1, Adopting the proposed dynamic VI maximum power point tracking (MPPT) control method & optimized SVPWM; fast response and stable operation; and the conversion efficiency achieves of 99.9%.

2, Adopting high-efficiency IPM (intelligent power module) from Mitsubishi with high reliability and high efficiency 99.9%.

3, Designed with variable frequency driver (VFD), can be used in variable frequency speed regulation technology, greatly improves efficiency, and better to protect water pump and maximum utilization of solar panels.

4, LCD display, can setting various parameters through LCD, easy to operation.

5, Complete protection function for PV input under voltage, PV input over voltage, input connection Reverse Polarity, DC over current, output, over load, short circuit, dry Well, overflow, dry running, and blocking protection.

6, System modular design, stable operation, high reliability and safety, installation and maintenance is very convenient.

7, Can add AC bypass input(generator/grid power as backup), can run automatically, without human duty, saving a lot of manpower

8, Equipped with RS485 data communication for remote monitoring (Optional).

9, European CE (EMC, LVD) certificate

Solar pump inverter Specification

Model	Adapted pump motor		Recommend PV input power (KWP)	MPPT Tracking Voltage (V)	Max. DC input voltage (V)	Rated output current(A)	Output frequency (Hz)
Model	Rated power (kW)	Rated Voltage (Vac)	Recommend PV input power (KWP)	MPPT Tracking Voltage (V)	Max. DC input voltage (V)	Rated output current(A)	Output frequency (Hz)
SPI-1500W	1.1～1.5	380～440	1.85	450～800	850	2.9	0～50 (60)
SPI-2200W	2.2	380～440	3	450～800	850	4.3	0～50 (60)
SPI-3700W	3～3.7	380～440	4.5	450～800	850	7.2	0～50 (60)
SPI-5500W	4～4.5	380～440	7	450～800	850	10.7	0～50 (60)
SPI-7500W	7.5	380～440	9	450～800	850	14.5	0～50 (60)
SPI-11KW	9.2～11	380～440	13	450～800	850	21.3	0～50 (60)
SPI-15KW	13～15	380～440	18	450～800	850	29	0～50 (60)
SPI-18KW	18.5	380～440	22	450～800	850	34.9	0～50 (60)
SPI-22KW	22	380～440	25	450～800	850	42.7	0～50 (60)
SPI-30KW	26～30	380～440	35	450～800	850	58.2	0～50 (60)
SPI-37KW	37	380～440	45	450～800	850	71.8	0～50 (60)
SPI-45KW	40～45	380～440	53	450～800	850	87.3	0～50 (60)
SPI-55KW	55	380～440	65	450～800	850	106.7	0～50 (60)
SPI-75KW	75	380～440	88	450～800	850	145.5	0～50 (60)
SPI-90KW	90	380～440	105	450～800	850	174.5	0～50 (60)
SPI-110KW	110	380～440	130	450～800	850	213.3	0～50 (60)
SPI-132KW	132	380～440	160	450～800	850	256	0～50 (60)
SPI-150KW	150	380～440	180	450～800	850	290.9	0～50 (60)

Alarm: Please choose the right type of inverter according to PV array and pump motor load.

　　Zhejiang Sandi Electric Co.,Ltd specialized in the new energy source and electrical source scientific research, development, manufacture and service had surpasses for 10 years of electrical source field; which recognized by widely customers according to entirely varieties, high quality and service first. At present, the researched products by our company basically contain the excellent product at home and abroad, which delegated the high level of electrical source manufacture all over the world. The main products are: PV Grid-Connected Inverter, Solar Inverter, PV Solar Pumping Inverter, Water Pumping Inverter, Grid Tie Inverter, On Grid Inverter, Solar pumping inverter, Wind Turbine Controller, Solar Charge Controller, Pure Sine Wave Inverter, Off-Grid Inverter, power Inverter. The products of company are widely applied in fire fighting, construction, industry, new energy source, civilian use, finance, business tax, electric power, medical treatment, aviation, automatically control system of war industry and national heavy engineering project.SANDI Electric Company insist on technology as forerunner, keep long-term, good research cooperation with universities; fetch in and absorb international advanced technology, built strictly quality control system.We will take the work objective of “unremitting exploration, endeavor and innovation, honesty and dedication, perfect and practicality” and quality guideline of “criterion management, intensive manufacture, quality first, service with all hearts”. Seek excellence, value innovation!We will ceaselessly struggle and create refulgence with you together.