Technical Parameter
Parameter KY-3GT-20k0 KY-3GT-17k0 KY-3GT-15k0 KY-3GT-12k0 KY-3GT-10k0
           

Efficiency

Maximum efficiency 98.50% 98.43% 98.30% 98.20% 97.80%
European efficiency 98.10% 98% 97.90% 97.80% 98.20%
MPPT efficiency  99.90% 99.90% 99.90% 99.90% 99.90%
   

DC side

Maximum allowable input strings power (W) 26000 22100 19500 15600 13000
Rated input power (W) 20520 17500 15400 12350 10300
Maximum input voltage (V) 1000 1000 1000 1000 1000
Start voltage (V) 180 180 180 180 180
Voltage range of MPPT (V) 200 - 950 200 - 950 200 - 950 200 - 950 200 - 950
Input number of strings (pcs) 2+2 2+2 2+1 1+1 1+1
Maximum input current (A) 23/23 23/23 23/12 12/12 12/12
Maximum DC short-circuit current (A) 28/28 28/28 28/15 15/15 15/15
   

AC side

Rated output power (W) 20000 17000 15000 12000 10000
Maximum output power (VA) 20000 17000 15000 12000 10000
Rated grid voltage / grid voltage range 400 Vac /270 -480Vac
Type of power grid 3L/N/PE 3L/N/PE 3L/N/PE 3L/N/PE 3L/N/PE
Frequency (Hz) 50 /60 50 /60 50 /60 50 /60 50 /60
Total harmonic of output current < 3%
DC component < 0.5% * In < 0.5% * In < 0.5% * In < 0.5% * In < 0.5% * In
Dc component <0.5%*In <0.5%*In <0.5%*In <0.5%*In <0.5%*In
Power factor > 0.99 (0.8 lead - 0.8 lag adjustable)
   

Protect

DC switch Integrate（Optional） Integrate（Optional） Integrate（Optional） Integrate（Optional） Integrate（Optional）
Over current protection / Island protection Integrate Integrate Integrate Integrate Integrate
Surge protection DC class II / AC class III DC class II / AC class III DC class II / AC class III DC class II / AC class III DC class II / AC class III
DC reverse connection protection Integrate
Leakage current protection / Insulation protection Integrate Integrate Integrate Integrate Integrate
Over/undervoltage protection Integrate Integrate Integrate Integrate Integrate
   

Basic parameter information

Dimensions (mm) 505 x 414 x 200
Weight (Kg) 18 18 17 16 16
Protection level IP65 IP65 IP65 IP65 IP65
Installation mode Wall hanging Wall hanging Wall hanging Wall hanging Wall hanging
Cooling mode Intelligent fan cooling Intelligent fan cooling Intelligent fan cooling Natural Convection Natural Convection
Topological structure No transformer No transformer No transformer No transformer No transformer
night consumption <0.5 W <0.5 W <0.5 W <0.5 W <0.5 W
Working temperature -25 - 60 ℃ (> 45 ℃ derating)
Relative humidity 0~95%
Altitude < 3500 m, over 2000 m derating
Display mode LCD
Communication RS485 / WIFI / GPRS （Optional）
AC/DC connection Quick plug type
Warranty 5/10years
   

Standard

Safety standards IEC62109-1/-2
EMC standards EN61000-6-1/-2/-3, IEC61000-2-2
Grid standards AS/NZS 4777.2, NRS 097-2-1:2017, NB/T 32004-2018
Download
Specs Manual Certification
Specifications Size Type Down
Koyoe Energy - Warranty commitment 90.1KB PDF
Solar Grid-Connected Inverter-User manual-20230112 2.94MB PDF
Hybrid inverter CE 312.KB PDF
KY-3GT 10K-20K datasheet 206.KB PDF
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