MID/AN/109

Modernization by way of automation of RD 14000 Escape gates (3Nos.) and RD 40000 Escape gates (2 Nos.), Cross gates (2 Nos.) installed on NPC. The job is to be executed by way of fabrication of damaged structures of gates consisting of leaves, channels, seals, rollers, rubber seals, side / bottom seals and other allied parts required as per site conditions. P/F of automated machines, worm reduction gear box for providing the input, electrical motor for regulatory function for each Escape gates and cross gates. Providing and fitting of reversal mechanism for running motor in both clockwise and anticlockwise direction by means of providing and fitting of 01 no. Main contactor, 01 no. Forward contactor and 01 no. Reverse contactor along with 01 no. Protection relay inside the electric control panel housing MCCB of 63A capacity of L&T / Havells or other equivalent make on outgoing and a single incomer with MCB of 20 A capacity connected with Al. bus bar of suitable capacity at each gate. The panel shall be provided with LED voltmeter, LED ammeter and RYB LED indicators for visual identification of electrical parameters. The panel shall be provided with on/off push button switch, push button for upward and downward motion of the gate. The panel shall be installed along the boundary wall of the escape/cross gate and shall be provided protection from weather. Job also includes fabrication of MS structure on top of motor for providing and installation of limit switch assembly to restrict the movement of gates between two extreme positions to avoid any damage to the machinery and protection of automation system. Each motor shall be provided with suitable protection on top to be fabricated from MS sheets and angles for protection from weather. Laying of LT line on 8 mtrs PCC poles using ACSR weasel as per requirement at site. The job also includes providing and fixing of electrical cables of suitable capacity as per site requirement for making connections between the motors and panel which shall be mounted on top of cable trays and secured properly to prevent any damages to the cables. Any other item necessary for completion of providing, installation, testing and commissioning of Modernization cum manual operation of Escape gates and fabrication of staircase Set shall deemed to have been included in the Scope of work for which no extra payment shall be made.

VOVESHWAR CONSTRUCTION CO (BID ID -2325810)