KY-EST12KH-A
KY-EST15KH-A
KY-EST17KH-A
KY-EST20KH-A

Technical parameter
 

PV &storage system

integrated PV and storage system model, high self-use efficiency, with UPS Uninterrupted Power Supply.
 

Smart switching

UPS function, supporting three-phase imbalance, on/off gird switch within 10ms.
 

Wide voltage input range

wide PV voltage input range 180V-950V,wide batteries voltage range 180V-700V
 

Safe and Reliable

high electricity quality , no interference with other equipment, low radiation
 

smart and simple

Ultra silent,,flexible communications,support remote/local USB upgrade.
 

high-efficiency

support bifacial panels, max DC current 12.5A, max PV input power up to 1.3 X rated power
Technical parameter
Parameter KY-EST20KH-A
 

Efficiency    

Max.Efficiency >98.2%
   

PV Input   

Max. PV input power(W) 26000
Max. PV input voltage(V) 1000
MPP Operation Voltage Range(V) 180-900
Max. number of PV strings per MPPT 2/2
Max. PV input current(A) 23/23
Short-circuit current of PV input(A) 25/25
   

Battery

Max Input/Output Voltage(V) 700
Operating Voltage Range(V) 180-700
Max Charge/Discharge Current(A) 50/50
Max Input/Output Power(W) 20000/20000
Battery Type Li-ion/Lead-acid
   

AC Input and Output

Rated Power(W) 20000
Max. Apparent AC Power(VA) 20000
Nominal AC Voltage(Vac) 380V/400V，3L/N/PE
AC Power Frequency(Hz) 50/60
Max. AC Output Current(A) 31
Power Factor Range ~1 (Adjustable from 0.8 leading to0.8 lagging)
OutputTHDi(@Nominal Output) <3%
   

Off-Grid AC Output(Back-up ACOutput)    

Rated Output Power(W) 20000
Max. Apparent AC Output Power(VA) 20000
Nominal AC Output Voltage(Vac) 380V/400V，3L/N/PE
AC Power Frequency(Hz) 50/60
Max. AC Output Current(A) 31
   

Genaral Data

Operating Temperature Range -25℃ …+60℃(>45℃ derating)
Operating Altitude(m) <4000
Noise(dB) <45
Topology Transformerless
Cooling Method Intelligent Fan
Ingress Protection Rating IP20
Relative Humidity0-90%, no condensation
DC Connection Type Drawer type
AC Connection Type Drawer type
Display LCD
Communication With Portal RS485 (WiFi/GPRS Optinal)
Communication With BMS CAN
Communication With Meter RS485
Mounting Method Built-in drawer mounting
Dimensions (W*H*D)(mm) 505*540*230
Weight(Kg) 24
   

Certification

Safety IEC62109-1/-2
EMC EN61000-6-1/-2/-3,IEC61000
On-Grid standard AS4777.2,NRS097-2-1:2017
Download
Specifications Down
KY-3GT 10K-20K datasheet
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