Procurement installation and commissioning of 200 lines IP SIP enabled EPABX system expandable upto 100 lines with its peripheral accessories, FCBC 50 Amps with 120 AH 48 Volt for backup with external battery bank 06 Hrs backup and battery rack, 300 Lines MDF with 300 IPMs, Management Console PC for programming EPABX system, Push Button Telephone with display, Installation and commisioning of Chemical Earthing pit with value less than 2 Ohms