Rongkai Solar
SUN-BK(80-250)-2.56KWH-EU-AM2-32L
Micro Hybrid ESSMicro Hybrid Inverter

SUN-BK(80-250)-2.56KWH-EU-AM2-32L

Suitable for on-grid, off-grid, and portable use

Suitable for on-grid, off-grid, and portable use

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Overview

SUN-BK(80-250)-2.56KWH-EU-AM2-32L Suitable for on-grid, off-grid, and portable use

Product Highlights

Features

• Plug & Play
01

• Plug & Play

• All-in-One Design: Integrated Inverter & Battery
02

• All-in-One Design: Integrated Inverter & Battery

• Versatile Power Options: 800W/1600W/2000W/2500W
03

• Versatile Power Options: 800W/1600W/2000W/2500W

• Dual Independent MPPTs
04

• Dual Independent MPPTs

05

• Compatible with 16A PV Modules

06

• 4ms On/Off-Grid Switching

07

• Multiple Operating Modes: Grid-Tied, Off-Grid, AC-Coupled

Specifications

ModelSUN-BK80-2.56KWH-EU-AM2-32LSUN-BK160-2.56KWH-EU-AM2-32LSUN-BK200-2.56KWH-EU-AM2-32LSUN-BK250-2.56KWH-EU-AM2-32L
AC Technical Specification
Rated AC Input / Output Active Power800W1600W2000W2500W
Max. AC Input / Output Active Power880W1760W2200W2750W
Max. off grid power2500W
AC Input / Output Frequency and Voltage50Hz ( 45Hz ~ 55Hz ) , 60Hz ( 55Hz ~ 65Hz ) , L+N +PE , 220 / 230 Vac
Rated Grid Input / Output Current3.7A / 3.5A7.3A / 7.0A9.1A / 8.7A11.4A / 10.9A
Max.Grid Input / Output Current4A / 3.9A8.0A / 7.7A10.0A / 9.6A12.5A / 12A
Peak Power ( off-grid )2 time of rated power, 10s
Power Factor Adjustment Range0.8 leading to 0.8 lagging
Max. Continuous AC Passthrough (grid to load)30A
DC Injection Current<0.5%In
PV String Input Data
Max. PV Access Power4400W
Max. PV Input Power (W)3520W
Max. Operating PV Input Current32A+32A
Max. Input Short-Circuit Current48A+48A
Rated PV Input Voltage42.5V
Start-up Voltage25Vdc
MPPT Voltage Range20 ~ 55V
No. of MPP Trackers/No. of Strings MPP Tracker2/2+2
Efficiency
Max. Efficiency96.5%
Euro Efficiency96.0%
MPPT Efficiency>99%
Equipment Protection
IntegratedDC reverse polarity protection , Thermal Protection , AC Output Overcurrent Protection , Insulation Impedance detection , AC Output Overvoltage Protection , Anti-islanding protection , AC Output Short Circuit Protection Thermal Protection , Insulation Impedance detection , AC Output Overvoltage Protection
Surge Protection LevelTYPE II(DC),TYPE II(AC)
Battery Input Data
Battery TypeLiFePO4
Max.Charging/Discharging Current50A
Battery Nominal Energy2560Wh
Battery Voltage Range44.8-57.6 V
Charging Strategy for Li-ion BatterySelf-adaption to BMS
General Data
Max. Inverter Parallel NO.3 pcs (up to 7.5 kW rated output)
Communication InterfacesWi-Fi, Bluetooth, LoRa
Dimension ( W × D × H )560 × 330 × 210mm
Weight (kg)30kg
Operating Temperature Range-10°C ~ 55°C, >45℃ Derating,( -20℃~55℃ with heating, optional)
Permissible Altitude2000m
Permissible Ambient Humidity0% ~ 95% ( No Condensing )
Ingress Protection(IP) RatingIP65
Safety EMC / StandardIEC 62619,UN38.3,IEC/EN62109-1 IEC/EN 62109-2, IEC/EN 61000-6-1/2/3/4
Grid RegulationVDE 4105,IEC61727/62116,VDE0126,AS4777.2,CEI0-21,EN50549-1,G98,C10-11,UNE217002
Warranty10 years
ModelAE-F2.56
Battery Technical Specification
Battery ChemistryLiFePO4
Battery Nominal Voltage51.2V
Battery Nominal Energy2560Wh
Max. Charging / Discharging Current50A
Battery Operating Voltage44.8V-57.6V
Battery Cycle Life≥6000 ( @25°C±2°C, 70%EOL )
Max. Stack NO.5 pcs (up to 12.8kWh )
Parallel Capability40 pcs
Other Technical Specification
DisplayLED ( SOC, Alarm )
Communication InterfacesLoRa
Dimension ( W × D × H )450 × 210 × 244mm
Ingress Protection(IP) RatingIP 65
Weight Approximate ( kg )22±3kg
Operating Temperature Range-10°C~55°C ( -20℃~55℃ with heating, optional)
Max. Operating Altitude2000m
Relative Humidity0% ~ 95% ( No Condensing )
CertificationUN38.3, IEC 62619, CE
Installation StyleFloor-Mounted,Stacked-Mounted
Warranty10 years

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