National Institute Of Technology Tender

Refilling the cable trenches with selected available earth from trench excavation including watering, consolidation in layers of 15 cm, thickness including depositing of the surplus earth with a lead of 200 mtr.

Supplying and laying of 20 cm x 10cm x 10cm size Burnt Brick for cable protection.

Fabricating, supplying and mounting MS box made out of 16 SWG suitable for floor / wall mounting, fully whether proof provision for better heat dissipation, provided with hinged front cover, equipped with tamper proof locking arrangements with suitable size clamps with necessary cable entry pipe with gland and box should finished with 2 coats of red oxide primer paint and finally finished with approved colour enamelled metal paint, naming of incoming and outgoings wirings. Etc.,- Approx. size of the panel: 250x200x50 cm.

Supplying and fixing angle iron frame work fabricated out of MS angle iron of 50x50x6mm size with bolts, washers etc., and painted with 2 coats of red oxide and then two coats of approved paint.

Supplying of 400 A, 4x50x10 mm Aluminium strips 3 phase with neutral bus bar using required capacity electrolytic aluminium strips covered with heat shrinkable coloured PVC sleeve, mounted on phenolic / FRP/DMC insulator which are mounted on powder coated 40x6mm MS flat frame work in existing panel board. The bus bar shall have suitable holes for termination of incoming and out going cables as per IS specification with necessary bolts, nuts and washers etc., complete.

Supplying and fixing 400 A on load change over switches 4 poles, AC-23A Duty, 415V, 50Hz, AC Supply, with all accessories. Make - ABB / Schneider / L&T / Siemens / CG

Supplying and fixing Moulded Case Circuit Breaker (MCCB) over the existing wood/panel board using necessary screws, bolts, nuts, necessary phase separators, handle and wiring complete. Protection of Overload and Short circuit in Thermal Magnetic Release. Microprocessor release shall have Earth Fault as per IS-13947. (Icu=100% lcs). In 4P MCCB, all Poles should have protection for Short-Circuit /Over Load. For Microprocessor MCCBS Facility for segregating Priority and Non-Priority loads must be available in the MCCB. MCCB shall be provided with double insulation (insulation between front cover and internal power circuits to avoid any accidental contact with live current carrying path with the front cover open). Multi-pole breakers shall be designed to break all the poles simultaneously and they shall have a single mechanism. Make - ABB / Schneider / L&T / Siemens / CG.- a) 400 A, 50 kV 4 pole Moulded Case Circuit Breaker (MCCB) with spreaders.

Supplying and fixing Moulded Case Circuit Breaker (MCCB) over the existing wood/panel board using necessary screws, bolts, nuts, necessary phase separators, handle and wiring complete. Protection of Overload and Short circuit in Thermal Magnetic Release. Microprocessor release shall have Earth Fault as per IS-13947. (Icu=100% lcs). In 4P MCCB, all Poles should have protection for Short-Circuit /Over Load. For Microprocessor MCCBS Facility for segregating Priority and Non-Priority loads must be available in the MCCB. MCCB shall be provided with double insulation (insulation between front cover and internal power circuits to avoid any accidental contact with live current carrying path with the front cover open). Multi-pole breakers shall be designed to break all the poles simultaneously and they shall have a single mechanism. Make - ABB / Schneider / L&T / Siemens / CG.- a) 250 A, 35 kV 4 pole Moulded Case Circuit Breaker (MCCB) with spreaders.

Supplying and fixing Moulded Case Circuit Breaker (MCCB) over the existing wood/panel board using necessary screws, bolts, nuts, necessary phase separators, handle and wiring complete. Protection of Overload and Short circuit in Thermal Magnetic Release. Microprocessor release shall have Earth Fault as per IS-13947. (Icu=100% lcs). In 4P MCCB, all Poles should have protection for Short-Circuit /Over Load. For Microprocessor MCCBS Facility for segregating Priority and Non-Priority loads must be available in the MCCB. MCCB shall be provided with double insulation (insulation between front cover and internal power circuits to avoid any accidental contact with live current carrying path with the front cover open). Multi-pole breakers shall be designed to break all the poles simultaneously and they shall have a single mechanism. Make - ABB / Schneider / L&T / Siemens / CG.- a) 200 A, 35 kV 4 pole Moulded Case Circuit Breaker (MCCB) with spreaders.

Supplying of multi-function digital meter with three line back light LCD type display for voltage, current, frequency, Power, power factor, kVA, kWH, kVAR suitable for 3 phase, 4 wire LT net work with IP 54 degree of protection and completely wired as required with communication Port and Class 0.5s accuracy. – Make: El measure / Schneider / L&T

Supplying and fixing of LED type panel board indicating lamp with required colour suitable for 230/440VAC – 50Hz 12/24V DC

Supplying and fixing 300x 50mm, 2mm thick perforated cable tray with powder coated paint on existing MS angle support using necessary GI bolts / nuts and washer or welding as required.

Supplying and fixing of Aluminium End Terminal (LUG) of sizes – 185 Sqmm

Supplying and fixing of Aluminium End Terminal (LUG) of sizes – 95 Sqmm

Supplying and fixing 45mm cable gland.

Engaging labours for dismantling the existing lighting panel inside civil building and releasing and re-connecting existing cables and wirings t new panel, removing all unwanted cables, panel boards etc., complete. Work includes necessary labour, tools and plants, welding / cutting works etc.,

Supplying fixing and wiring earth electrode for grounding of lifts, Transformers, DG sets, etc., using 42mm dia 3.2mm thick 2.5 metre long GI pipe with GI funnel with mesh and suitable size reducer fixed on the top of the electrode. The funnel should be enclosed in a cc chamber of 400x400x400mm with a cast iron cover and naming of pits, the earth electrode shall be staggered holes of 12mm dia and the electrode should be covered 150mm all-round with alternate layers of salt and charcoal from bottom of the CC chamber. The connection from the electrode is to be established through GI/Cu strip using GI bolts and nuts. The ground resistance should be always less than 1 V AC. If needed the earthing test certificate should be produced by the authorised testing agencies.

Supplying and running of 25x3mm copper strips for grounding connections, using necessary fixing materials, porcelain insulators, clamps as required.