Case Sharing: Growatt 6000TL3-S can’t produce power in early morning
Phenomenon:
Description;
Every early morning, MPPTs of inverter can’t work, error status can be seen in history data.
Country: Tunisia
Inverter model: Growatt 6000TL3-S
Inverter S/N: JNE19400DC
Fw_version: DK1.0
Inner_version: dkaa0202
Model: A0B0D1T0PFU1M6S1
Solution:
After upgrade the inverter, it can generate power normally in early morning.
Upgrading firmware Download
DKAA8906
Reason analysis:
Model: 3-6k TL3-S Software version after change: dkaa0202 dkac0202 dkad0202 dkae0202
- Compliance upgrade (Tunisia, G99, G98, Australia compliance, Italy, Greece, N4105, Hungary, India, Denmark listed as DK1, Denmark listed as DK2, Chile, Argentina, Denmark listed as TR, Australia wide range)
- N4105 certification related upgrades, including over-frequency load reduction, under-frequency load, anti-reverse current response time, reactive load rate control (fixed PF curve, QV curve, reactive power rate, etc.), logic port function, etc.;
- The anti-backflow failure function is introduced, and the anti-backflow response is 5s;
- After the software seals the drive, the power starts slowly for 10s, and the display data remains in the state before the wind drive;