What to do if Growatt MAC 60KTL3-X LV displays Error 302?
- HheathershawAug 23, 2025
If your Growatt Inverter shows Error 302, after shutdown, check the AC wiring. If the error message continues, contact support.

What to do if Growatt MAC 60KTL3-X LV displays Error 302?
If your Growatt Inverter shows Error 302, after shutdown, check the AC wiring. If the error message continues, contact support.
| Model | MAC 60KTL3-X LV |
|---|---|
| Rated Output Power | 60000W |
| Input Voltage Range | 200-1000V |
| Max. DC Input Voltage | 1100 V |
| Start Voltage | 200 V |
| Nominal DC Voltage | 600 V |
| Number of DC Inputs per MPPT | 2 |
| AC Grid Frequency | 50/60Hz |
| Max. Output Current | 87 A |
| THDI | < 3% |
| DC Switch | Yes |
| Protection Degree | IP65 |
| Max. AC Apparent Power | 60000 VA |
| Nominal AC Voltage | 230 V / 400 V |
| Protection Class | Class I |
| Operating Temperature Range | -25°C to +60 °C |
| Communication | RS485, Wi-Fi/GPRS (optional) |
Provides sufficient information and installation instructions for Growatt MAC Series solar inverters.
Only qualified electrical technicians are allowed to install MAX series inverter.
General safety precautions and essential guidelines for safe operation and installation.
Explains the meaning of symbols and labels used in the manual for hazard communication.
Details the inverter's front view, components, dimensions, and weight.
Covers nameplate info, operational mechanism, storage guidelines, and grid connection methods.
Lists the accessories included with the MAC series inverter.
Outlines essential requirements for installation location, wall, and environment.
Details safe moving procedures and wall mount bracket installation.
Step-by-step guide on how to hang and secure the inverter onto the wall mount.
Instructions for connecting the inverter to AC and DC power sources.
Explains communication setup and protective/lightning grounding procedures.
Steps for initial setup, verification, and communication address configuration.
Describes the inverter's different operating states and behavior.
Explains the OLED display, touch controls, and various function settings.
Overview of methods for remotely monitoring inverter data.
Detailed guide for using the ShinePhone mobile app for monitoring.
Instructions for remote monitoring via the ShineGPRS-X web interface.
Methods for monitoring inverter data locally using mobile app or USB.
Displays detailed data of the inverter, viewable by date or exportable.
Covers routine maintenance tasks including cleaning the inverter and its components.
Addresses common warnings and errors with troubleshooting steps.











