Up gradation of Remote Monitoring and Management of Locomotives and Trains ( REMMLOT ) from revision. 0 2 to revision 05 of 43 HHP loco including charges for providing central back up data logging and processing system during warranty period for 01 ( one ) year and also including Up gradation of MRM card version of REMLOT to 4G GSM Dual SIM. Work involves supply, fitting, testing & commissioning of the system. Make: MEDHA Qty: 43 Locos