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3. Mark the Model No. depending on the Battery Configuration.
Battery Configuration
□ RESU FLEX 8.6
□ RESU FLEX 12.9
BPU 1 + BMA2
BPU 1 + BMA3
4. Commissioning
For the battery commissioning you need for installer account
If you don't have your account, please visit LG ESS Battery website and
make an account.
https://www.lgessbattery.com/us (in case of North America)
https://www.lgessbattery.com/au (in case of Australia)
https://www.lgessbattery.com/eu (in case of all EU-countries in general)
https://www.lgessbattery.com/de (in case of Germany)
https://www.lgessbattery.com/it (in case of Italy)
https://www.lgessbattery.com/es (in case of Spain)
4.1 Battery setting from RESU Monitor App
RESU FLEX should be set with the RESU Monitor App.
Please download RESU Monitor App and follow the instructions and proceed
with the battery setting.
Search for "LG RESU Monitor" in App Store(iOS) or Play Store(Android) to
download the RESU Monitor App.
4.2 LED Indicator
There are four LED indicators on the front of the battery packs to show its
operating status.
- Power: This indicator stays on while the battery pack is supplied with
power for operation.
- Charging: This stays on while the battery pack is charging.
- Discharging: This stays on while the battery pack is discharging.
- Fault: This comes on when the battery pack is in a warning state.
□ RESU FLEX 17.2
BPU 1 + BMA4
RESU FLEX 8.6
RESU FLEX 12.9
RESU FLEX 17.2
POWER
CHARGING
DISCHARGING
FAULT
The LED indicators on the front of the BPU shows different state of the
battery before setup is completed:
During initial battery setup
Initial setting
Initial setup error 1*
not performed
*
Initial setup error 1:
The number of BMA connected to BPU is higher than number of
BMA set within the RESU Monitor App.
** Initial setup error 2:
The number of BMA connected to BPU is less than the number of
BMA set within the RESU Monitor App.
*** Initial setup error 3:
The SW versions of the BMAs are different.
The LED indicators on the front of the BPU shows different operation state
of the battery:
Battery Operation
STANDBY
CHARGE
Battery fault status.
Battery Fault
FAULT1
FAULT2
4.3 Powering On the Battery Pack
There are four LED indicators on the front of the battery packs to show its
operating status.
1. Open circuit breaker cover of BPU.
2. Ensure the circuit breaker switch is in the OFF position.
3. Turn on the circuit breaker.
4. Seconds after the circuit breaker switch is ON, four (4) LED indicators
will light up and blink every second. (Battery Setting Required)
4.1 Ensure the LED power indicator is ON to confirm that the battery pack
has successfully initialized. Go to step
4.2 If the LEDs are in a state other than 4.1, it means initialization was not
successful. Go to Troubleshooting.
5. Close the front cover.
6. Turn on the inverter.
4.4 Shutting Off the Battery Pack
Shut off the battery pack through the following steps:
1. Turn off the inverter.
2. Open the front cover.
3. Turn off the battery pack by moving the circuit breaker switch to the OFF
Initial setup error
Initial setup error
2**
3***
DISCHARGE
POWER SAVING
11
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