Combining a broad input voltage range and a broad input current range, the transformerless Sunny Boy can be connected to nearly all standard crystalline PV modules. As a proven entry-level device in the field of transformerless inverters, it offers topclass efficiency. Its low weight and robust enclosure allow simple installation, both indoors and outdoors. With its three power classes, it is the ideal inverter for smaller PV plants.
| Show All / Hide All | SUNNY BOY 1300TL | SUNNY BOY 1600TL | SUNNY BOY 2100TL |
|---|---|---|---|
| Input (DC) | |||
| Max. DC power (@ cos ϕ = 1) | 1400 W | 1700 W | 2200 W |
| Max. input voltage | 600 V | 600 V | 600 V |
| MPP voltage range | 115 V1 – 480 V | 155 V – 480 V | 200 V – 480 V |
| Rated input voltage | 400 V | 400 V | 400 V |
| Min. input voltage / initial input voltage | 100 V1 / 120 V1 | 125 V / 150 V | 125 V / 150 V |
| Max. input current / max. input current per string | 12 A1 / 12 A1 | 12 A1 / 12 A1 | 12 A1 / 12 A1 |
| Number of independent MPP inputs / strings per MPP input | 1 / 1 | 1 / 1 | 1 / 2 |
| Output (AC) | |||
| Rated power (@ 230 V, 50 Hz) | 1300 W | 1600 W | 1950 W |
| Max. apparent AC power | 1300 VA | 1600 VA | 2100 VA |
| Nominal AC voltage / range | 220 V, 230 V, 240 V / 180 V – 260 V | 220 V, 230 V, 240 V / 180 V – 260 V | 220 V, 230 V, 240 V / 180 V – 260 V |
| AC power frequency / range | 50 Hz, 60 Hz1 / −6 Hz ... +5 Hz | 50 Hz, 60 Hz1 / −6 Hz ... +5 Hz | 50 Hz, 60 Hz1 / −6 Hz ... +5 Hz |
| Rated power frequency / rated grid voltage | 50 Hz / 230 V | 50 Hz / 230 V | 50 Hz / 230 V |
| Max. output current | 7.2 A | 8.9 A | 11 A |
| Power factor at rated power | 1 | 1 | 1 |
| Feed-in phases / connection phases | 1 / 1 | 1 / 1 | 1 / 1 |
| Efficiency | |||
| Max. efficiency / European weighted efficiency | 96 % / 94.3 % | 96 % / 95 % | 96 % / 95.2 % |
| Protective devices | |||
| DC disconnect device | opt. | opt. | opt. |
| Ground fault monitoring / grid monitoring | yes / yes | yes / yes | yes / yes |
| DC reverse polarity protection / AC short-circuit current capability / galvanically isolated | yes / yes / — | yes / yes / — | yes / yes / — |
| All-pole-sensitive residual-current monitoring unit | yes | yes | yes |
| Protection class (according to IEC 62103) / overvoltage category (according to IEC 60664-1) | I / III | I / III | I / III |
| General data | |||
| Dimensions (W / H / D) |
440 / 339 / 214 mm (17.3 / 13.3 / 8.4 inch) |
440 / 339 / 214 mm (17.3 / 13.3 / 8.4 inch) |
440 / 339 / 214 mm (17.3 / 13.3 / 8.4 inch) |
| Weight | 16 kg (35.3 lb) | 16 kg (35.3 lb) | 16 kg (35.3 lb) |
| Operating temperature range | −25 °C … +60 °C (−13 °F … +140 °F) | −25 °C … +60 °C (−13 °F … +140 °F) | −25 °C … +60 °C (−13 °F … +140 °F) |
| Noise emission (typical) | 33 dB(A) | 33 dB(A) | 33 dB(A) |
| Self-consumption (night) | 0.1 W | 0.1 W | 0.1 W |
| Topology | Transformerless | Transformerless | Transformerless |
| Cooling concept | Convection | Convection | Convection |
| Degree of protection (according to IEC 60529) | IP65 | IP65 | IP65 |
| Climatic category (according to IEC 60721-3-4) | 4K4H | 4K4H | 4K4H |
| Max. permissible value for relative humidity (non-condensing) | 100 % | 100 % | 100 % |
| Features | |||
| DC connection / AC connection | SUNCLIX / Connector | SUNCLIX / Connector | SUNCLIX / Connector |
| Display | Text line | Text line | Text line |
| Interface: RS485, Bluetooth®, Speedwire/Webconnect | opt. / opt./ opt. | opt. / opt./ opt. | opt. / opt./ opt. |
| Warranty: 5 / 10 / 15 / 20 / 25 years | yes / opt. / opt. / opt. / opt. | yes / opt. / opt. / opt. / opt. | yes / opt. / opt. / opt. / opt. |
| Certifi cates and approvals (more available on request) | AS 4777, C10/11, CE, CEI 0-21, EN 504382, G83/1-1, IEC 62109-1/-2, NRS 097-2-1, PPC, PPDS, RD1699, RD 661/2007, UTE C15-712-1, VDE-AR-N 4105, VDE0126-1-1 | AS 4777, C10/11, CE, CEI 0-21, EN 504382, G83/1-1, IEC 62109-1/-2, NRS 097-2-1, PPC, PPDS, RD1699, RD 661/2007, UTE C15-712-1, VDE-AR-N 4105, VDE0126-1-1 | AS 4777, C10/11, CE, CEI 0-21, EN 504382, G83/1-1, IEC 62109-1/-2, NRS 097-2-1, PPC, PPDS, RD1699, RD 661/2007, UTE C15-712-1, VDE-AR-N 4105, VDE0126-1-1 |
| Type designation | |||
| Type designation | SB 1300TL-10 | SB 1600TL-10 | SB 2100TL |
| Footnotes | |||
| 1 Valid from firmware 4.50 2 Does not apply to all national appendices of EN 50438 |
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The RS485 wiring for plant monitoring and communication allows functional lengths of up to 1200 meters. The Sunny WebBox collects all the data and informs you about the status of the PV plant. With Piggy-Back the data transmission is reliable even in interference-prone areas. Subsequent expansions are possible without problem thanks to the modular design principle.

Ideally suited for online monitoring of small PV plants with a maximum number of up to four inverters: Webconnect provides free access to Sunny Portal without additional data logger – easily via an existing Internet access and a DSL router.
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