WORK OF Strengthening of 33 KV Protection Metering system of various 33/11 KV sub stations under the jurisdiction of EDC Etah on BP 2024-25.

Amount

Supply of The of the following material as per relevent ISS :-

WTI for Power TF

OTI for Power TF

Buchholz Relay (Alarm & Trip Contacts)

Safe carriage of following VCB from store center Etah to pit site in distance range 0 to 60 km including loading & unloading at both ends.

33 KV VCB 800A, 750 MVA

33 KV CT 200/100/1-1A

33 KV Control Pannel

Control Cable (4x2.5 mm sq)

Control Cable (2x2.5 mm sq)

33 KV Line isolator (Bushbar)

33 KV Fuse Set

Following Work is to be done complete as per RESSPO norms all cost of labour, T&P and other material (Brick, Cement, Sand, pipe etc.) for completion of work.

Plinth for 33 KV VCB with required materials.

Pipe Earthing upto water level

Steel structure for 33 KV O/D CT

Steel Structure for 33 KV 110 V O/D PT

Steel Structure for 33 KV Line isolator

Steel Strcture for 33 KV Fuse Set

Installation of following 33 KV equipments

33 KV VCB 800A, 750 MVA (Assembling and insatallation of 33 kv VCB out door structure on the plinth, adjustment of operating mechanism in proper aligment for smooth operation of the same. The work also includes fabrication of addition arrangement for proper fixing, if required)

33 KV Control Pannel (Carefully and safely of 33KV VCB Control Panel from out side of the switch Gear room to inside of the switchgear room grouting with anchor bolts in the floor work also including cutting & Proper finishing of floor if necessary for complition of work placing and fixing of panel on foundation, bolts of proper size in proper position and alignment with complete wiring work.

Installation of 33 KV CT on the CT's structure. The work includes Fabrication for proper Fixing. If required to complete the work.

Installation of 33 KV PT

Laying of control cable different size of (4x2.5 mm sq and 2x2.5 mm sq) as per RESSPO manual and as per direction of supervising engineer.

Control Cable (4x2.5 mm sq)

Control Cable (2x2.5 mm sq)

Body earthing (counted separately as unit) transformer by way of boring, inserting/lowering 35 mm dia GI pipe ISI marked upto water level connecting with pipe MS flat 50x6 mm GI pipe to T/F body by using electric arc welding etc. It includes cost of materials, labour charges, T&P, carriage etc, required for proper completion of work as per standard norms.

Neutral earthing (counted separately as unit) transformer by way of boring, inserting/lowering 35 mm dia GI pipe ISI marked upto water level connecting with pipe MS flat 50x6 mm GI pipe to neutral point by using electric arc welding etc. It includes cost of materials, labour charges, T&P carriage etc, required for proper completion of work as per standard norms.

All the works and required materials like different sizes of rubberised cork sheets, nuts & bolts etc. to check the oil leckages from power transformers.

Fixing/Erection of following Item, Cost of Labour Material and T&P which required for completion of work.

WTI for Power TF

OTI for Power TF

Buchholz Relay (Alarm & Trip Contacts)

Carriage of following old material from pit site to JE store/store center Etah in distance range 0 to 60 km. including loading & unloading and proper stacking.

33 KV VCB

33 KV Control Panel

M/S RAHAT & BROTHERS ELECTRICALS