Powmr 2KW 3KW 5KW MPPT PV 450 VDC Hybrid Inveter Solar Charger System

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Powmr 2KW 3KW 5KW MPPT PV 450 VDC Hybrid Inveter Solar Charger System


The product is a hybrid inverter which combines solar system,AC utility,and battery power source to supply continuous power.It is suitable for remote areas where the cost of utility is too high or emergency usage when utility is not stable.


  • Brand: Powmr
  • Product Model: POW-2KW-3KW-5KW-HYBRID-INVERTER
  • Pure sine wave output
  • Self-consumption and Feed-in to the grid
  • Programmable supply priority for PV,Battery or Grid
  • User-adjustable battery charging current suits different types of batteries
  • Programmable multiple operation modes:Grid-tie,off-grid and grid-tie with backup
  • Built-in timer for various mode of on/off operation
  • Multiple communication for USB,RS-232,Modbus and SNMP
  • Monitoring software for real-time status display and control
  • Parrallel operation up to 6 units for 5KW


This hybrid PV inverter can provide power to connected loads by utilizing PV power, utility power and battery power.

Depending on different power situations, this hybrid inverter is designed to generate continuous power from PV solar modules (solar panels), battery, and the utility. When MPP input voltage of PV modules is within acceptable range (see specification for the details), this inverter is able to generate power to feed the grid (utility) and charge battery.

Never connect the positive and negative terminals of the solar panel to the ground

Product Overview

  1. LCD display
  2. Status indicator
  3. Charging indicator
  4. Fault indicator
  5. Function buttons
  6. Power on/off switch
  7. Grid connectors
  8. AC output connectors (Load connection)
  9. PV connectors
  10. Battery connectors
  11. Circuit breaker
  12. Parallel communication cable
  13. Current sharing cable
  14. Dry contact
  15. RS-232 communication port
  16. USB communication port

NOTE: For parallel model installation and operation, please check separate parallel installation guide for the details.


Unpacking and Inspection

Before installation, please inspect the unit. Be sure that nothing inside the package is damaged. You should have received the following items inside of package

  • The unit x 1
  • User manual x 1
  • Communication cable x 2
  • Software CD x 1


Before connecting all wirings, please take off bottom cover by removing two screws as shown below.

Mounting the Unit

Consider the following points before selecting where to install:

  • Do not mount the inverter on flammable construction materials.
  • Mount on a solid surface
  • Install this inverter at eye level in order to allow the LCD display to be read at all times.
  • The ambient temperature should be between 0°C and 55°C to ensure optimal operation.
  • The recommended installation position is to be adhered to the wall vertically.
  • Be sure to keep other objects and surfaces as shown in the right diagram to guarantee sufficient heat dissipation and to have enough space for removing wires.


Install the unit by screwing three screws. It’s recommended to use M4 or M5 screws.


Power ON/OFF

Once the unit has been properly installed and the batteries are connected well, simply press On/Off switch (located on the button of the case) to turn on the unit.

Operation and Display Panel

The operation and display panel, shown in below chart, is on the front panel of the inverter. It includes three indicators, four function keys and a LCD display, indicating the operating status and input/output power information.

LCD Display Icons

LCD Setting

After pressing and holding ENTER button for 3 seconds, the unit will enter setting mode. Press “UP” or “DOWN” button to select setting programs. And then, press “ENTER” button to confirm the selection or ESC button to exit.

NOTE: This manual describes the assembly, installation, operation and troubleshooting of this unit. Please read this manual carefully before installations and operations. Keep this manual for future reference.


User Manual (POW_2KW-3KW-5KW_manual.pdf, 4,301 Kb) [Download]

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