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These requirements cover battery chargers rated 600 volts or less and intended for household or commercial use to charge engine-starter batteries, in accordance with the National Electrical Code, ANSI/NFPA 70.

A battery charger for use with an internal combustion engine driving a centrifugal fire pump is to be investigated under the requirements of this standard and the applicable requirements for the end product.

These requirements do not cover a battery charger for use in a marina or boatyard, or other marine application excepting a battery charger intended to be permanently installed on a boat; for fire protection signaling service; or an appliance or system in which a battery charger is used.

A product that contains features, characteristics, components, materials, or systems new or different from those in use when the standard was developed, and that involves a risk of fire, electric shock, or injury to persons, shall be evaluated using the appropriate additional component and end-product requirements as determined necessary to maintain the level of safety for the user of the product as originally anticipated by the intent of this standard.