Battery categories.

This section applies to batteries installed to meet the requirements of § 183.310 for secondary sources of power to vital loads, or sources of power to final emergency loads. (a) Large. A large battery installation is one connected to a battery charger having an output of more than 2 kilowatts (kw), computed from the highest possible charging current and the rated voltage of the battery installation. (b) Small. A small battery installation is one connected to a battery charger having an output of 2 kw or less, computed as above. [CGD 85-080, 61 FR 997, Jan. 10, 1996, as amended by CGD 97-057, 62 FR 51050, Sept. 30, 1997]