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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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