Installation Of New DVOR And HP DME at HAL Airport, Bangalore SH - Other Electrical Works

Amount

SH I : SITC OF LT PANELS, ATS SWITCH & SPDs

Supply, Installation, Testing and Commissioning of 125A, Four Pole, Automatic transfer Switch with motorised changeover (With provision for two incomers and one outgoing) conforming to IS / IEC 60947 for automatic transfer of power supply from one incoming source to another incase of power supply failure with provision for time delay etc complete along with sheet steel enclosure, suitable arrangement for wall mounting, required accessories etc complete as required..

Supply, Installation, Testing and Commissioning of following type/class surge protection device in suitable sheet steel enclosure suitable for mounting on wall/above LT Panel as per site requirements.

80kA, Class B+C suitable for three phase with neutral (415V, 50 Hz) AC system

50kA, Class B suitable for single phase with neutral (230V, 50 Hz) AC system

40kA, Class C suitable for single phase with neutral (230V, 50 Hz) AC system

SH II : CABLE LAYING WORKS

Supply of following size of XLPE insulated and PVC sheathed aluminium conductor armoured power cable of 1.1 KV grade confirming to IS 7098 Part I-1988 with upto date amendment as required:- 3.5C x 95 sq. mm

Supplying and laying of following size of DWC HDPE pipe, ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc. direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. 63 mm dia (OD)

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size in the existing RCC/ HUME/ METAL/DWC/HDPE pipe as required. Above 35 sq. mm and upto 95 sq. mm

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp)

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 kV grade as required. 3.5C x 95 sqmm

Supply of following size of PLB-HDPE (Permanently lubricated High Density Polyethylene) pipe/duct conforming to relevant IS/Telecom specification with latest amendments as required. 50mm dia (OD)

Laying of following size of PLB-HDPE (Permanently lubricated High Density Polyethylene) pipe/duct direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. 50mm dia (OD)

Laying of following size of PLB-HDPE (Permanantly lubricated High Density Polyethylene) pipe/duct under hard /concrete/bituminous surface (75 cm below ground level) along with required accessories like socket, bend, couplers etc. including groove cutting, dismantling the hard surface, excavation and refilling the trench, filling the groove/top surface with 150mm thick cement concrete of 1:3:6 grade etc complete with fitting, cutting and jointing, complete as required. 50mm dia (OD)

Laying of following size of PLB-HDPE (Permanantly lubricated High Density Polyethylene) pipe/duct below the ground through HDD method (across Road crossing, runway crossings, Cement concrete, Apron Area) alongwith required accessories like coupler, end plugs, rope, cable sealent etc. complete as per site requirement and as per specification. 50mm dia (OD)

Laying and fixing of following size of PLB-HDPE (Permanantly lubricated High Density Polyethylene) pipe/duct on cable tray/ wall surface as required. 50mm dia (OD)

Providing, laying and fixing following size G.I. pipe (medium class) complete with G.I. fittings across culverts/open duct including concealing the same on the side walls by cutting/chiseling, finishing the same with cement concrete etc as required. 80mm dia

Laying of 12 core armoured OFC cable through existing HDPE pipe/GI pipe by pulling/ blowing-in complete as required.

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray cable tray with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc as required. 150 mm width X 50 mm depth X 1.6 mm thickness

Supplying and fixing cable route marker with 10 cm X 10 cm X 5mm thick G.I. plate with inscription there on, bolted /welded to 35 mm X 35 mm X 6 mm angle iron, 60 cm long and fixing the same in ground as required.

Construction of masonary chamber of internal size 0.75 mtr (L) x 0.75 mtr (W) x 0.75 mtr (D), with F.P.S. bricks of class designation 7.5 in cement mortar 1:4 (1 cement : 4 coarse sand) and RCC top slab of 150mm thick made out of 1:2:4 grade cement concrete with hooks for easy handling, providing and laying in position cement concrete in 1:3:6 of 10cm thick at bottom including excavation of soil, plastering of inside & top surfaces including disposal of surplus excavated soil as directed, within a lead of 50 metres complete etc., as required.

SH III : EARTHING WORKS

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Jointing of existing copper / G.I. tape (with another copper/ G I tape) by sweating and soldering/brazing etc as required.

SH IV : SITC OF SPLIT TYPE AIR-CONDITIONING UNITS

Supply, Installation, Testing and Commissioning of High wall mounted inverter type Split type airconditioning units of 1.5 TR capacity with Five (05) star BEE rating suitable for R-32/equivalent eco-friendly refrigerant, complete with indoor and outdoor unit, copper condensor coil, first charging and toping up of refreigerant (if required), cordless remote control etc suitable for operation on 230V, 50 hz, Single phase, A.C supply complete with filter, standard length of refrigerant pipe with insulation, drain piping, interconnection control cables etc, wiring upto nearest socket outlet, metallic brackets for the indoor unit & wall mounted/ floor mounted stand for outdoor unit complete as required as per specifications and as required.

Supply, Installation, Testing and Commissioning of Digital Dynamic AC Timers in suitable enclosure with latest microcontroller based technology with Auto/manual facility for cyclic operation of 02 Nos. Split Air Conditioners of upto 2 Ton capacity of any make, Digital display of ON/OFF status and electrical parameters, necessary relays, connectors etc. complete as required.

Supply and fixing of extra copper refrigerent piping beyond standard length of suitable size for 1.5 TR Split Air Conditioners complete with suction / liquid line, control cabling etc including all accessories as per site requirement.

Supply and fixing of extra drain piping beyond standard length with PVC medium class pipe of suitable size for 1.5 TR Split Air Conditioners etc including insulation etc complete as per site requirement.

Supply and fixing of 4KVA Voltage Stabilizer suitable for operation on 230V, 50Hz with working voltage of 170V to 270V, intelligent time delay system, high & low voltage cut-off, built-in thermal overload protection, provision for wall mounting etc complete as required.

SH V : SITC OF FIRE ALARM SYSTEM

Supply, Installation, testing and commissioning of IP based Single Loop microprocessor based intelligent Analogue Addressable Fire Alarm Control & Indicating Panel having the capacity to handle upto 99 devices, consisting of (i)Network card capable to connect with repeater panel (ii) 24V SMF battery having 24 Hrs backup with charger circuit (iii) LCD display module etc. as per specifications and as per site requirement.

Supply, installation, testing and commissioning of Analogue Addressable Multi sensor (Smoke & Heat) Detector [of same protocol of FDA Panel] with mounting base complete for fixing on above/below false ceiling etc complete as per specifications and as per site requirement.

Supply, installation, testing and commissioning of Addressable Manual Call Point [of same protocol of FDA Panel] as per specifications and as per site requirement.

Supply, installation, testing and commissioning of Addressable Loop powered Sounder cum strobe [of same protocol of FDA Panel] as per site requirement.

Supplying, installation, testing & commissioning response indicator on surface/ recess MS box having two LEDs metallic cover complete with all connections etc. as required.

Supply & fixing of GSM based Auto dialer i/c programming upto five telephone/mobile numbers etc. complete as required.

Supplying & laying of 2CX1.5 sqmm Fire survival armoured cable, 600/1000V rated with annealed copper conductor having glass mica fire barrier tape covered by an extruded layer of Cross Linkable Ethylene Propylene Rubber (EPR) / XLPE insulation and LSZH/FRLS inner bedding, steel wire armouring & LSZH/FRLS outer sheath complete as required.

Supply and fixing of 4.5 Kg Carbon Di-oxide Fire Extinguisher as per IS 15683:2006 including all components/accessories and suitable for mounting on wall etc complete as required

Supply and fixing of 5 Kg Dry Chemical Fire Extinguisher as per IS: 15683:2006 including all components/accessories and suitable for mounting on wall etc complete as required

SH VI : GAS SUPPRESSION SYSTEM

Design, Manufacturing, Supply, Installation, Testing and Commissioning of of Gas Suppression System consisting of Cylinder PESO Approved, complete with UL / VDS / PESO Approved valve assembly and arrangement for supervisory switch connection for monitoring cylinder pressure, pressure guage with a safety burst disc, electronic control head / Solenoid, pressure operated control head, Manually operated actuator, Pneumatic actuator valve, flexible hose, strap, NRV, Pressure Switch and a safety cap, required nos of Nozzles (UL / VDS listed) and directional valves, Addressable Fire Alarm Gas release panel,, Manual gas release and abort station with manual call points, Piping, Manifold, copper cabling, required integration with fire alarm panel etc. complete as required as per specifications.

Note : (1) Gas (Quantity would be as per the volume given below and as per the UL / VDS certification). CLEAN AGENT: FK-5-1-12 / NOVAC 1230 / Inert Gas with Zero Ozone Depletion Potential (ODP), has appearance / Colourless gas and odour less. Gas quantity to be computed as per the volume of largest room (* marked) and system to be designed accordingly. Room volume indicated is tendative with a tolerance limit of ± 10%. (2) Complete designing of the system along with shop drawings and technical details of the components to be submitted for approval of EIC prior to execution of work. (3) The Cylinder, Volume of Gas, Nos. of Nozzles, discharge valves, piping design and pressure calculations using manufacturer design software duly approved by manufacturer (OEM) shall be submitted prior to commencement of the works.

(i) Equipment Room* (Volume = 50 cum) & (ii) Battery room (Volume = 23 cum)

DEEPAKELECTRICALS

SRS ELECTRICALS

Krishsons International Engineers And Consultants (I) Pvt. Ltd

Shantha ELectricals and Engineers Pvt Ltd