East EAHI-6000-SL-S, Руководство пользователя

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Chapter 8 System Maintenance
NOTE

Make sure that the inverter has been powered off before the maintenance.

During operation on the inverter, use the personal protective device.
8.1 Daily maintenance of inverter
Content Method Frequency
System
cleanness
Check the heat sink and air inlet/outlet for foreign
bodies and dust.
Once/half a year ~once/
year
DC switch
Turn the DC switch on and off for 10 consecutive
times to ensure that the functions of the DC switch
are normal.
Once/ year
Electrical
connection
Turn the DC switch on and off for 10 consecutive
times to ensure that the functions of the DC switch
are normal.
Once/half a year ~once/
year
Air-tightness
Check whether the sealing of the cable inlet meets
the requirements. If the gap is too large or is not
sealed, plug it again.
Once/ year
8.2 Maintenance of inverter unused for long term
If the inverter has been not used for more than 7 days, turn off the AC input, PV input, and
battery input switches.
If the inverter has not been used for more than 3 months, turn on the AC input switch (or PV
switch) and the battery switch to start the system to recharge the battery once.
8.3 Powering off inverter
DANGER

Before the maintenance of the inverter, power it off. The hot-line work on the inverter may
cause inverter damage or electric shock.

After the inverter is powered off, it takes a certain period of time for the internal
components to discharge. Wait until the inverter is fully discharged according to the time
requirements on the label.
Step 1: Disconnect the ON-GRID AC circuit breaker of the inverter.
Step 2: Disconnect the BACK-UP AC circuit breaker of the inverter.
Step 3: Disconnect the energy storage circuit breaker between the inverter and the battery.
Step 4: Turn off the DC switch of the inverter.