Class 91 Quiz

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  • Created by: RobLNER
  • Created on: 08-08-24 18:22
Class 91 Top Speed No1. cab leading
Class 91 Top Speed No2. cab leading
Class 91 Weight
Length
Brake Force
Route Availability
ETS Index
Max Power output
125mph
110mph
84 tonnes
1940cm
45 tonnes
RA7
ETS 95
6075mph
1 of 18
What's on the front of Class 91
UIC x 2
ETS X 2
Main Res Pipe
Brake Pipe
Drophead Buckeye Coupling
Retractable buffers
Rubbing Plate
2 of 18
Describe the coach layout
91
TOE
TOX3
TOD
SV
POP
POD
PO
DVT
3 of 18
What kind of coupling is between TOE and 91
What kind of couling is between carriages
Drophead Buckeye
TightLock
4 of 18
What coupling is available at pointy end of DVT
Draw Hook
5 of 18
What are the normal pressure of the Main Res Pipe and Air Brake Pipe
7bar and 5 bar
6 of 18
What is the working pressures of the Auxilliary Compressor Govenor ?
5.1 Falling
6.2 Rising
7 of 18
7 faults that could stop the Aux Compressor
BIS Out
Flat Control Battery (less than 85kv)
Control CB
Aux Comp CB
Compressor Govenor defect
Electronics CB
Voltmeter no.1 CB
8 of 18
What will open VCB
APC
Pan Down
Fire Bottle System
Test Sequence Switch
Transformer Faults
Electronics CB
9 of 18
Power to traction motor diagram
Pan
VCB
Transformer
Converter
Smoothing Chokes
Traction Motors
10 of 18
What does the ETS feed in each coach and what voltage ?
Stat Cons
898V
11 of 18
If a stat con is isolated how long will battery power last on a Mk IV coach and DVT
17 Hours
2 Hours
12 of 18
Mobilisation
Key in
Aux
Acknowledge
Parking Brake
Brake Continuity
Brake Overcharge
Washers Wipers GSMR
EMERGENCY check lights
13 of 18
Brake Continuity
Parking brake on
run - 5 bar
isolate - stay 5
Test - goes to 0
Isolate - stays 0
Normal - 5
14 of 18
Immobilisation
DRA
Emergency
Aux
Parking Brake
Off
Full service
Lights
Key Out
Book
15 of 18
How much oil in transfromer
How much in convertor and how much ok
1500l main and 20l second
20L - half full
16 of 18
What are the 4 forms of protection for transformer ?
Over Pressure - Qualitrol, 69kpa 55 +-7, dumps oil
Red line line and general fauly
High Temp - 65 on 85 stop, red general
Low Oil Level, open VCB - red Line Light - trip IR(T)
Gas detector - Buckholtz VCB (Line light and general fault)
17 of 18
Convertor Fault Indicators ?
Low Oil Level
18 of 18

Other cards in this set

Card 2

Front

What's on the front of Class 91

Back

UIC x 2
ETS X 2
Main Res Pipe
Brake Pipe
Drophead Buckeye Coupling
Retractable buffers
Rubbing Plate

Card 3

Front

Describe the coach layout

Back

Preview of the front of card 3

Card 4

Front

What kind of coupling is between TOE and 91
What kind of couling is between carriages

Back

Preview of the front of card 4

Card 5

Front

What coupling is available at pointy end of DVT

Back

Preview of the front of card 5
View more cards

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