NIT NO. 03 (2022-2023) EE(SDW)VI / Item No.8

Dismantling of the old Starter system, VFD / Drives etc. of 75 HP, removing incoming and outgoing cable connections, all the existing switchgears and their mounting arrangement from the panel chambers, disconnecting the complete connection arrangement, removing mounting plates / sheets of panels, interconnecting bus bars system and cleaning of panels etc as per site requirement.

S/o Contactor 140 Amp MNX140 or equivalent Make- L&T/ C&S / Schneider/ DJB Approved

S/o MCCB 160 Amp TP, BC-36KA or more Make- L&T/ C&S / Schneider/ DJB Approved

S/o Over Load Relay 90-150A /equivalent suitable for up to 100 HP Load Make- L&T/ C&S / Schneider/ DJB Approved

S/o Digital Ampere Meter, 96X96 mm . Make- L&T / Schneider/AE/ DJB Approved

S/o Indicating Lights. Make- L&T / C&S/ SG/ DJB Approved

S/o Star Delta Timer. Make- L&T/ C&S / Schneider/ DJB Approved

S/o Single Phase Preventer Make- L&T / Minilac /Schneider / DJB Approved

Fixing all the above MCCBs / Contactors with mounting arrangement /nut bolts etc. including modifications in the starters as per site requirement. Fixing Relays / Timers etc. the for making Starters functional and for making all the provisions for supply arrangement as required. The job includes providing of material and consumables as per site requirement.

Making of Bus Bar connection arrangement along with providing and fixing of required Bus Bars including modifications of existing for connecting MCCB and contactors for making star delta starting system, making all the connections of supply arrangement and interconnections of the Contactors etc. The job includes bending / shaping of bus bars with phase indicating coloured sleeves, providing of bus bar support, Nut / Bolts, other material and consumables as per site requirement.

Making the required connections of Relays etc. through copper cables / wires of suitable size as required for making all the connections for operation of starters with tripping arrangement. Fixing of Protection system against single phasing with complete wiring and other required works. Restoration of cooling arrangement of starter panels by wiring of cooling fans with contactors. The job includes providing of material and consumables as per site requirement.

Making the required incoming and outgoing connections of the Starters by connecting cables for supply arrangement including carrying out all the works with providing of material and consumables as per site requirement.

Fixing of Metering and indicating instruments with control arrangement and making the wiring connections including providing / laying / connecting copper flexible wire / cable including thimbling etc. and other works as per required at site.

Testing & Commissioning of the renovated 75 HP Starters and other equipments complete with setting of relays, calibration of Meters etc. as per CT rating requirement and testing of operations for starters.

Dismantling of the old Starter system, VFD / Drives etc. of 30 HP, removing incoming and outoging cable connections, all the existing switchgears and their mounting arrangement from the panel chambers, disconnecting the complete connection arrangement, removing mounting plates / sheets of panels, inter connecting bus bars system and cleaning of panels etc as per site requirement.

S/o Contactor 50 Amp MNX50 or equivalent Make- L&T/ C&S / Schneider/ DJB Approved

S/o MCCB 100 Amp TP, BC-25KA or more Make- L&T/ C&S / Schneider/ DJB Approved

S/o Over Load Relay 36-60A /equivalent suitable for up to 50 HP Load Make- L&T/ C&S / Schneider/ DJB Approved

S/o Digital Ampere Meter, 96X96 mm . Make- L&T / Schneider/AE/ DJB Approved

S/o Indicating Lights. Make- L&T / C&S/ SG/ DJB Approved

S/o Star Delta Timer. Make- L&T/ C&S / Schneider/ DJB Approved

S/o Single Phase Preventer Make- L&T / Minilac /Schneider / DJB Approved

Fixing all the above MCCBs / Contactors with mounting arrangement /nut bolts etc. including modifications in the starters as per site requirement. Fixing Relays / Timers etc. the for making Starters functional and for making all the provisions for supply arrangement as required. The job includes providing of material and consumables as per site requirement.

Making of Bus Bar connection arrangement along with modification / addition of required Bus Bars for connecting MCCB and contactors for making star delta starting system, making all the connections of supply arrangement and interconnections of the Contactors etc. The job includes bending / shaping of bus bars with phase indicating coloured sleeves, providing of bus bar support, Nut / Bolts, other material and consumables as per site requirement.

Making the required connections of Relays etc. through copper cables / wires of suitable size as required for making all the connections for operation of starters with tripping arrangement. Fixing of Protection system against single phasing with complete wiring and other required works. Restoration of cooling arrangement of starter panels by wiring of cooling fans with contactors. The job includes providing of material and consumables as per site requirement.

Making the required incoming and outgoing connections of the Starters by connecting cables including carrying out all the works for supply arrangement including providing of material and consumables as per site requirement.

Fixing of Metering and indicating instruments for the Metering / indicating system of the panel chambers with control arrangement and making the wiring connections including providing / laying / connecting copper flexible wire / cable including thimbling etc. and other works as per required at site.

Testing & Commissioning of the renovated Starters and other equipments complete with setting of relays, calibration of Meters etc. as per CT rating requirement and testing of operations for starters.

Raj Engineering Co.