How The System Works - Panasonic LJ-NA02 User Manual

1. How the System Works
This product can be used as a remote-control system (the utility power company controls charging/discharging) or a
stand-alone system (the storage battery system operates by itself).
Grid
LJ-SK84A
1-1 Remote-control system
In remote-control system, the product controls the charging and discharging in accordance with the remote control
commands which are determined by the programs in the utility power servers. The system operates identically to a
stand-alone system during periods when there are not any control commands from the utility.
ON
Remote-control
commands
OFF
Storage battery
system
* Operating remote-control system requires a network adaptor (LJ-NA02) and network environments to access the server of the
utility power company.
* With the remote-control system, the storage battery system operates giving priority to control commands from the utility.
* Select an operation mode when operating the stand-alone system. For details, see the explanation of 1-2 stand-alone system.
* As for the operations of the storage battery system via the programs of the server of the utility, contact the utility you are
contracted with.
* In order to correct the remaining battery level, charging and discharging operation are stopped once a day (From 3:00 to 3:30),
except in the backup mode operation.
4
Stand-alone
system
RS485
LJ-NA02
Control commands Stand-alone
from the utility system operates
operate the system. by itself.
Control commands for
charging/discharging
LAN
Broadband
router
Control commands
from the utility
operate the system.
Remote-control
system
Servers operated by Utility
Internet External Server