SPECIAL REPAIR/REPLACEMENT OF HANGAR LIGHTS, MOTORS AND ASSOCIATED E/M WORKS IN AIRCRAFT HANGAR AT AF STN GWALIOR.

All as per item No. 2.00 here in before but using 2.5 Sqmm stranded copper conductor and independent board for 15 Amps switch/ socket point complete all as specified and as directed by Engineer-in-Charge.

S&F switch socket combination 2 in 1, 3 Pin 6 Amps flush type 230 Volts multipurpose complete all as specified and as directed.

S&F switch socket combination 2 in 1, 3 Pin 6 Amps and 16 Amps multipurpose flush type 230 volts complete all as specified and as directed by Engineer-in-Charge.

M&L for sub main wiring using two single core PVC insulated, unsheathed stranded copper conductor cable of size 2.5 Sqmm FRLSH of voltage rating upto and including 1100 Volts drawn in concealed PVC conduit along with one run of PVC (Green colour) insulated, unsheathed, stranded copper conductor of size 2.5 Sqmm as earth continuity conductor including taking down the old unserviceable wiring complete all as specified and directed.(For Highbay lamps and Air Circulator points) Note:- Two runs of single-core PVC cable with one run of earth conductor shall be measured as one unit

M&L for sub main wiring using two single core PVC insulated, unsheathed stranded copper conductor cable of size 4 Sqmm, FRLSH of voltage rating upto and including 1100 Volts drawn in concealed PVC conduit along-with one run of PVC (green colour) insulated, unsheathed, stranded copper conductor of size 4 Sqmm as earth continuity conductor including taking down the old unserviceable wiring complete all as specified and directed. (From VTPN DB to SPN DB) Note:- Two runs of single-core PVC cable with one run of earth conductor shall be measured as one unit.

Supply and fix MCCB 125 Amp 4 pole Ics=100% of Icu complete all as specified and as directed.

Supply and fix MCB (SP) Single pole, 6 to 32 Amps, 230 volt (`C’ series) having current rating 10 KA. with adjustable overload setting and having thermal magnetic release and to be fixed in the distribution board, complete all as specified and directed

Supply and fix MCB (SPN) Single pole, 40 Amps, 230 volt (`C’ series) having current rating 10 KA. with adjustable overload setting and having thermal magnetic release and to be fixed in the distribution board, complete all as specified and directed

S&F ceiling rose surface backelet ISI marked , 2 to 3 terminal all as specified and directed.

Supply and fixing steel plates, plain or chequered, 5mm thick or over in thickness Fe 410-W (Gde E- 250) quality in given sizes complete for covering cable ducts inside the sub stations or in any other locations of Hangers incl dismantling the old steel sections etc complete all as specified and directed.

Supply, fixing, connecting and testing in replacement integral LED High bay light luminaries at any height of building/Hangar ranging from 3m to 16 m, 150 watts, 120 lumen per watt or above IP-66 protection or above with scondary optics made in pressure die cast housing and heat sink in aluminium extrusion with IP66 with mounting bracket and all accessories and connecting the same to electric source with using copper conductor 1.5 Sq mm PVC insulated flexible three core cable, including all accessories and fixing the light fitting to walls/ ceiling etc icluding taking down the old unserviceable lamp fitting complete all as specified and directed.

Taking down carefully the unserviceable integral LED High bay light luminaries at any height of building/Hangar ranging from 3m to 16 m, 150 to 200 watts, with mounting bracket and all accessories and connecting the same after carrying out necessary repairs by replacing suitable capacity driver and refixing the lamp at same location to electric source with using copper conductor 1.5 Sq mm PVC insulated flexible three core cable , including all accessories and fixing the light fitting to walls/ ceiling etc complete all as specified and directed.

Supply and fixing in repair energy saving environment friendly, long life exclusive innovative die cast aluminium IP-65 flood light 120 Watt LED 6000K with high power LEDs as light source complete including suitable fixing arrangement on roof of the hangar, pole, pillar, wall with suitable fasteners, nut, bolts, clamps and making connection with three core copper conductor cable not less than 1.5 sqmm complete all as specified and directed.

Supply and fix in repair Induction electric motor of capacity 5 HP, 3 Phase for Hanger Door & testing on full load complete all asspecified & directed. Note : Old unserviceable motor shall be returned to AGE E/M store yard.

Supply and installation of complete gearbox suitable for a 5 HP motor, including full assembly such as gears and shafts, for efficient operation of hanger doors incl taking down old u/s gearbox Complete all as specified and directed. Note: The rate quoted shall include necessary minor spares, welding as required at the site. 2. Old unserviceable gear box shall be returned to AGE E/M store yard.

Supply and fix in repair of 2.5 Sqmm 3 Core copper round cable, PVC insulated and sheathed unarmored, fix on the wall of 1100 volt grade copper conductor cable conforming to IS-694 complete all as specified & directed. Note:- Cost of Clamp & accessories be included in this rate.

Supply and lay on the wall or on existing trench/duct PVC-insulated, armoured, XLPE heavy-duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 4 core, 35 Sqmm, in a cable duct/trench, complete including taking down the old unserviceable cable all as specified and directed by the Engineer-in-Charge.

All as per item No. 25 above , but 4 core 50 Sqmm, complete all as specified and directed

All as per item No. 25 above, but 4 core 95 Sqmm, complete all as specified and directed

Supply and fix in repair cable jointing kit for 1.1 KV grade cable for straight through joint, complete with Jointing material heat heat-shrink type, and accessories suitable for 3 ½ core XLPE, armoured, Al conductor cable of size 35 Sqmm, Indoor/Outdoor type, complete all as specified and directed

All as per item No. 28 above but 4 core 50 Sqmm

All as per item No. 28 above but 4 core 95 Sqmm

Supply, Installed, Testing and Commissioning CPRI approved cubical type LT Panel floor mounted out door type for 415V, 3 phase 4 wire system 50 Hz AC supply with Copper bus bar duly colour coded, for neutral supported with DMC/SMC insulators colour coded with heat shrinkable sleeve having short circuit current with stand minimum 21 KA for one second complete connection from bus bar to breakers with suitable copper cable , factory made fabricated with CRCA sheet totally enclosed, dust weather and vermin proof for outer shell and 2 mm thick for inner shell having TPN cpper bus bar rating 1.5 times that of controlling MCCB supported on SMC insulator with short circuit withstand capacity 35 MVA for 1 second, bottom base channel MS section not less than 100mm x 50mm x 5 mm thick, entire panel shall have a common copper earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connection from main bus bar to switchgears with required size of copper wiring with minimum 1.5 Sqmm PVC insulated copper conductor cable , cable alleys, cable gland plates in two half , general construction confirming to IS-8623/93 and mounted on suitable PCC foundation for the complete panel base with follwoing detailed specification & control complete with suitable fixing accessories.

The panel board shall be fabricated from a reputed CPRI-approved firm and shall be suitable to accommodate the following, complete all as specified and directed:- OUTER SHELL:- The outer shell shall be made of 3.15 mm thick CRCA body & MS angle section 50x50x6 mm frame with front & back openable, double door system lockable/ openable by keys from both sides, having flush pattern fancy locks with louvers & air vent gasket for natural flow of air. The bottom of the outer shell contains a detachable plate having provision for entry of armoured cable of adequate size of glands. The dimension of the outer shell should be adequate to accommodate the inner shell described below, fitting 50 mm space all around, and shall be fabricated in such a way that the complete inner shell, along with its control gears and accessories, should be taken outside without disturbing the outer shell. The outer shell shall be mounted on a zinc metal-coated stand. Provision of threaded earthing studs at the bottom and lifting lugs of suitable size at the top to lift the feeder pillar box safely shall be made. A computer-cut self-adhesive vinly danger notice plate having a conventional symbol of bone and skull shall be provided. The degree of protection of the outer shell shall be IP-54.

INNER SHELL:- Inner shell made of 2.0 mm thick CRCA body compartmentalized for each control gear, front openable single door system lockable/openable by keys from both sides having chromium plated fancy locks (01 Nos in each compartment) having louvers and air vents gasket for natural flow of air "U' type gasket shall be used to make the inner shell completely vermin proof and to accomodate incomer/outgoing MCCB's and TPN copper bus bar and extension links of rating not less than the 1.5 times rated capacity of the respective MCCB's. The TPN bus bar and extension links shall be insulated with colour-coated heat, shrinkable sleeve and shall be mounted on suitable size 'F' class throughout the length of the TPN bus bar. Computer cut self adhesive vinyl danger notice plate having conventional symbol of bone and skull shall be providid on bus bar chamber. All control wires shall be with not less than 1.5 Sqmm multistranded copper conductor and shall be properly bunched. tied, ferruled for proper identification and crimped with adequite size of lugs. The cubical shall have a bottom channel of size 75x50mm duly coated with zinc metal coating. A detachable predrilled gland plate of thickness 3.15 mm zinc metal coated should be used at the bottom, indicating lamps LED type, 230 Volt, AC at the inlet of the unit to show three-phase availability at the inlet. An inspection lamp with an 11-watt LED shall be fitted on the top side of the inner shell. The degree of protection for the inner shell shall be IP-42 and carry the following controls. :-

(A) Incoming:- (a) MCCB 4P,250 Amp, 25/26 KA ics= icu 100% -01 fixed thermal & adjustable magnetic (c) Indicating lamps for three phases - Qty 1 set of 3 Nos (e) Power lamp inside the panel along with a connection from the incoming power supply. (B) Out going:- (a) MCCB 4P, 160A, 26KA ics= icu 100%-02 No (fixed thermal & adjustable magnetic ) (b) MCCB 4P, 63A, 16KA ics= icu 100%-02 No (fixed thermal & adjustable magnetic ) Note:- The rate includes the cost of earth work and PCC for grouting the panel with angle iron of size 50 x 50 x 6 mm, 90 CM below the ground level and 60 CM above the ground level. Location- HS-4, P-74, P-32, ERS, SU-30

Supply, installation, testing, and commissioning of Servo controlled voltage stabilizer (conforming to BIS 9815 (Part-I) :1994, reaffirmation 2019 latest version). Three phase, four wire (RYBN), 50 Hz, Naturally Oil cooled, indoor, unbalanced type, cooper wound, metallic body duly power coated with lifting Hooks two nos, digital display type, relay free, smooth and silent operation with 1st filling of Transformer oil up to level, Over load and short circuit protection, high/low voltage cut off, bypass arrangement, having the following, (9 Sqn A flight) (a) Capacity 300 KVA (b) Type - Suitable for unbalanced load and unbalanced input (c) Input voltage - 360V-480V, Input frequency 50 Hz (d) Output voltage - stabilized at any deigned/ desired voltage 415/ +- 1 % (e) Rated frequency - 50 Hz (f) Wave form distortion - Nil (g) Response time - not to exceed 20 milliseconds (h) Sensitivity - (+/-) 1% U) Rate of correction- Not less than 6 Volts per second between phase and neutral (k) Efficiency - more than 95% (I) Type of load - three-phase, unbalanced type (m) Metering - Digital display Voltmeter/ Ammeter with multi-functional meter (n) Operating temperature - For indoor use up to max ambient temp + 55°C (o) Dimmer rating Amp (p) Dimension of tanks - As per the standard

Disconnecting & taking up or down existing unserviceable / deshaped, aluminum / GI earth strips or taking down conductors of any size and in any position at any location in any height of the building and hangar stacking properly the serviceable strips incl refixing the same at specified locations including making good the distrurbed surfaces to match with the existing surfaces complete all as specified and directed.

Supply & fixing in repair & connecting aluminium earth strip 25 mm x 3mm as in roof conductors / down conductor fixed on walls / roofs with saddels/epoxy insulator including screws required at site complete all as specified and directed.

Supply and fixing in repair earth continuity conductor or main earthing lead 32x6mm GI strip/earth lead, laid in pipe/fixed on walls or any other position including jointing by GI nuts, bolts and washers at every joint complete all as specified and directed.

Supply and fixing in repair copper strip 32 x 6mm with saddles and fixing screws etc. for roof conductors and down conductors above ground complete all as directed.

Supply & fixing in repair light grade, 40mm dia GI tubing with all fittings fixed on walls/ poles/ in trenches as in earth lead protection pipe, complete all as specified and directed.

M & L in repair for providing test point terminal block made of gun metal or phosphorous bronze size 75x75x25 mm, drilled and screwed including 3 nos 8 mm dia 25 mm long hex head screw complete all as specified and directed

Supply only aluminium Air termination rod single pointed at top and properly threaded at bottom end, 12mm dia and 1200 mm long complete from the top of the Hangar all as specified and directed.

Supply only aluminium Air termination rod single pointed at top and properly threaded at bottom end, 12mm dia and 300 mm long complete from the top of the Hangar all as specified and directed.

M & L for PCC 1:2:4 for block, type B-I using 20mm graded stone aggregate for block size 150 mm x 100mm X 150mm, set in Cement Mortar 1:4, with and including necessary form work and all exposed surfaces finished even and smooth without using extra cement including removal of old broken unserviceable PCC block at site complete all as specified & directed. Note : An epoxy insulator shall be fixed on the PCC block with the help of rawal plug & screw to support and fixing the down conductors / earth strips.

M &L for PCC 1:2:4 for & around lightening conductor pipe on roof of building, type B-I using 20mm graded stone aggregateof size 350mm x 350mm X 350mm, set in Cement Mortar 1:4, with and including necessary form work and all exposed surfaces finished even and smooth without using extra cement including removal of old broken unserviceable PCC / block at site complete all as specified & directed. Note : contractor is responsible to arrange his own T&P for carrying the PCC material on roof of any building .

M & L for earth pit of size as specified in electrical plate No. 02 of SSR Part-I with PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) , pre cast 40mm thick RCC cover of (1:2:4) type B-1 (using 20mm graded stone aggregate), rainforced with 8mm dia TMT bars 3 Nos, funnel and fixing the earthing connections securly including demolition and removing the unserviceable earth pit from site complete all as specified & directed.

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