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4.4 Product Maintenance
If you find battery packs connected in parallel, and some of the battery pack
indicators are off, please contact the authorized dealer or our company
immediately.
If you find the B500 battery pack is in a faulty state, please contact the autho-
rized dealer or our company immediately.
If you find the B500 battery pack is temporarily unable to work and is restoring,
please wait patiently. If it lasts for more than 1 hour, contact the authorized
dealer or our company immediately.
The circuit breaker automatically turns"OFF",which means the system is failure.
The user are forbidden to operate currently, must be handled by the after-sales
service, must contact the dealer or the manufacturer.
Do not disconnect the circuit breaker when the B500 battery pack is in normal
service state. Otherwise it may cause the B500 battery pack abnormal work .
Do not remove the metal shell of the B500 battery pack under any circum-
stances. Otherwise, it may cause electric shock and explosion.
5.System Check
5.1 Preliminary Check
Check the followings before first use.
Confirm that all components of the system are installed according to specific
requirements.
Make sure the PV+/PV- and BAT+ and BAT- cables are connected with correct
polarity and proper voltage.
Switch off all AC and DC circuit breakers.
Circuit breakers should be selected according to the requirements of this
manual and local regulations.
Make sure grid and load cables are held firmly in place.
All safety signs and warning labels shall be firmly attached and clearly visible
when needed.
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