Delta BX6.3 DD Operation And Installation Manual page 36

Error message and Trouble Shooting
Code Message
HW ZC Fail
F50
(ZC Circuit Fault)
F97 BT OVP
F98 BT UVP
F99 BT OTP
F100 BT UTP
F101 BT OCP
F102 BT CVI
F103 BT TF
F104 BT PF
F112 HW COMM BT
F113 BT EOL
Cause
Internal fault
Battery system internal fault
Battery system internal fault
Battery system internal fault
Battery system internal fault
Battery system internal fault
Battery system internal fault
Battery system internal fault
Battery system internal fault
Loss communication between
inverter and battery over 10
seconds.
Battery system SOH < 50%
Fault
Contact your inverter supplier.
Contact your inverter supplier.
Contact your inverter supplier.
Contact your inverter supplier.
Contact your inverter supplier.
Contact your inverter supplier.
Contact your inverter supplier.
Contact your inverter supplier.
Contact your inverter supplier.
Check CAN connection between inverter
and battery.
Contact your inverter supplier.
36
Action