Technical specs

SAME NAME, NEW GAME
The Sunny Boy 3.0-US through 7.7-US are once again raising the
bar by offering improved performance, enhanced features, and most
importantly, an economical approach to residential solar. Your business
model is a value chain. The new Sunny Boy-US series can help you stay
competitive in an increasingly price sensitive residential market by driving
down costs across all of your business operations.
Technical data
Sunny Boy 6.0-US Sunny Boy 7.0-US Sunny Boy 7.7-US
208 V 240 V 208 V 240 V 208 V 240 V
Input (DC)
Max usable DC power 5400 W 6200 W 6900 W 7200 W 6900 W 7950 W
Max. DC Voltage 600 V
Rated MPP Voltage range 220 – 480 V 245 - 480 V 270 - 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 3 / 1
Output (AC)
AC nominal power 5200 W 6000 W 6660 W 7000 W 6660 W 7680 W
Max. AC apparent power 5200 VA 6000 VA 6660 VA 7000 VA 6660 VA 7680 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 25.0 A 25.0 A 32.0 A 29.2 A 32.0 A 32.0 A
Power factor (cos ϕ) 1
Output phases / line connections 1 / 2
Harmonics < 4 %
E󹢶ciency
Max. e󹻯ciency 97.2 %
97.6 %
97.1 % 97.5 % 97.1 % 97.5 %
CEC e󹻯ciency 96.5 %
97 %
96.5 % 97 % 96.5 % 97 %
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 26 kg (57 lb)
Packaging weight 30 kg (66 lb)
Operating temperature range – 25°C …+60°C
Noise emission (typical) 36 dB(A) 45 dB(A)
Internal power consumption at night < 5 W
Topology Transformerless
Cooling concept Convection Fan
Features
Secure Power Supply
Display (2 x 16 characters)
Interfaces: Ethernet / WLAN ● / ●
Sensor module / External WLAN antenna
○ / ○
Warranty: 10 / 15 / 20 years ●/○/○
Certi󹻭cates and approvals UL 1741, UL 1998, UL 1699B, IEEE1547, FCC Part 15 (Class A & B), CAN/CSA V22.2 107.1-1
● Standard features ○ Optional features — Not available Data at nominal conditions NOTE: US inverters ship with gray lids.
Type designation SB6.0-1SP-US-40 SB7.0-1SP-US-40 SB7.7-1SP-US-40