Sofar solar BTS Series - Technical Parameters; System Parameters

BTS E5~20-DS5 user manualV1.1
Copyright © Shenzhen SOFARSOLAR Co., Ltd
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6.Software
Update
Enter
Password
Enter
0715
1.PCS Updating
Start Updating
2.BMS Update
Updating BMS
3.PCU Update
Updating PCU
4.BDU Update
Updating BDU
6) If the following error occurs, upgrade again. If this situation
persists for several times, contact technical support for help.
USB error
BDU file error
PCU file error
BMS file error
ARM file error
Upgrading
BDU fail
Upgrading
PCU fail
Upgrading
BMS fail
Upgrading ARM
fail
7) After the upgrade is complete,you can view the current software
version in System Info >> Software Version.
5.5. Battery Powered Off
1) Press the black start switch of BDU.
2) Set the DC switch of the BDU to OFF. All the LED indicators on
the battery distribution box are OFF. After the system is powered
OFF for five minutes, ensure that the remaining battery charges
are discharged before performing maintenance.