KA-series | 18kW 33kW

Hybrid Solar Inverter
3-Phase Output3/6 MPPTs
ka-series hybrid solar inverter | techfine product

Main Feature

  • Touch screen display, status is clear at a glance
  • Adapt to various load conditions
  • High power low battery voltage input
  • Grid connected power generation function
  • High power charging provides fast charging current
  • Rich communication interfaces, RS232, RS485, dry contacts
  • Multi channel photovoltaic PV input, complementary load of photovoltaic mains power
  • Communicating with multiple lithium battery protocols for charge and discharge management

Product Details

Multiple PV Inputs with Grid Complementarity

Supports multiple PV inputs and smart PV–grid power complementarity to adapt to various load conditions.

Front-End Wiring for Easy Installation

User-friendly front wiring terminals designed for fast, simple, and tidy installation.

Touch Screen Display for Easy Operation

Intuitive touch interface for quick settings adjustment and real-time system status viewing.

High-Power Fast Charging

Delivers strong charging output even at low battery voltage, providing fast and efficient charging performance.

Multiple Communication Interfaces

Supports RS232, RS485, and dry contact communication, compatible with various lithium battery protocols for charge and discharge management.

Suitable for Multiple Application Scenarios

Ideal for household appliances, commercial offices, emergency backup systems, and communication base stations.

Technical Specifications

ModelKA18048SSKA33048SS
AC Input
Input FormationL1+L2+L3+N+PE
Rated input voltage3 x 380VAC/400VAC (3-Phase+N line)
voltage range155-483VAC±3V(Normal Mode) 295-483VAC±3V(UPS Mode )
Frequency50Hz/60Hz(Adaptive)
Inverter Output
Output rated power18000W33000W
Output Voltage380VAC±5%
Output Frequency50/60Hz±0.1%
Output WavePure Sine Wave
Transfer time (Adjustable)10ms for Computer Equipment , 20ms For Household Equipment
Peak Power36000W66000W
Overload AbilityBattery Mode( 21s@105%~150% Load 11s@150%~200% Load 400ms@>200% Load )
Grid-connected Operation
Output Voltage380VAC
Feed Into The Grid Voltage Range337-437VA
Feed Into The Grid Frequency Range49-51±1HZ/59-61±1HZ
Nominal Output Current3×26.9A3×47.8A
Power Factor Range>0.99
Maximum Conversion Efficiency (DC/AC)0.98
Battery Charging
Rated Voltage48VDC
Constant Voltage Charging Voltage(Adjustable)56.4VDC
Floating Charging Voltage(Adjustable)54VDC
PV Input & Charging
Charging Mode
MAX PV Input Power
THREE ROUTES MPPT
3×7500W
SIX ROUTES MPPT
6×5500W
MPPT Tracking Range90~500VDC
MAX PV Input Voltage500Vdc
MAX PV Input current3×27A6×18A
MAX PV Charge Current360A450A
MAX AC Charge Current300A450A
MAX Charge Current360A450A
Communication
LCDCan display operating mode/load/input/output
RS232Baud Rate2400
Expansion Slot Communication InterfaceLithium Battery BMS Communication Card, WIFI , dry contact
Environmental
Operating Temperature-10~50°C
Operating Environment Humidity20%~95%(Without Condensation)
Storage Temperature-15~60°C
Ork AltitudeNo more than 1000m,If 1000m<,Rate power will lower,Max 4000m,Refer
Noise≤50db
Start an Inquiry

ODM/OEM business; Bulk purchase ordering; Sales of marketing solutions;

Leave a message and our product consultant will contact you shortly.

Looking for a reliable solar inverter and battery manufacturer? Meet Techfine team face to face.

Let’s Meet at Solar & Storage LIVE!