SP-350K-USH-String Inverter-Sineng Electric

String Inverter

SP-350K-USH

SP Series String Inverter

Product Brochure

Features

More power generation

· Max. efficiency 99%, CEC efficiency 98.5%
· 12MPPTs for tracking maximum PV power
· Supports bifacial PV modules with max. PV current 22.5A
Low system cost

· Up to 24(28/32 optional) PV strings
· Support aluminum cable access, saving cable costs
· Support PLC communication, save communication cable
High reliability

· NEMA 4X high protection design
· Integrated string monitoring function
· Standard connection terminal for quick installation
Grid friendly

· LVRT and HVRT function
· Active & Reactive power control

Input (DC)

Model	SP-350K-USH
Max. PV input voltage	1500V
MPPT Max. input current	45A*12
Rated input voltage	1080V
MPPT voltage range	500~1500V
MPPT voltage range for nominal power	880~1300V
Number of MPPT trackers	12
Max. number of PV strings	24(Optional:28/32)

Output (AC)

Model	SP-350K-USH
Rated output power	352kW@30℃, 320kW@40℃, 295kW@50℃
Max. output power	352kW
Rated grid voltage	800V
Grid voltage range	640~920V
Max. output current	254A
Rated grid frequency/range	60Hz/55~65Hz
Output current harmonic (at nominal power)	<3%
Power factor at nominal power/range	>0.99/0.8leading to 0.8lagging

Protection

Model	SP-350K-USH
DC reverse connection protection	Yes
Overvoltage protection	DC Type II/AC Type II
Leakage current protection	Yes
Grid monitoring	Yes
Insulation monitoring	Yes
Anti-island protection	Yes

Efficiency

Model	SP-350K-USH
Max. efficiency	99.0%
CEC efficiency	98.5%

General Data

Model	SP-350K-USH
Isolation method	Transformerless
Self-consuming at night	<3.5W
Protection level	NEMA 4X
Temperature	﹣30℃～+60℃
Relative humidity	0-100%
Cooling mode	Temperature controlled forced air cooling
Max.operating altitude	5000m
Communication port	Standard: PLC, Optional: RS485
Dimensions (WHD)	1350×735×350mm
Weight	140kg

Technical Specs