Hybrid Inverter E7-Y3 Series

Hybrid Inverter – Comparative Technical Specifications

Models: E7-Y3.10, E7-Y3.12, E7-Y3.15

PV (DC Input)

Parameter	E7-Y3.10	E7-Y3.12	E7-Y3.15
Maximum Recommended PV Input Power	22,800 W	22,800 W	22,800 W
Maximum Input Voltage (Voc)	1000 V	1000 V	1000 V
MPPT Operating Range	200–850 V (@200 V start-up)
Number of MPPT Trackers	2
Maximum Strings per MPPT	1 + 2
Maximum Input Current per MPPT	15 A + 30 A	15 A + 30 A	15 A + 30 A
Short-Circuit Current per MPPT	19.5 / 40 A	19.5 / 40 A	19.5 / 40 A
Nominal Input Power	10,000 W	12,000 W	15,000 W
Nominal Input Current	14.5 A	17.4 A	21.7 A

On-grid Operation (Bidirectional)

Parameter	E7-Y3.10	E7-Y3.12	E7-Y3.15
Nominal Grid Voltage	400 V (L1,L2,L3,N,PE) · 50/60 Hz
THDi	< 3%	< 3%	< 3%
Power Factor	-0.8 ~ +0.8	-0.8 ~ +0.8	-0.8 ~ +0.8

Battery Parameters (Bidirectional)

Parameter	E7-Y3.10	E7-Y3.12	E7-Y3.15
Battery Type	SLA & LiFePO4
Battery Voltage Range	160–800 V
Nominal Battery Voltage	400 V
Max. Charge/Discharge Current	50 A	50 A	50 A
BMS Communication	RS485 / CAN	RS485 / CAN	RS485 / CAN
Nominal Output Power	10,000 W / 10,000 VA	12,000 W / 12,000 VA	15,000 W / 15,000 VA
Nominal Output Current	14.5 A	17.4 A	21.7 A

Backup Output (AC Output)

Parameter	E7-Y3.10	E7-Y3.12	E7-Y3.15
Nominal Output Voltage	400 V (L1,L2,L3,N,PE) · 50/60 Hz
Peak Power	11,000 VA	13,200 VA	16,500 VA
THDv (@ linear load)	< 3%	< 3%	< 3%
Switching Time	< 10 ms	< 10 ms	< 10 ms

Efficiency

Parameter	E7-Y3.10	E7-Y3.12	E7-Y3.15
Max. MPPT Efficiency	99.90%	99.90%	99.90%
Max. Efficiency	98.00%	98.00%	98.00%
European Efficiency	97.50%	97.50%	97.50%
Battery Charge/Discharge Efficiency	97.00%	97.00%	97.00%

Protection

Parameter	Specification
Switches & Reverse Protection	DC switch; PV reverse polarity; Battery reverse polarity
Output Protection	Short circuit; Overvoltage
Safety Functions	Insulation impedance; Residual current; Anti-islanding
Surge Protection	PV: Type III; AC: Type III
Protection Class	IP65
Operating Temperature	-20 ~ 60℃
Relative Humidity	10% ~ 90%

General Parameters

Parameter	E7-Y3.10	E7-Y3.12	E7-Y3.15
Installation	Wall-mounted
Cooling Method	Smart cooling
Communication	Wi-Fi; RS485; CAN; GPRS	Wi-Fi; RS485; CAN; GPRS	Wi-Fi; RS485; CAN; GPRS
Display	LCD; App	LCD; App	LCD; App
Inverter Dimensions (L×W×H)	480 × 425 × 202 mm	480 × 425 × 202 mm	480 × 425 × 202 mm
Net Weight	25 kg	26 kg	27 kg
Box Dimensions (L×W×H)	637 × 545 × 326 mm	637 × 545 × 326 mm	637 × 545 × 326 mm
Gross Weight	29 kg	30 kg	31 kg
Warranty	5 years standard (optional 10 / 15 years)