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Jntech JNP7K5H-V5 - User Manual

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Quick Installation
用户手册
Solar pumping inverter
JNP550L-V5 JNP750L-V5 JNP1K1L-V5
JNP1K5L-V5 JNP2K2L-SE-V5 JNP2K2L-V5
JNP3KL-V5 JNP3K7L-V5
JNP2K2H-V5 JNP3KH-V5 JNP3K7H-V5 JNP4KH-V5
JNP5K5H-V5 JNP7K5H-V5
JNP11KH-V4 JNP15KH-V4 JNP18K5H-V4
JNP22KH-V5 JNP30KH-V5 JNP37KH-V5
JNP45KH-V5 JNP55KH-V5
JNP11KH-V5 JNP15KH-V5 JNP18K5H-V5
JNPxG-QI-EN-V1.1

Table of Contents

Questions and Answers

  • C
    cainjamieAug 9, 2025
    What to do if my Jntech JNP7K5H-V5 Inverter shows Fault100 Driver over-current?
    • D
      Derek FerrellAug 10, 2025
      If your Jntech Inverter displays a Fault100 Driver over-current error, the possible cause may be a short circuit of the inverter output wires or hardware circuit damage. Check for any short circuits between the 3-phase output wires.
  • L
    lauranelsonAug 15, 2025
    What to do if my Jntech Inverter shows State 101 PV Array under-voltage?
    • C
      Courtney SotoAug 15, 2025
      If your Jntech Inverter shows a State 101 PV Array under-voltage error, it means that the output energy from the PV array is not enough. Check the PV input voltage and ensure it is within the inverter's input voltage range. This is normal on cloudy days, in the morning, and late in the afternoon.
  • V
    vaughnkarenAug 21, 2025
    What to do if my Jntech Inverter displays State 114 Overflow alarm?
    • S
      stephenrobinsonAug 21, 2025
      If the Jntech Inverter displays a State 114 Overflow alarm more than once, it means the water level in the tank is higher than the set higher level alarm. Check the site and set the water level sensor at a proper height.
  • C
    Christine BrooksAug 27, 2025
    Why does my Jntech JNP7K5H-V5 show State 110 Weak sunshine?
    • A
      Ashley CarterAug 27, 2025
      The State 110 Weak sunshine message on your Jntech Inverter indicates that the energy produced by the PV array is low. This usually appears in the early morning, late in the afternoon, and on cloudy days. This function protects the motor of the pump.
  • M
    Matthew TapiaSep 2, 2025
    How to fix State 109 Dry alarm on Jntech Inverter?
    • A
      Alex WilcoxSep 2, 2025
      If your Jntech Inverter shows a State 109 Dry alarm, it indicates that the water level of the water source is lower than the lower level sensor, possibly even lower than the pump inlet. First, check the water level. If the water level is adequate, check for air inside the pump. Also, verify the position of the water level sensor.

Summary

Inverter Unpacking for JNP11 KH-V4 Series

Electrical Connection for JNP11 KH-V4 Series

Inverter Unpacking for JNP22 KH-V5 Series

Electrical Connection and Disassembling

Commissioning of Solar Pumping Inverter

Verify Before Commissioning

Checks all connections and parameters before starting system operation.

Commissioning for JNP1 K1 L-V5 to JNP18 K5 H-V4

Guides on commissioning specific inverter models using DC input.

Commissioning for JNP22 KH-V5 to JNP55 KH-V5

Details commissioning steps for a different range of inverter models.

Troubleshooting Guide

Troubleshooting for JNP550 L-V5 to JNP18 K5 H-V4

Provides solutions for common issues with specific inverter models.

Troubleshooting for JNP22 KH-V5 to JNP55 KH-V5

Offers troubleshooting steps for another series of inverter models.

Inverter Unpacking for JNP11 KH-V5 Series

Electrical Connection for JNP11 KH-V5 Series

Connecting Inverter Terminals

Details the inverter's various terminals and their connections.

Jntech JNP7K5H-V5 Specifications

General IconGeneral
Number of MPPTs2
Protection DegreeIP65
Nominal AC Voltage230 V
Frequency50Hz/60Hz
Protection FeaturesOver Voltage
Operating Temperature-25°C to 60°C
Storage Temperature-40°C to 70°C

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