21.1 Each battery installation connected to a
battery charger having an output of more than 2 kW, shall be located
in a locker, room or enclosed box solely dedicated to the storage
of batteries with adequate ventilation.
21.2 Each battery installation connected to a
battery charger having an output of 2 kW or less, shall be located
in a well ventilated space and protected from falling objects and
shall not be in a closet, storeroom or similar space.