User Manual

7. Message Description
Type Code Description Measures
E704 GRID OVER FREQUENCY
FAULT
The operation mode is terminated
when a power system event occurs.
Restart 1 minute after the electric
power system event is settled.
E705 GRID TEN MINUTE
AVERAGE FAULT
The operation mode is terminated
when a power system event occurs.
Restart 1 minute after the electric
power system event is settled.
E706 RCMU (Residual Current
Monitoring Unit) FAULT
Turn off system power when the
leakage current level is above
standard level.
Check the leakage current level,
then restart or turn off to get back
to the below standard level.
E708 PV INSULATION FAULT OFF Turn off system power if PV
INSULATION RESISTANCE is at the
standard level.
Restart after 3 minutes.
E709 ANTI ISLANDING FAULT If the electric power system blacks
out, it automatically detects the
state and turns off the All in One.
Restart after 3 minutes.
E710 FUNCTIONAL SAFETY
FAULT
When the two MCU measuring
values are mismatched.
Restart after 3 minutes if no
problem is found.
[Table 7-9: Single fault events list]
7.3 Significant Events
If a significant event is notified, the system is set to stop operation. If that is the case, contact
your installer to restore the system to normal operation.
Checking event codes is available on the website (https://myess.samsungsdi.com).
If the Internet is not available, the event codes cannot be checked.
Type Code Description Measures
Significant E901 SPI COMMUNICATION
EVENT
Occurs on internal non-
communication between the
INVERTER.
Contact the installer immediately.
E902 CAN (Controller Area
Network)
COMMUNICATION
Occurs on non-communication
with the EMS.
When in operation, the All In One
48 United Kingdom (Eng.) 05/2015. Rev1.1