Sotetsu 7000 series
Introduction The  and  were DC electric multiple unit (EMU) commuter train types operated by Sagami Railway (Sotetsu) in Kanagawa Prefecture, Japan. They were designed to operate as eight-car or ten-car sets.
7000 series 7000 series (right) and 5000 series EMUs=== History ===Built from 1975 by Hitachi in Yamaguchi Prefecture. A total of 80 cars were built, and withdrawn by 2019.Four cars were converted in 2006 and numbered 701–704, and used as measurement train as well as shunter.=== Body ===They had lightweight aluminum bodies, like the 5000 series and 2100 series EMUs.Initially, 7700 (Tc), 7500 (Tc) and 7100 (M) cars were built. From 1983, 7000 (Mc) and 7600(T) cars were added to form 10-car and 8-car sets.
New 7000 series === History ===From 1986, the front-end design of the 7000 series was changed. To differentiate between the original 7000-series cars, those with the new design are referred to as the . Some EMUs in this series use variable-frequency drive motors.===Operations===A total of 60 cars were built and initially operated only as ten-car sets, but some fleets were shortened to 8-car from 2006.All fleets have been replaced with 20000 series by 2020.
Refurbishment New 7000 series in revised liveryThe 7000 series and New 7000 series have been refurbished, since 2008, with the following changes. * Revised livery (New 7000 series only)* New electric horn* Air conditioners changed to new type using environmentally friendly freon* Single-arm pantographs in place of original lozenge pantographs* Improved interior fluorescent lighting.===Safety systems===The company plans to build a new line linking to East Japan Railway Company (JR East), and so Sotetsu began to change the original safety system to the standard JR type.
Formations ===Key===* M: Motored cars* T: Trailer cars* c: Cab cars* CONT: Motor control equipment* MG: Motor-generator* CP: Reciproating compressor* PT: Pantograph=== 7000 series =======10-car sets====Car No. 1  2  3  4  5  6  7  8  9  10DesignationMc1M2Tc2M1M2Tc1Tc2M1M2Tc1NumberingMoHa 7000MoHa 7100KuHa 7700MoHa 7100KuHa 7500KuHa 7700MoHa 7100KuHa 7500Equipment Cont, PT  MG,CP,PT   Cont, PT  MG,CP,PT    Cont, PT  MG,CP,PT ====8-car sets====Car No.12345678DesignationTc2M1M2Tc1Tc2M1M2Tc1NumberingMoHa 7100MoHa 7100KuHa 7500KuHa 7700MoHa 7100KuHa 7500Equipment    Cont, PT  MG,CP,PT        Cont, PT  MG,CP,PT   === New 7000 series ===Car No.12345678910DesignationTc2M1M2M1M2Tc1Tc2M1M2Tc1NumberingKuHa 7700MoHa 7100KuHa 7500KuHa 7700MoHa 7100KuHa 7500Equipment    Cont, PT  MG,CP,PT  Cont, PT  MG,CP,PT        Cont, PT  MG,CP,PT   ====VFD control set====Car No.12345678910DesignationTc2MT2MT1T2MT1MTc1NumberingKuHa 7750MoHa 7350SaHa 7650MoHa 7350SaHa 7650MoHa 7350SaHa 7650MoHa 7350KuHa 7550Equipment MG, CP  Cont, PT     Cont, PT  MG, CP     Cont, PT  MG, CP  Cont, PT
External links *  Sagami Railway - Railcar image gallery