yes Flashcards
(183 cards)
what are the cars called
Tc - trailer cabs (driving cabs)
dmp- door motor (have fire doors)
mp1- have motor and panto
mp2- have motor and panto and fire extinguisher in saloon
dt- door trailer
all HCMT cars have a 4 digit number
always 9
then 0-9 (number in set)
then set number (two digits)
which side are the isolating cocks that you can see on
B side
what and where is the EAS
electronic access system, one in saloon two external cab
which end is the pantograph located on motor cars?
1
where is the pantograph isolation cock?
under the seating in Dmp on B side at no.1 end labeled U12
where is the main res?
underframe B side every car
it has isolating cocks at the end of each car
where are the surge reservoirs
each end of every car 2 per bogie
where is the brake supply res?
every car, centre of the under frame
what are the two types of bogies
motor bogie
trailer bogie
where are the park brakes?
one per axle but not on trailer cars so only
dmp mp and dt
what’s with the air bags?
2 per bogie that connect to the surge res’s
where are the air suspension isolating cocks
B side 2 end
when do the sanders operate?
automatically when the BCU sense wheel slip
cocks in the brake control module
sanding equipment IC
Tread scrubber
brake cylinder bogie 1
brake cylinder bogie 2
brake supply
what are the cocks in the coupler cover?
horn IC
main res
brake pipe
towing unit
uncouple IC
how many people do you need to lift the coupler cover?
2
what is the unique cock to a trailer car BCU
tread scrubber
what is the APS
auxiliary power supply system contains
auxiliary inverter
medium voltage box
battery charger
- it converts 1500dc to 415 3 phase ac and powers the battery charger that supplies 110dc
what’s in the battery box
80 cells to supply 110, if one fails the others can supply
what is the ASU
air supply unit
has main air compressor
air dryers
filters
on the underframe of tc cars B side
what is the unique cock on a BCU on a dmp car
park brake
what’s in the high voltage box
HSCB
harmonic wave detection device
what is the VVVF
variable voltage and variable frequency cabinet
contains two traction inverter modules (one per bogie)
traction control unit