
Yantai Boxin International Trading Co., Ltd. is a professional comprehensive trading service provider for communication equipment.With warehouses established in Yantai and Hong Kong, we have built a complete and localized network for delivering communication products and services.In 2018, Yantai Boxin International Trading Co., Ltd. set up its international sales department in Yantai, China.Based in China, we operate in emerging markets across Southeast Asia, India, the Middle East, Africa, Europe, and the United States.
Yantai Boxin International Trading Co., Ltd. supplies products to various telecom operators, meeting their needs for supplementing and expanding 2G/3G/4G/5G network stations.Our current equipment portfolio covers brands such as Nokia, Ericsson, Alcatel, Huawei, ZTE, ZTT, and FiberHome.
We expand our international market share by offering high-quality products, excellent service, competitive pricing, and timely delivery.Feel free to contact us for more information.
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Models
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12K
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15K
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20K
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Input DC (PV side)
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Recommended max.PV array size
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24 kW
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30 kW
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40 kW
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Max.usable PV input power
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19.2 kW
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24 kW
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32 kW
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Max.input voltage
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1000 V
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Rated voltage
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600 V
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Start-up voltage
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160 V
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MPPT voltage range
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200 - 850 V
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Max. input current
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4 × 20 A
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Max.short circuit current
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4 × 30 A
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MPPT number / Max.input strings number
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4 / 4
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Battery
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Battery type
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Li-ion
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Battery voltage range
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120 - 800 V
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Max.charge / discharge power
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12 kW
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15 kW
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20 kW
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Max.charge / discharge current
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50 A
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Communication
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CAN / RS485
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Output AC (Grid side)
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Rated output power
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12 kW
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15 kW
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20 kW
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Max.apparent output power
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12 kVA
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15 kVA
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20 kVA
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Rated grid voltage
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3/N/PE, 220 V / 380 V, 230 V / 400 V
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Rated grid frequency
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50 Hz / 60 Hz
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Rated grid output current
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18.2 A / 17.3 A
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22.8 A / 21.7 A
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30.4 A / 28.9 A
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Max.output current
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18.2 A / 17.3 A
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22.8 A / 21.7 A
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30.4 A / 28.9 A
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Power factor
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> 0.99 (0.8 leading - 0.8 lagging)
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THDi
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< 3%
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Input AC (Grid side)
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Input voltage range
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304 - 437 V / 320 - 460 V
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Max. input current
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27.3 A / 26.0 A
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34.2 A / 32.5 A
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45.6 A / 43.3 A
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Rated grid frequency
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50 Hz / 60 Hz
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Frequency range
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45 - 55 Hz / 55 - 65 Hz
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Input Generator
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Max.input power
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12 kW
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15 kW
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20 kW
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Max. input current
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18.2 A / 17.3 A
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22.8 A / 21.7 A
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30.4 A / 28.9 A
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Rated input frequency
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50 Hz / 60 Hz
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Output AC (Back-up)
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Rated output power
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12 kW
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15 kW
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20 kW
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Max.apparent output power
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2 times of rated power, 10 s
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1.6 time of rated power, 10 s
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Back-up switch time
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< 10 ms
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Rated output voltage
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3/N/PE, 220 V / 380 V, 230 V / 400 V
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Rated frequency
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50 Hz / 60 Hz
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Rated output current
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18.2 A / 17.3 A
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22.8 A / 21.7 A
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30.4 A / 28.9 A
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THDv (@linear load)
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< 3%
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Efficiency
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Max.efficiency
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97.7%
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EU efficiency
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97.5%
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BAT charged by PV max.efficiency
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98.5%
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BAT charged / discharged to AC max.efficiency
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97.2%
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Protection
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Anti-islanding protection
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Yes
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Output over current protection
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Yes
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Short circuit protection
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Yes
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Integrated AFCI 2.0
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Optional
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Integrated DC switch
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Yes
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DC reverse-polarity protection
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Yes
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PV over voltage protection
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Yes
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Battery reverse protection
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Yes
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General Data
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Max.allowable phase imbalance (grid& back-up)
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100%
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Max.power per phase (grid& back-up)
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50% rated power
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40% rated power
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Dimensions (W × H × D)
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563 × 546 × 235 mm
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Weight
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32.6 kg
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Topology
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Transformerless
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Self-consumption (night)
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< 25 W
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Operating ambient temperature range
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-25 ~ +60°C
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Relative humidity
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0 - 95%
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Ingress protection
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IP66
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Noise emission (typical)
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< 65 dB(A)
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Cooling concept
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Intelligent fan-cooling
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Max.operation altitude
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2000 m
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Grid connection standard
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EN 50549-1/-10, VDE4105, CEI 0-21, CEI 0-16, NC-RFG TypeB, NRS 097-2-1, LTU-1, G99, PEA
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Safety / EMC standard
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IEC/EN 62109-1/-2, IEC/EN 61000-6-1/-2/-3/-4
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Features
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PV connection
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MC4 connector
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Battery connection
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OT terminal
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AC connection
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OT terminal
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Display
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LED indicator + APP
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Communication
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CAN, RS485, Ethernet, Optional: Wi-Fi, Cellular, LAN
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