规定了电池驱动车辆（卡车和拖拉机）的要求，这些车辆包括铅酸型蓄电池作为动力源，在运行中可以是全电动或电液式的，并且可以在可能存在易燃气体或蒸汽的地方使用。

Specifies requirements for battery-operated vehicles (truck and tractors) which incorporate a storage battery of the lead-acid type as the source of power, which may be all-electric or electrohydraulic in operation, and which may be used where flammable gases or vapours may be present.