Growatt MTL-S - 1.8 PV Voltage High; 1.9 Auto Test Failed; 1.10 Country Selection VDE0126-1-1

Growatt New Energy Australia Pty Ltd
C1, 27-29 Fariola Street,
Silverwater NSW 2128
Phone: 02 8065 1298
Email: australia@ginverter.com
Email:
ausupport@ginverter.com
www.ginverter.com
PV Voltage High
The DC input voltage is
exceeding the maximum
tolerable value
Disconnect the DC switch
immediately, check DC input
voltage
1.9 Auto Test Failed
Error message
Description
Solutions
Auto Test Failed
Leakage current too high
Reboot inverter
1.10 Please Select VDE0126-1-1
VDE0126-1-1 is a country selection code, please follow instructions below to fix this
problem. It’s all about single knock to switch the country (For Australia, we choose VDE0126-
1-1), and double knock to confirm the right country.