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Tuesday, December 8, 2020

SILENT FEATURE OF EMERGENCY BRAKING DISTANCE



 
EMERGENCY BRAKING DISTANCE
(RAILWAY BOARD’S LETTER NO. 2001/M (L)/466/63 DATED 11-02-2004)
The emergency braking distances for following train combinations with air and vacuum brake and wagons hauled by diesel locomotive at different speeds and on level sections have been estimated values are as under.

 EBD of coaching stock hauled by single locomotives:-

No. of Coaches
     EBD in meter at varying speed KMPH
 50
 60
 70
 80
90
 100
 110
16 Air Brake coaches
180
260
358
487
642
815
1019
18 Air Brake coaches
183
263
362
489
645
819
1024
20 Air Brake coaches
189
271
363
497
655
829
1043
16 Vacuum Brake coaches
240
332
452
590
761
971
1196
18 Vacuum Brake coaches
243
344
457
604
784
980
1216
20 Vacuum Brake Coaches
252
357
471
619
801
1004
1227



At 110 KMPH, WDM2 to be used in double headed or MU consist.

EBD of coaching stock hauled by single WDM2c/ WdP2 locomotive.
         No. of Coaches
  EBD in meters at varying speed  KMPH
50
60
70
80
90
100
110
16 Air Brake coaches
180
260
358
487
642
815
1019
18 Air Brake coaches
183
263
362
489
645
819
1023
20 Air brake coaches
189
271
363
497
655
829
1043
16 Vacuum Brake coaches
240
332
452
590
761
971
1196
18 Vacuum coaches
243
344
457
604
784
980
1216
20 Vacuum Brake coaches
252
357
471
619
801
1004
1227
For 22 and more coaches used multiple loco.

EBD of freight stock hauled by single WDM2 Locomotive.

 No. of wagons
  EBD in meters at varying speed KMPH
  50
60
70
75
58 BOXN wagons loaded
470
669
897
1025
45 BOX wagons loaded
744
1027
1341
1521
WDM2 be used in double headed or MU consist.

EBD of Freight stock hauled by single WDG2 locomotive:-

No. of Wagons
EBD in meters at varying speed KMPH
 50
 60
 70
 75
58 BOXN wagons loaded
 469
668
 896
 1025
45 BOX wagons loaded
 743
1012
 1337
 1501
WDG2 be used in double headed or MU consist.
This value is based on certain theoretical assumptions; hence these may be taken as guidelines only.


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