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SMA’s larger Windy Boy inverters combine the advanced technology present in our new US series of Sunny Boy inverters with special firmware that permits direct grid-tied operation with a broad range of wind turbines – without batteries.
This greatly reduces the overall system cost because components such as the charge controller, batteries and associated switch gear can be eliminated. Increased total energy capture combined with a reduction of balance of system components greatly reduces the installation and operating costs of a grid-tied wind system.
Specifications
| Input Data (DC) |
WB 5000 |
WB 6000 |
WB 7000 |
| Max. Recommended Array Input Power (DC @ STC) |
6250 W |
7500 W |
8750 W |
| Max. DC Voltage |
600 V |
600 V |
600 V |
| Peak Power Tracking Voltage |
250 – 480 V |
250 – 480 V |
250 – 480 V |
| DC Max. Input Current |
21 A |
25 A |
30 A |
| DC Voltage Ripple |
< 5% |
< 5% |
< 5% |
| Number of Fused String Inputs |
4 |
4 |
4 |
| PV Start Voltage |
300 V |
300 V |
300 V |
| Output Data (AC) |
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|
| AC Nominal Power |
5000 W |
6000 W |
7000 W |
| AC Maximum Output Power |
5000 W |
6000 W |
7000 W |
| AC Maximum Output Current (@ 208, 240, 277 V) |
24 A, 20.8 A, 18 A |
29 A, 25 A, 21.6 A |
34 A, 29 A, 25.3 A |
| AC Nominal Voltage / Range |
183 – 229 V @ 208 V , 211 – 264 V @ 240 V , 244 – 305 V @ 277 V |
183 – 229 V @ 208 V , 211 – 264 V @ 240 V , 244 – 305 V @ 277 V |
183 – 229 V @ 208 V , 211 – 264 V @ 240 V , 244 – 305 V @ 277 V |
| AC Frequency / Range |
60Hz /59.3Hz–60.5Hz |
60Hz /59.3Hz–60.5Hz |
60Hz /59.3Hz–60.5Hz |
| Power Factor |
1 |
1 |
1 |
| Efficiency |
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|
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| Peak Inverter Efficiency |
96.80% |
97.00% |
97.10% |
| CEC weighted Efficiency |
95.5 % @ 208 V , 95.5 % @ 240 V ,95.5 % @ 277 V |
95.5 % @ 208 V , 95.5 % @ 240 V, 96.0 % @ 277 V |
95.5 % @ 208 V , 96.0 % @ 240 V, 96.0 % @ 277 V |
| Mechanical Data |
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| Dimensions W x H x D in inches |
18.4 x24.1x9.5 |
18.4 x24.1x9.5 |
18.4 x24.1x9.5 |
| Weight / Shipping Weight |
143 lbs / 154 lbs |
143 lbs / 154 lbs |
143 lbs / 154 lbs |
| Ambient temperature range |
–13 to +113 °F |
–13 to +113 °F |
–13 to +113 °F |
| Power Consumption: standby / nighttime |
< 7 W / 0.25 W |
< 7 W / 0.25 W |
< 7 W / 0.25 W |
| Topology |
PWM, true sinewave, current source |
PWM, true sinewave, current source |
PWM, true sinewave, current source |
| Cooling Concept |
Convection with regulated fan cooling |
Convection with regulated fan cooling |
Convection with regulated fan cooling |
| Mounting Location Indoor / Outdoor (NEMA 3R) |
◊/◊ |
◊/◊ |
◊/◊ |
| Features |
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| LCD Display |
◊ |
◊ |
◊ |
| Lid Color: aluminum / red / blue / yellow |
◊/♦/♦/♦ |
◊/♦/♦/♦ |
◊/♦/♦/♦ |
| Communication: RS485 / Wireless |
♦/♦ |
♦/♦ |
♦/♦ |
| Warranty: 10-year |
◊ |
◊ |
◊ |
| Compliance: IEEE-929, IEEE-1547, UL 1741, UL 1998, FCC Part 15 A & B |
◊ |
◊ |
◊ |
| Specifications for nominal conditions |
Key: ◊ - Included ♦ - Optional |
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Features:
- Certified to the new UL 1741/IEEE 1547
- 5-year limited warranty standard
- Improved CEC efficiency
- Sealed electronics enclosure and OptiCool®
- Comprehensive SMA communications and data collection options
- Rugged cast aluminum outdoor rated enclosure

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