B. Letters Issued by Electrical Directorate of RDSO.

1. To Prevent Fire Near Blower Unit of Air - Conditioned Coaches.
2. Code of Practice for Train Lighting Maintenance on Prevention of Fires on 110V DC Self Generating Coaches.
3. Provision of Vane Relay in the Blower Motor Circuit of Air - Conditioned Coaches.
4. Special Maintenance Instruction No. RDSO/PE/SMI/AC/0019-2002 (REV-0).
5. Code of Practice for Prevention of Fires on EMU's and MEMU's.
6. Guidelines for Prevention of Fires on 25 KV Electric Locomative.
7. Specification for Dry Type of Air Filter for Air - Conditioned Coaches.
8. Provision of Over Volatge Protection (OVP in Rectifier - cum - Regulator Unit Box of 4.5 KW Alternators) used on SG BG Coaches.
9. Protection of Lead Wire in 4.5 / 25 Kw Alternator.
10. Revised Code of Practice " System Specification and Code of Practice for Working for 110 VDS Self Generation Train Lighting System No. EL/ TL/ 46 (Rev. 1) - 2005.
11. Modifiction of the Cover for Fuse Distribution Board Used in General - Second Class and Second - Class Sleeper Coaches.
12. Issue of Code of Practice of Prevention of Fire in AC Coaches.
13. To Prevent Fire Hazard in Canvas Duct in the Under Slug Type AC Coaches.
14. Shifting of Junction Box from Guard's Compartment to General Second Class/ Disabled Compartment i.e. in Passenger Area.
15. Code of Practice for Prevention of Fires on DMUs.
16. Prevention of Fire on Conventional AC/ AC-DC Electric Locomotives.
17. Modification Sheet for Relaying of Cables in HB-2 Panel of three Phase Locomotives to avoid Fire Hazards.
18. Prevention of Fire in Power Cars.
19. Smoke Emission cases from Power Car.
20. Modification Sheet for Relaying of Cables in HB-2 Panel of Three Phase Locomotives to avoid Fire Hazards.
21. Specification of Conduit System for Cable Management.
22. Modification Sheet to Provide Stopper Around the Cover of Fuse Distribution Board in GS & CN Coaches.
23. Fire Mitigation Measures - Modifications in Fuse Distribution Board (FDB) in ICF Design Non AC Coaches.