NIT No-16 EE (SDW) II/ (21-22) Item No.17

Dismantling of old ACB & other accessories from existing Panel ,removing of all cable connection after taking H.T Supply shut down with help of required tools & Tackles.

Providing of bus bar for connection of 2500Amp. ACB size 100x10mm 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 tensile.

Providing the 2500 Amp. Air circuit Breakers, Thermal Magnetic, draw out with triple pole workable on 415 Volts 50 KA c/s AC Supply of rating 2500 AMP- make- C&S/ L&T/ Schneider/ Havells/ All DJB Make.

Arrangement of incoming / outgoing cable termination by providing & fixing of terminal link of current carrying capacity 2500Amp. With phase separator in acrylic sheet .Removable cable gland plate to be provided for each cable entry with cable gland.

Providing/Fixing of Under voltage trip unit Make: - AE/L&T

Providing of Amp. Meter Analogue Type 2500/5 Amp. Make: - AE

Providing of Volt Meter (0-500) Volt Analogue Type. Make:- AE

Providing of Indicating Lamp with Holder. Make:- L&T/ Domain/ Vaishno/ Schneider.

Providing of Indicating Lamp with Holder. Make:- L&T/ Domain/ Vaishno/ Schneider.

Providing & Fixing of metering current transformer in metering section bus bar 2500/5

Fixing of the 2500Amp. ACB in the existing LT panel Board including providing & fixing of the base frames of suitable sizes for ACB in the chamber Modification in panel door to Fit new ACB in panel. Measuring instruments, lamps, at the metering chamber along with complete wiring through 2.5 sq mm single core copper wire including providing and fixing of necessary etc. and fixing the backup fuses as per requirement Making connection of both incoming & out going side as required with proper insulation.

Testing & commissioning of installed equipments, ,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

Avon Electricals

Premier Engineering Company

MITTAL TRADING COMPANY

P.K. Electricals