accumulator
acid
alarm
ampere
backup
batteries
battery
cabinet
cable
cables
cellular
center
communication
control
danger
electric
electricity
electronic
emergency
energy
engine
equipment
high
industrial
industry
lead
many
metal
minus
net
network
plus
power
protect
protection
rack
reliability
room
row
safe
security
server
storage
supply
system
technology
volt
voltage
定額
Battery pack in battery room in power plant for supply electricity in plant during shutdown phase, Rows of batteries in industrial backup power system.の素材 [FY310154657061]
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