Overhauling/Repairing of Roof Mounted Package Units (RMPUs) of LHB type AC coaches as per Scope of Work and Schedule of Rates for Qty: 564 RMPUs (282 coaches)

A-Must Activities

POH maintenance schedule (SS2/SS3) of LHB type AC RMPU coaches ( 1 set consists of 2 RMPU's)

Supply and replacement of Temperature sensor (Fresh air/Supply air/Return air)

Fire retardant thermal insulation foam sheet, 12mm thickness, black colour suitable for LHB variant AC coaches confirming to RDSO spec No. RDSO/PE/SPEC/AC/0061-2005(REV-1) or LATEST

Contactor for Blower, Condenser & heater (16A)

Contactor for Compressor (32A)

B-Condition Based Activities

Supply and Apply of RTV SILICONE RUBBER COMPOUND

Supply and installation of MPCB for Blower Supply and installation of Motor (2.5 to 4 A)

Supply and installation of MPCB for Condenser Motor (1.6 to 2.5 A)

Supply and installation of MCB for Heater (16 A)

Supply and installation of MCB for Compressor (10 to 16 A)

C-Common Activities (to be carried out on both Railway & Contractor

Complete cleaning of RMPUs along with cleaning of condenser coils, evaporator coils & heater coils using non-acidic & non-corrosive liquid or foam agent

Design, fabrication, Supply & fitment of Protective covers for electrical terminal connectors of RMPUs for LHB AC coaches as per Drawings specified in the scope of work.

Item Breakup - A-Must Activities

Erection Total 813773.04 Item- 4 Supply and replacement of return air filter S No. Item Description of Item Unit Qty Rate Amount No

Supply CWS-PL-ELECTRICAL/WESTERN RLY

Erection Total 2653213.92 Item- 5 Supply and replacement of anti- vibration mounting (AVM) pads of RMPU unit. S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 2151569.76 Item- 6 Supply and replacement of condenser Fan with Aluminium Hub/fibre hub S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 3935129.52 Item- 7 Supply & replacement of defective/damaged over heat protection switch 15A, 250-300V, 30-110 C S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 936668.64 Item- 8 Supply and replacement of Temperature sensor (Fresh air/Supply air/Return air) S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 701063.28 Fire retardant thermal insulation foam sheet, 12mm thickness, black colour suitable for LHB variant Item- 10 AC coaches confirming to RDSO spec No. RDSO/PE/SPEC/AC/0061-2005(REV-1) or LATEST S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 1014024.06

Item Breakup - B-Condition Based Activities

Erection Total 21260509.82 Item- 2 Supply and replacement of blower motor with runner S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 2632974.78 Item- 3 Transportation, repair, rewinding, Supply and replacement of blower motor with runner S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 1062074.04 Item- 4 Supply and replacement of condenser motor with fan blade. S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 4073413.96 CWS-PL-ELECTRICAL/WESTERN RLY Item- 5 Transportation, repair, rewinding, Supply and replacement of condenser motor with fan blade. S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 2443739.82 Item- 6 Supply and replacement of Harting couplers including hood and base lever - 24 pin type S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 2560502.01 Item- 7 Supply and replacement of Harting couplers including hood and base lever - 16 pin type S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 803730.58 Item- 8 Supply and replacement of SS welded round guard (condenser fan jali ) S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 559587.27 Item- 9 Supply and replacement of suitable Drier filter S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 206311.20 Item- 10 Supply and replacement of Pressure transducer 0-10 bar with LP gauge S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 1373249.90 Item- 11 Supply and replacement of Pressure transducer 0-40 bar with HP gauge S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 1362047.06 Item- 12 Supply and replacement of glass bulb cartridge, + 130 C S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 140052.20 Item- 13 Supply and replacement of ESTI switch assembly complete with cartridge S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 2380392.46 Item- 14 Supply and replacement of complete set of Air Heater (1set = 15 nos. 400W heater element) S No. Item Description of Item Unit Qty Rate Amount No

Supply CWS-PL-ELECTRICAL/WESTERN RLY

Erection Total 516684.59 Item- 15 Supply and replacement of Low pressure control Cut-out/switch S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 541904.65 Item- 16 Supply and replacement of High pressure control cut-out/switch S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 580893.08 Item- 17 Supply and replacement of control Pressure switch S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 564069.63 Item- 18 Supply and replacement of Thermostatic Expansion Valve S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 891054.23 Item- 19 Supply and replacement of Liquid Level-cum-Moisture indicator S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 806404.16 Item- 20 Replacement of Evaporator coil (Left Hand or Right Hand as per field requirement) S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 14924475.00 Item- 21 Replacement of condenser coil (Left Hand or Right Hand as per field requirement) S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 17639910.20 Item- 22 Supply and replacement of Air CON ON/OFF 16 amp Rotary switch . S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 10556.15 Item- 23 Supply and replacement of selector switch for pressure gauge meter for four nos. compressor. S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 221961.38 Item- 24 Supply and replacement of Hygrostat (35-100%) CWS-PL-ELECTRICAL/WESTERN RLY S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 974554.94 Item- 25 Supply and replacement of Micro- processor Controller complete S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 5527875.55 Item- 26 Supply and replacement of Rotary switch [16A, 7 poles, 3 position (auto, Manual and OFF)] S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 253214.39 Item- 27 Supply and Replacement of R407 /R22 refrigerant gas in RMPU compressor S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 2028225.84 Item- 28 Flushing the system with Nitrogen Gas and CTC cleaning. S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 2764729.22 Supply, Fixing & commissioning of metallic strip as per RDSO Modification sheet No. Item- 29 RDSO/PE/MS/AC/0077-2018 (Rev.0) S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 314342.58

Item Breakup - C-Common Activities (to be carried out on both Railway & Contractor alloted coaches)

Erection Total 75916162.52 Supply, Installation & Commissioning of Differential Pressure Switche (DPS) in RMPUs along with Item- 2 necessary wiring in coach as per requirement vide modification sheet No:RDSO/PE/MS/AC/0089 (Rev-0-2022, Dated: 06.02.2023) or latest S No. Item Description of Item Unit Qty Rate Amount No

Erection Total 4772671.42