Fault Events; Symbol Description - Delta AC MAX Installation And Operation Manual

5.1

Fault events

Status
Red, 1 Flash
Red, 2 Flashes
Red, 3 Flashes
Red, 4 Flashes
Red, 5 Flashes
Red, 7 Flashes
5.2

Symbol description

Status
Slow flashing
Fast flashing
1 Flash
2 Flashes
3 or more Flashes refer to previous figures of time duration.
Description
High/under voltage
protection
Ground fault protection.
Ground does not correctly
connect to the EVSE.
Over current protection.
Over temperature
protection.
Control pilot signal error
Description
Slow flashing (period = 2s, duty cycle = 50%)
Fast flashing (period = 0.8s, duty cycle = 50%)
1s
1s
1s
1s
Action
The EVSE will be auto-recovery once the voltage is
normal. If not, please restart the EVSE or contact
customer support.
Check the ground system, and wait for recovery.
Check if ground (PE) is well connected.
Unplug the vehicle connector and plug it again.
Wait for recovery and check if any heat source around
the EVSE. If yes, please try to remove the heat source.
Unplug the vehicle connector and plug it again. If not
recovery, please contact customer support.
4s
1s
1s 1s 4s
31
1s
1s
1s 1s
v1.0.1
1s