811-100series -0 series -100 serise -1500 serise -7500 series Type index
	Background and overview The 811-100 series second batch of sets were delivered from 1992. They are externally identical to the existing 811-0 series, with having fixed transverse seating in order to increase the capacity of the cars and make boarding and alighting easier and they were classified into -100 subseries. Some of trailer intermediate cars, class Saha811, are equipped with a Japanese style toilet and classified into -200 subseries. Latest operation status 811-100 series are now used on the rapid services and ordinary services of Kagoshima, Nippo, and Nagasaki lines. Since refurbishment programme started from 2018, 811-100 series are gradually decreasing.
	Technical Data Items Data Supply Voltage 20000VAC, 60Hz Service speed, etc. Service speed: 120km/h Length 19500mm Width 2950mm Height 3670mm Bogie DT50QA (motored) TR235QA (trailer) Collector PS101QB Traction motor MT61QA (150kW) Gear ratio 5.60 Transformer TM401K Rectifier RS401KA Traction system thyristor phase control: CS401K Air conditioner AU403K Designed by JR Kyushu