Comprehensive Maintenance Contract for POH activities of RMPU with control panels fitted in AC coaches(LHB type ) for 527 coaches (i.e. 1054 RMPU unit)at CRWS Bhopal for 24 months

A-Comprehensive Maintenance Contract for POH activities of RMPU with

Condition based change item list

Design, Fabrication, Supply, Fixing & Installation of Protection Covers of Electrical Control Panel (Switch gear cabinet) of LHB AC Coaches from rain Water leakage Fabricated out of M.S. Material with Powder coating as per Drawing No. BDTS/2019/6

Set of item no 1 & 2 for modification works as Set per RDSO spec.no. RDSO/PE/MS/AC/0089-2022 Rev.0 Item No.1: Differential pressure switches (DPS) of pressure range from 0.08 - 1.20 (inches WC) shall be provided withmore than 10,00,000 operations with automatic reset with IP-54 protection as per IEC-60529 with UL-94 V0. - Qty 01 No. per set Item No.2: Suitable length SS304 tube with ID 4.0 mm and 6.6 of O.D and length: 1.173 mtrs to connect the Differential Pressure switch to Heating element. - Qty 01 No. per set

Supply & fitment of Contactor(with diode) for Numbers 2108.00 compressor, current rating :32A(at rated voltage & AC-3 Utilization Category) ,Voltage Rating:690 V Main Pole:3 No ,Aux .contact:1NC,Control Voltage :110 V DC+/- 15% with surge suppressor

Supply & fitment of Contactor(with diode) for Numbers 4216.00 blower motor, condensor motor, heater, current rating :16A(at rated voltage & AC-3 Utilization Category)Voltage Rating:690 V Main Pole:3 No ,Aux .contact:1NC,Control Voltage :77-143 V DC with surge suppressor

Supply & fitment of Anti Vibration Mounting Pad Numbers 4216.00 for RMPUs.

Replacement of fresh air filter

Replacement of return air filter

NTC temp sensor for RA,FA,SA

Cartridge for heater

Cage Clamp type terminal block 57 A,1000 V Numbers 4216.00 suitable for wire termination,push in type.as per RDSO Specification no. RDSO/PE/MS/TL/0097- 2025 (Rev-0), suitable for Switch Board Cabinet of LHB AC Coaches.

Cage Clamp type MPCB ratings 2.5A for RMPU-1 Numbers 2108.00 & RMPU-2 thermal release 1.6- 2.5A

Cage Clamp type MPCB ratings 4A for RMPU-1 & Numbers 1054.00 RMPU-2 thermal release 2.5 - 4 A with auxiliary contact 1 NO+1NC

Cage Clamp type MPCB ratings 10 A for RMPU-1 Numbers 2108.00 & RMPU-2 thermal release 7 -10 A

Cage Clamp End cape/stopper as per RDSO Numbers 4743.00 Specification no. RDSO/PE/MS/TL/0097-2025 (Rev-0), suitable for Switch Board Cabinet of LHB AC Coaches.

Coach Silver coated copper Lug/Thimble(pin type) Set

DIN Channel(250 mm approx)

Coach E-beam cable Set Total 66160212.40 Item- 3 Condition based change item list S No. Item Description of Item Unit Qty Rate Amount No

Set of bellows duct made of meta-aramid/para- Set aramid fabric with silicone rubber coating on both sides (1 set consists of one no. supply air bellow, 2 nos. of fresh air bellow, 2 nos. of return air bellow duct )

Replacement of Evaporator coil (LHS or RHS)

Replacement of Condenser coil(LHS or RHS)

Replacement motor)

Replacement of Condenser motor CRWS-BHOPAL-MECHANICAL/WEST CENTRAL RLY

Runner for evaporator motor (LHS or RHS)

Replacement of Condenser frp fan blade

Replacement of Compressor unit

Harting Coupler 24 pin (Harting plug & socket) Numbers witj cable & conduit

Harting Coupler 16 pin (Harting plug & socket) Numbers with cable & conduit

HP,LP Transducer 0-10, 0-40 bar

ESTI switch assembly

Air heater set(one set consists of 15 heating Set elements)

Detector switch(control)

Brass distributer

Replacement of Microprocessor Controller Numbers 100.00 (Microprocessor will be supplied by Railway)

Repairing of defective Microprocessor Controller Numbers complete

New capillary strainer/expansion valve

Removal of defective blower motor,replacement Numbers 996.00 with repaired motor and refitment of blower (with top)

Removal of defective condenser fan motor by Numbers 1968.00 replacement with repaired motor (with top)

Supply, fixing & commissioning of metallic strip Numbers 600.00 as per RDSO Modification sheet No. RDSO/PE/MS/AC/0077-2018 (Rev-0) Total 63306224.13