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Identification: MD-AL-GI-00
Rev. 1.1 of 15/03/2021 - Application: GID
User’s Manual 3PH 50000TL-60000TL-V1
Rev. 1.1 15/03/2021
Firmware update procedure
1.
Switch off the ZCS inverter by first disconnecting the AC power supply via the switch installed on the
system, and then disconnecting the DC power supply via the switch located on the side of the
inverter (if equipped) or switch off the system’s disconnecting switch. Wait for the display to turn off
completely.
2.
Unscrew the four star screws and remove the central cover found on the front of the inverter.
Figure 37 – Removing the central cover
3.
Extract (IF PRESENT) the MICRO SD CARD from its slot by pressing lightly on the SD CARD and
pulling it out of the inverter. Alternatively, obtain the MICRO SD CARD yourself. Then insert it into
the PC using the appropriate adapter.
4.
Open the drive of the MICRO SD CARD and create a new folder with the name
firmware
, making sure
to match the lowercase and uppercase letters as indicated and checking that there are no spaces.
Now copy the files provided by ZCS to the
firmware
folder.
5.
Extract the MICRO SD CARD from the PC using the “safely remove hardware” procedure.
6.
Insert the MICRO SD CARD in the appropriate slot of the inverter.
7.
Only supply DC power to the inverter through the appropriate switch and wait a few seconds for the
display to come on.
8.
From the display, press the “Menu/Back” key (first from the left) to enter the menu, and then the
“OK” key (fourth from the left) to enter the SOFTWARE UPDATE item. Enter the password
0715
and
press “OK” again to start the update.
9.
The update process will take about 3 minutes and will run automatically. The following indications
will appear:
a.
DSP1 Update
b.
DSP2 Update
c.
ARM Update
