Electrical Connection
20
ESS Inverter User Manual
Ensure that inverter and all cables to be installed are completely powered
off during whole installation and connection. Otherwise, fatal injury can
occur due to the high voltage.
DANGER
Note for Scheme B
:
1.
PV related contents are N/A for AC Couple inverter.
2.
BMS communication connection is only for lithium battery.
3.
It is necessary to additionally purchase suitable CT and meter according to the specific requirements
in parallel connection mode-Scheme B.
4.
It is necessary to turn the matched resistance switch of No. 1 inverter and No. N inverter to “ON” in
parallel connection mode.
5.
With parallel connection mode, it is necessary to connect APP to one of inverters and then go to
Console > Other Setting
page to enable
Parallel mode
on APP. Please refer tosection 7.2.3.
6.
About breakers:
DC breaker on BATTERY side: 150A
AC breakers on Critical load side and Smart load side ≥50A
AC breaker on Inverter load side ≥50A