Various modification work in LHB coaches of all the coaching depots (AGTL, SCL,GHY, KYQ, NGC) of LMG Division

A-Provision of Differential Pressure Switch (DPS) based heater

Differential pressure switch (DPS) of pressure range from 0.08-1.20 (Inches WC) shall be provided with more than 10,00,000 operations with automatic reset with IP-54 protection as per IEC-60528 with UL-94 VO

"Suitable length SS304 tube ID 4.0 mm and 6.6 mm of OD to connect the differential pressure switch to heating element."

"Installation of DPS switch in RMPU unit, wiring in coach and commissioning as per 3 requirement vide modification sheet no. RDSO/PE/MS/AC/0089-2022 (Rev-0) dated. 06.02.2023 or latest.RDSO/PE/MS/AC/ 0089 (Rev. 0 - 2022) Dt. 06.02.2023 or latest complete in all respect as per direction of engineer in charge at site"

B-Provision of single connecton arrangement at the input of MPCB/MCB

"Supply of cage clamp type terminal block 57 A, 1000 V. Make: RDSO/ RCF/ICF approved sources like Phoenix Contact part no. 3002369"

"Supply of copper lug/thimble (pin type) for 16 sq. mm cable. Make: RCF/ICF approved sources like Ascon, Kamlesh, Chetna, etc."

"Supply of copper lug/thimble (pin type) for 6 sq. mm cable. Make: RCF/ICF approved sources like Ascon, Kamlesh, Chetna, etc."

"Supply of copper lug/thimble (pin type) for 4 sq. mm cable. Make: RCF/ICF approved sources like Ascon, Kamlesh, Chetna, etc."

"Supply of copper lug/thimble (pin type) for 2.5 sq. mm cable. Make: RCF/ICF approved sources like Ascon, Kamlesh, Chetna, etc."

"Supply of copper lug/thimble (pin type) for 1.5 sq. mm cable. Make: RCF/ICF approved sources like Ascon, Kamlesh, Chetna, etc."

Supply of DIN channel 250 mm long. Make: RDSO/ RCF/ICF approved sources like Phoenix Contact

Supply of cage clamp type MPCBs for RMPU-1 and RMPU-2 (1.6 - 2.5 A). Make: RDSO/ RCF/ICF approved sources like Schneider GV2ME073, ABB MS132-2.5K or Siemens 3RV2011-1CA20

Supply of cage clamp type MPCBs for RMPU-1 and RMPU-2 (2.5 - 4.0 A). Make: RDSO/ RCF/ICF approved sources like Schneider GV2ME083, ABB MS132-4.0K or Siemens 3RV2011-1EA20

Supply of cage clamp type MPCBs for RMPU-1 and RMPU-2 (7 - 10 A). Make: RDSO/ RCF/ICF approved sources like Schneider GV2ME143, ABB MS132-10K or Siemens 3RV2011-1JA20

Supply of end cap/stopper. Make: RDSO/ RCF/ICF approved sources like Phoenix Contact part no. 3022218

"Disconnection of all cables from the output of K-44 contactor and input/output cables of MPCBs and MCBs"

Fitting, fixing, testing and commissioning of all the supplied materials