KY-EST08KH
8KW Three-phase Hybrid Inverter


product features

Three-phase Five-wire Four-bridge

Support 100% three-phase imbalance

 


 

Overload capacity

1.1 times for long-term operation;1.2 times/60S, 1.5 times/10S

 

Fault recording remote recovery

Real-time fault recording,remote analysis and recovery

 


 

Fast grid forming seamless switching

Self forming frequency phase within 20ms,Single machine on-grid and off-grid switching within 10ms

Technical parameter
Parameter KY-EST08KH
 

Efficiency 

Max. Efficiency(%)  98.20
European Efficiency(%) 97.10
   

PV Input Data

Max. Input Power(W)13600
Max. lnput Voltage(V)  1000
OperatingVoltage Range/Nominal lnput Voltage(V) 180-900/610
Max. Input Current(A)  18/18
Max. Short Circuit Current(A) 20/20
Number of MPPT Trackers  2
Number of Strings per MPPT 1/1
   

Battery Input Data

Battery Voltage Range(V) 180-700
Input Number 2
Max.Charge/Discharge Current(A) Simplex MAX. 25/25
Max.Charge/Discharge Power(W) 8000/8000
Battery Type Li-ion/Lead-acid
   

AC Output Data(GRID)

Nominal Output Power(W)  8000
Max. Apparent Power (VA)  8800
Max Input Power(W) 16000
Nominal Output Voltage(Vac) 380/400V,3L/N/PE
Nominal Output Frequency(Hz) 50/60
Max. Output Current(A)  12.7
Max. Three phase Unbalanced Output Current(A) 17.5
Grid Bypass Current(A)  35
Power Factor ~1 (0.8 lead to 0.8 lag can be set)
Total Harmonic Distortion(%)  <3
   

AC Output Data(EPS)

Nominal Output Power(W)  8000
Max. Apparent Power (VA)  8800
Nominal Output Voltage(Vac) 380/400V,3L/N/PE
Nominal Output Frequency(Hz)  50/60
Max. Three phase Unbalanced Output Current(A) 17.5
Max. Output Single phase Apparent Power(VA) 4000
Peak Output Apparent Power(VA)(60s) 9600
Peak Output Apparent Power(VA)(10s) 12000
On/off Grid switching time(ms)  <10
   

AC Output Data(GEN)

Nominal Voltage(Vac)  380/400V,3L/N/PE
Nominal Frequency(Hz)  50/60
Nominal Input Apparent Power(VA) 8000
   

Protection

PV Reverse Polarity Protection Integrated
Overcurrent Protection Integrated
Anti-islanding Protection Integrated
Short Circuit Protection Integrated
Leakage Current Protection Integrated
Insulation Protection Integrated
Surge Protection DC Type II / AC Type III
   

General Data

Operating Temperature Range (°C) -25~+60(>45 derating
Altitude(m) <4000
Noise Emission(dB) <40
Topology  Transformerless isolation+ Three-phase four-leg 
Control mode  Passive network following+active network construction
Cooling Method  Natural convection
Ingress Protection Rating IP65
Relative Humidity(%) 0-95,No condensation
DC Connector MC/Amphenol/Phoenix
AC Connector Plug in Connector 
Interaction LCD,RS485
Cloud Communication RS485(WIFI/4G optional)
BMS Communication CAN
Meter Communication RS485
Installation
Wall-mounted
Dimension(W*H*D)(mm) 505*572*235
Weight(kg) 35
      

Certification

Safety Standards IEC62109-1/-2
EMC Standards  EN61000-6-1/-2/-3,IEC61000
On-grid Standard  AS4777.2:2020,NRS097-2-1:2017,EN 50549-1 for Czech,VDE-AR-N 4105:2018,EN50549-1:2019+AC:2,G98 G99,OVE-R25,EN50549-1:2019 for Poland A&B
   
Download
Specifications Size Type Down
15-25kW Hybrid Inverter _ Three-phase-datasheet 3.75MB PDF
15-25kW Hybrid Inverter _ Three-phase - Quick Installation Guide 21.5MB PDF
8-12kW Hybrid Inverter _ Three-phase-datasheet 3.90MB PDF
5-25kW Hybrid Inverter _ Three-phase - User manual 5.68MB PDF
5-12kW Hybrid Inverter _ Three-phase - Quick Installation Guide 35.4MB PDF
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