Background and overview
The 313-1000 series second batch of sets were delivered in 2006. They are
externally identical to the existing 313-1000 series with having some improvements
and classified into -1100 subseries. They are 4-car sets consisting of
2 powered vehicles and 2 trailer vehicles. Two 4-car sets were delivered
to Jinryo depot to be used on Chuo line rapid and ordinary services in
2006.
Car body
The noticeable difference over previous 313-1000 series is the inclusion of employing anti-fall plates between vehicles excepting the cab end, full-colour LED indicators, headlights employing projector type high-Intensity discharge (HID) lamp, and new air conditioners, C-AU715, using R407C refrigerant.
Bogies
Motored bogies are changed into C-DT63B and trailer bogies are C-TR251A, featuring light weight bolster-less secondary air suspension.
Traction unit and ancillary equipments
Their powered end vehicles, class kumoha313-1100, are equipped with a 3-step
Variable-frequency drive (VFD) traction system, C-CS37A, featuring Insulated
Gate Bipolar Transistor (IGBT) and controlling four asynchronous traction
motors, C-MT66C, with a power output of 185kW on truck basis. This traction
system is integrated with the auxiliary power supply unit with a power
output of 150kVA. In case of the auxiliary power supply unit failure, one
VFD unit for traction motor drive can switch to supply electricity as the
backup auxiliary power supply unit. On the other hand, powered intermediate
vehicles, class moha313-1100, are equipped with a traction system, C-CS38A,
controlling four traction motors. Powered vehicles are also equipped with
a single arm type current pickup, C-PS27B, on their roof. Trailer vehicles
are equipped with a motor driven air compressor, C-C1000ML, under their
floor. 313-1100 series feature the electric commanding brake with regenerative
brake to zero speed and holding brake, featuring brake control of trailer
priority.
Accommodation
Seating accommodation consists of 2+2 abreast switchable transverse seating
with 875mm seating pitch with movable headrest keeping upright, transverse
bucket seating bays next to the doorway, and longitudinal seating at the
end of the passenger saloon. They adopt free stop roller blinds. Their
lighting cover differs from former 313 series in being made of the glass
fibre. The air conditioning duct is fitted above the ceiling in order to
improve interior design and the outlets of cool air are slit shape. A LED
display for providing passenger information, and a door chime are fitted
above the upper groove of the sliding doors. Straps were fitted throughout
their body. Trailer end cars, class kuha312-400, are equipped with a universal
access style toilet employing an automatic wide sliding door, which can
be operated manually by pushing the buttons, and a chemical holding tank.
Additional delivery
JR Central additionally delivered nine 4-car sets of 313-1100 series in 2010. They differ from former 313-1100 series in having yellow coloured floor at the doorway, employing 5mm thicker handrails with 30mm diameter and transparent fiber-glass reinforced plastic lighting cover.
Operations
313-1100 series have been used on rapid and ordinary services of Tokaido
line between Kakegawa and Maibara, Chuo line between Nagoya and Nakatsugawa,
and Kansai line between Nagoya and Kameyama from 2006. |
|
|
