NIT No. 9 Item No. 04(2023-24)

Air Circuit Breaker (ACB), 3Pole 415 V AC. Manual Draw out type, of rating 800Amperes Make: L&T

MCCB TP 36Ka with spreader & handle 400Amp. Make : L&T

Amp. Meter digital Make: L&T/AE

Motor protection relay flush mounting with display with thermal O/L ,short circuit,earth fault, phase loss, unbalance, phase reversal, locked rotor protectionMM30 Make L&T

Indicating Lamp. Make: L&T/SG

UV release Make: L&T/siemens

Dismantling of old OCB & other accessories from existing Panel ,removing of all cable connection after taking shut down with help of gas cutter, heavy labor etc.

Providing /fixing and making connection of bus bar size 100x10mm including links, bends, aluminum bus bar will be of electrolytic grade conductivity or as per relevant IS having sufficient cross section area insulated with heat shrinkable PVC sleeve in phase color identification. The bus bar support insulator shall be of class F insulation made out of non-hygroscopic material as SMC/DMC. All hard ware for connection/joints shall be in high tensle.

Providing /fixing and making connection of bus bar size 50x10mm for MCCB including links, bends, aluminum bus bar will be of electrolytic grade 55% conductivity or as per relevant IS having sufficient cross section area insulated with heat shrinkable PVC sleeve in phase color identification. The bus bar support insulator shall be of class F insulation made out of non-hygroscopic material as SMC/DMC. All hard ware for connection/joints shall be in high tensle.

Arrangement of incoming / outgoing cable termination by providing & fixing of terminal link of current carrying capacity 800Amp. With phase separator I. Removable cable gland plate to be provided for each cable entry with cable gland. Making connection of both incoming & out going side as required with proper insulation.

Providing /fixing of MS enclosure in 2mm sheet duly painted having locking door with gas cut as suitable to site in existing panel for fitting of ACB & MCCB in place of Oil circuit breaker complete with hard wares etc.

Fixing gf the MCCB in newly fixed panel enclosure ,making connection with bus bar including hard ware

Fixing of the ACB in the existing L T Panel Board including providing & fabrication & fixing of the base frames of suitable sizes for ACBs in the chamber. Fixing all the measuring instruments , lamps, over current & earth fault relay etc. at the metering chamber along with complete wiring through 2.5 sq mm single core copper wire including providing and fixing of necessary ferrules etc. and fixing the back up fuses as per requirement

Loading, Unloading, Cartage and Transportation charges for the above Panel up to the site including charges of heavy labour etc.

Testing & commissioning of the Panel and installed equipment’s, as per required parameters with relevant IS .testing of the panel prior to switching on as follow i)Continuity and earth testing ii) Meggaring of all equipments for phase to phase, neutral to body, neutral to earth and phase to earth. iii)checking for all tightness of nut and bolts iv) Alignments of doors etc. v) Interlocking tests. vi) All function tests

SAI TRADING CORPORATION

P.K. Electricals

Premier Engineering Company