User's Manual

Fault code
#
Fault code
Fault
Fault description
1
E-11
USB overload
protection
Disconnect output after 10s delay
2
E-12
USB short circuit
protection
Disconnect output immediately
3
E-13
USB failsafe
Disconnect output immediately
4
E-21
DC overload
protection
＞13A，0.5s warning, disconnect output after
10s delay
5
E-22
DC reverse
connection/ short
circuit protection
Disconnect output immediately
6
E-31
AC overload
protection
More than 10% of rated power, 0.5s
warning, continuous 10s to disconnect
output; more than 30% of rated power，
disconnect output immediately
7
E-32
AC short circuit
protection
Disconnect output immediately
8
E-33
AC low voltage
protection
＜85% of rated voltage value, 3s warning,
disconnect output after 10s
9
E-34
AC Failsafe
＜50% of rated voltage value, disconnect
the output after 5S
10
E-41
High temperature
protection
Normal below 50℃, cooling fan running at
60℃, failure warning at 95℃, disconnecting
AC output at 100℃
11
E-42
High voltage
protection
Battery voltage＞17.6V, remind
12
E-43
Low voltage
protection
Battery voltage ≤5%, remind
13
E-48
Charging prohibited
at low temperature
Remind
14
E-49
Discharging
prohibited at low
temperature
Disconnect output immediately