Single-phase On-grid String Inverter

SPI3000-B2/SPI3600-B2/SPI4000-B2/SPI4600-B2/SPI5000-B2/SPI6000-B2

Features
High Efficiency
• High-efficiency inverter topology ensures annual power
generation
• Advanced control algorithms and high adaptation ability to
the grid, improving the stability of power generation system

Safe and Reliable

• IP65 for outdoor application
• Integrated AC/DC full lightning protection
• Aluminum alloy die-casting integrated chassis, ensure 25
years full life circle running

Intelligent Management
• Intelligent cloud platform monitoring, realizing one- key APP
real-time monitoring
• Support RS485, GPRS, WIFI and other communication
methods

Green Saving
• Small size, easy to install and use
• Natural cooling, ensuring low environmental noise
• Super-wide operating temperature range, adapt to extremely
cold, high temperature areas

Function Diagram

Reliable Power Network

Single-phase On-grid String Inverter
SPI3000-B2/SPI3600-B2/SPI4000-B2/SPI4600-B2/SPI5000-B2/SPI6000-B2
Technical Specification
Items SPI3000-B2 SPI3600-B2 SPI4000-B2 SPI4600-B2 SPI5000-B2 SPI6000-B2
DC Input
Max. PV input voltage 600Vdc
Rated PV voltage 360Vdc
Max. PV input current 22A（2×11A）
No. of MPPTs 2
No.of PV strings per MPPT 1/1
MPPT voltage range 100Vdc ~500Vdc
Starting voltage 120Vdc
AC Output
Rated AC output power 3.0kW 3.6kW 4.0kW 4.6kW 5.0kW 6.0kW
Max. output power 3.3kW 3.96kW 4.4kW 5.06kW 5.5kW 6.0kW
Rated AC output voltage 220V/230Vac
Rated output current 13.6A 16.4A 18.2A 20.9A 22.7A 27.3A
Max. output current 15.0 A 18.0 A 20.0 A 23.0 A 25.0 A 27.3 A
Rated grid frequency 230Vac
Grid frequency range 45~55Hz/55~65Hz
Power factor >0.99 full load
Adjustable power factor 0.8 (leading) ~ 0.8 (lagging)
THDi <3% (nominal power)
Efficiency
Max. efficiency 98.10% 98.30%
European efficiency 97.70% 97.90%
Protection
Anti-islanding Yes
DC Reversed Connection Yes
AC short circuit protection Yes
Temperature protection Yes
Surge protection Yes
PV fault detect Yes
DC switch optional
General
Dimensions (W×H×D) 360×420×125 mm
Weight 12.6kg
IP grade IP65
Noise level ≤25 dB
Night power consumption <1W
Cooling type Natural cooling
Altitude 4000m (>2000m derating )
Operating temperature -40ºC~60ºC (>45ºC derating)
Relative humidity 0~95%
Display LCD display + LED indicator
Communication RS485/WiFi (optional)/GPRS (optional)/DRM(Australia)
DC terminal MC4 Terminal
AC terminal Plug and play connector
Installation method Wall-mounted
EN62109-1, EN62109-2 NB/T32004, AS3100, AS4777, EN 61000-6-2, EN 61000-6-3 , IEC 62116:2014
Standard
IEC 61727:2004 ,IEC 60068-2-1:2007 ,IEC 60068-2-2:2007 ,IEC 60068-2-14:2009 ,IEC 60068-2-30:2005

*Specifications are subject to change without prior notice.

Kehua Hengsheng Co., Ltd.

Add: No. 457, Malong Road, Torch High-Tech Industrial Zone, Xiamen Fujian China
Tel: +86-592-5160516 Fax: +86-592-5162166 www.kehua.com

Version No.: 20190423 @2019 Kehua Hengsheng Co., Ltd. All rights reserved.