443series Type index
	443series, built in 1975, are 2-car overhead line inspection train. 443 series are used on DC and AC electrified lines. Kumoya443 is equipped with 2 current collectors and a dome for inspection on the roof. Kumoya442 inspects ATS signaling system and track circuit. Now 443 series belong to JR West.
	Technical Data Items Data Supply Voltage 1500VDC, 20000VAC, 50/60Hz Service speed, etc. Service speed: 120km/h Length 20,800mm Width 2,900mm Height 3,930mm Bogie DT32I Collector PS16H Traction motor MT54D(120kW) Gear ratio 3.50 Transformer TM20 Rectifier RS22A Traction system Armature-resistance control (CS15F) Air conditioner AU13E/AU41 Designed by Japanese National Railways