANT-US-40
SunSpec Certified
Rapid Shutdown
Receivers
Cellular Modem Kit
CELLMODKIT-US-10
Revenue Grade
Meter Kit
RGM05KIT-US-10
Technical data
Sunny Boy 3.0-US Sunny Boy 3.8-US Sunny Boy 5.0-US
208 V 240 V 208 V 240 V 208 V 240 V
Input (DC)
Max. PV power 4800 Wp 6144 Wp 8000 Wp
Max. DC voltage 600 V
Rated MPP voltage range 155 - 480 V 195 - 480 V 220 – 480 V
MPPT operating voltage range 100 – 550 V
Min. DC voltage / start voltage 100 V / 125 V
Max. operating input current per MPPT 10 A
Max. short circuit current per MPPT 18 A
Number of MPPT tracker / string per MPPT tracker 2/1 3 / 1
Output (AC)
AC nominal power 3000 W 3000 W 3330 W 3840 W 5000 W 5000 W
Max. AC apparent power 3000 VA 3000 VA 3330 VA 3840 VA 5000 VA 5000 VA
Nominal voltage / adjustable 208 V / ● 240 V / ● 208 V / ● 240 V / ● 208 V / ● 240 V / ●
AC voltage range 183 – 229 V 211 – 264 V 183 – 229 V 211 – 264 V 183 – 229 V 211 – 264 V
AC grid frequency 60 Hz / 50 Hz
Max. output current 14.5 A 12.5 A 16.0 A 16.0 A 24.0 A 21.0 A
Power factor (cos ϕ) / harmonics 1 / < 4 %
Output phases / line connections 1 / 2
Eciency
Max. eciency 97.2 % 97.6 % 97.3 % 97.6 % 97.3 %
97.6 %
CEC eciency 96.0 % 96.5 % 96.5 % 96.5 % 96.5 %
97.0 %
Protection devices
DC disconnect device / DC reverse polarity protection ● / ●
Ground fault monitoring / Grid monitoring ●
AC short circuit protection ●
All-pole sensitive residual current monitoring unit (RCMU) ●
Arc fault circuit interrupter (AFCI) ●
Protection class / overvoltage category I / IV
General data
Dimensions (W / H / D) in mm (in) 535 x 730 x 198 (21.1 x 28.5 x 7.8)
Packaging dimensions (W / H / D) in mm (in) 600 x 800 x 300 (23.6 x 31.5 x 11.8)
Weight / packaging weight 26 kg (57 lb) / 30 kg (66 lb)
Temperature range: operating / non-operating –25°C …+60°C / –40°C …+60°C
Environmental protection rating NEMA 3R
Noise emission (typical) 39 dB(A)
Internal power consumption at night < 5 W
Topology / cooling concept transformerless / convection
Features
Ethernet ports 2
Secure Power Supply ●*
Display (2 x 16 characters) ●
2.4 GHz WLAN / External WLAN antenna ●/○
ShadeFix technology for string level optimization
●
Cellular (4G / 3G) / Revenue Grade Meter ○/○**
Warranty: 10 / 15 / 20 years *** ●/○/○
Certicates and approvals
UL 1741, UL 1741 SA incl. CA Rule 21 RSD, UL 1998, UL 1699B Ed. 1, IEEE1547, FCC Part 15 (Class A & B),
CAN/CSA V22.2 107.1-1, HECO Rule 14H, PV Rapid Shutdown System Equipment
● Standard features ○ Optional features — Not available
NOTE: US inverters ship with gray lids. Data at nominal conditions * Not compatible with SunSpec shutdown devices **Standard in SBX.X-1TP-US-41
Type designation SB3.0-1SP-US-41 / SB3.0-1TP-US-41 SB3.8-1SP-US-41 / SB3.8-1TP-US-41 SB5.0-1SP-US-41 / SB5.0-1TP-US-41