Providing Transformer and Wiring for Air conditioner to be installed at Judicial Court Complex, Faridkot.

Wiring for Air Conditioner

SURFACE AIR CONDITIONER SUPPLY TERMINAL POINTS (USED FOR HGW, PVC CONDUIT & HDPE PIPE WIRING SYSTEM WITH MODULAR ACCESSORIES): Supply and erection of air conditioner supply terminal point on surface on wall etc., complete with PVC boxes (Plastic on surface boxes) required for suitable number of modules (Modular accessories) for having 25Amp. combined/ universal Socket (shuttered) and modular motor starter 25Amp. (2 Module), covered with Frame Plate etc., & including the cost of above material and other petty material with necessary connections etc.:-

Wiring AC supply terminal point having 1No. 25Amp. universal Socket (shuttered) erected at AC height and 1No. Motor starter 25Amp. Erected at switchboard height.

PVC, HDPE PIPES & PVC FLEXIBLE PIPES: Supply & erection of PVC Conduit Pipes (ISI marked) as per IS9537:Part-III & HDPE pipes (ISI marked) as per IS:4984:1995 for wiring purposes including bends, junction boxes, Steel hooks, M.S. saddle clamps and other petty materials etc., as per PWD General Specifications:-

Heavy Gauge PVC Conduit Pipe 25mm dia. (On Surface)

Heavy Gauge PVC Conduit Pipe 32mm dia.(On Surface)

PVC INSULATED FR COPPER CONDUCTOR CABLES: Supply and erection of PVC insulated FR single core Unsheathed copper conductor cable (ISI marked) suitable upto 1100 volts grade confirm to IS:694/1990 left bare in pipe or casing of suitable size complete in all respect as desired by the Engineer-in-charge:-

Overall size 1.5sq.mm (Un-sheathed)

Overall size 4sq.mm (Un-sheathed)

Overall size 10sq.mm (Un-sheathed)

Overall size 16sq.mm (Un-sheathed)

MINIATURE CIRCUIT BREAKERS: Supply and erection of Miniature Circuit Breaker MCB's for circuit protection against overload and short circuit current fault suitable for 240/ 415 volts 50cycles AC supply with breaking capacity of 10kA, Curve-C and low watt losses as per IS/IEC 60898-1, energy limitation class-3, true contact indication, label holder facility in the existing MCB distribution board as per PWD General Specifications including connections with suitable size of thimbles/lugs:-

MCB Single Pole 6-32amp. (10kA, Curve-C)

MCB Four Pole 50, 63amp. (10kA, Curve-C)

MCCB's (MOULDED CASE CIRCUIT BREAKER): Supply and erection of Moulded Case Circuit Breaker (Panel mounting Cubical type) in the existing Cubical Panel (confirm to IEC:60947-2) having Ics=100% Icu, 100% neutral with spreader links and relevant PWD general specifications complete with G.I. Bolts, Nuts & Connection on both sides of MCCB with suitable size of thimbles etc:-

MCCB Four Pole 63/80/100amp., 415volts, ≥25kA Fixed Magnetic and Adjustable Thermal Setting

100 KVA Distribution Transformer

PCC POLES: Supply and erection of pre-stressed cement concrete pole of suitable length with a given planting depth confirming to IS-1678/ 1960/1978 below ground level in excavated pit of suitable dimensions complete in all respect as approved by Engineer-in-charge at site:-

PCC Pole Overall Length 9 metre, Planting depth 1.5 metre, W/L 200 kg.

HT & LT LINE ITEMS:

Supply & erection of 11kV GO switch confirming to ISI specifications. The item includes supply and erection of operating pipe and handle arrangement of MS flat 50mm x 6mm and channels 75mm x 40mm sheet. The GO switch is to be fitted with locking arrangement so as it locks upward on 'ON' position and locks downward in 'OFF' position. The entire GO switch assembly/unit should be properly earthed and the job is to be completed as approved by Engineer-in-charge.

Supply & erection of 'D' iron clamp 50mm x 6mm flat iron complete with fixing bolts and nuts (16mm x 200mm) including making holes in the pole as approved by Engineer- in-charge.

MS CHANNELS/ FLATS: Supply and Erection of MS angle iron (Channel)/ MS Flats of suitable size with cutting, bending and necessary holes as desired by Engineer-in-charge at site:-

MS angle iron size 50mm x 50mm x 5mm thick

XLPE INSULATED HT ARMOURED CABLES (LOOSE): Supply & laying of Circular Aluminium Conductor screened with extruded semiconducting compound, XLPE insulated, insulation screened with extruded semiconducting combination in combination with copper tape (0.3KA for 1sec.) cores laid up, FR PVC inner sheathed, galvanized steel strip armoured and overall FR PVC sheathed cable confirming to IS:7098 (Part-2), 2011 working voltage 11KV(E) grade to be laid loose in the existing trench or pipe:-

HT Cable Overall size 35sq.mm (3Core)

DOUBLE WALLED CORRUGATED (DWC) HDPE PIPES: Supply and erection of Double Walled Corrugated (DWC) HDPE pipe to be laid 1mtr. below ground level including excavation placing the pipe in position and back filling with excavated soil etc. of the required size:-

Double Walled Corrugated HDPE Pipe 90/76mm (Outer/ Inner dia.)

COPPER EARTHING (Upto 8 metre in Length): Earthing with electrolytic Copper Tape rivetted (with 5Nos. copper rivets)/Steel Nut & bolts (with 4Nos. 32mm long, 8mm thick with washer and double nut) to 30cm x 120cm x 2mm thick copper plate (made cylindrical) burried 4.50 metre (14.76 feet) below ground level in the hole of excavation having bore dia. 125mm and surrounded by salt & charcoal dust mixture (20 kg.) including fixing the Copper Tape recessed in wall and in floor etc., up to 8metre in Length (including bore Length). G.I. pipe 20mm dia. (A- class), 3metre long should be laid in the hole of excavation 1 feet below ground level and having GI Reducer 50mm x 20mm with PVC Cap (For pouring water) fixed on the top level of the pipe. 300mm x 300mm x 300mm deep haudi of First class bricks finished with 1:4 cement plaster and haudi covered with cast iron lid having size 300mm x 300mm (Heavy) around the hole of excavation:-

Earthing with 20mm x 3mm Copper Tape (upto 8Metre in Length)

Earthing with 25mm x 5mm Copper Tape (upto 8Metre in Length)

COPPER EARTHING STRIP (As Additional Length): Fixing additional Length of earthing with Copper Tape (On Surface/Flushed) with petty material as required etc.:-

Additional Length 20mm x 3mm thick Copper Tape

Additional Length 25mm x 5mm thick Copper Tape

Supply and erection of sheet metal double door vertical distribution boards IP 43-IK09 metal door (dust protected) as per IS:8623-1&3, IEC 61439-1&3 suitable for flush mounting with fully insulated copper busbars for each phase, 2 Nos. shrouded neutral bars, 2Nos. earth bars, cement spill protector, color-coded interconnecting wire set, cable ties, blanking plates and circuit identifications label and of required no. of ways for mounting MCCB's as incomer and outgoings SP/TP miniature circuit breakers in the distribution board as per PWD General specifications including connections with suitable size of thimbles and bonding to existing earth etc.:-

TP&N Double Door Vertical DB's 4 way each (With provision of FP MCCB 200- 250amp.)

MINIATURE CIRCUIT BREAKERS: Supply and erection of Miniature Circuit Breaker MCB's for circuit protection against overload and short circuit current fault suitable for 240/ 415 volts 50cycles AC supply with breaking capacity of 10kA, Curve-C and low watt losses as per IS/IEC 60898-1, energy limitation class-3, true contact indication, label holder facility in the existing MCB distribution board as per PWD General Specifications including connections with suitable size of thimbles/lugs:-

MCB Triple Pole 50, 63amp. (10kA, Curve- C)

MCCB's (MOULDED CASE CIRCUIT BREAKER): Supply and erection of Moulded Case Circuit Breaker (Panel mounting Cubical type) in the existing Cubical Panel (confirm to IEC:60947-2) having Ics=100% Icu, 100% neutral with spreader links and relevant PWD general specifications complete with G.I. Bolts, Nuts & Connection on both sides of MCCB with suitable size of thimbles etc:-

MCCB Four Pole 200amp., 415volts, ≥25kA Fixed Magnetic and Adjustable Thermal Setting

XLPE INSULATED UN-ARMOURED CABLES (LOOSE): Supply, laying and erection of aluminium conductor XLPE insulated PVC sheathed Un- armoured and served cable 1100 volts grade as per IS 7098 (Part-1)1988 to be laid loose in the existing trench or pipe as per PWD General Specifications:-

Overall size 70sq.mm (3½ Core) Un-armoured (Loose)

Supply, Installation, Testing and Commissioning of 100KVA Distrubution Transforer (11/0.433KV) Level-2, Three Phase 50Hz, Oil Immersed, Naturally Cooled (ONAN) Complete with following Specification: complete in all respect as per satification of engineer in charge at site.

Capacity of Transformer 100 KVA

Primary Voltage 11 KV

Secondary Votage 433 V

No. Phases 3

Frequency 50 Hz Outdoor type

Type : Outdoor Type

Tap Changer:- Off Load tap changer on HV Side

Input Range: '+5 to -5%

Ratio of each step: 2.5% each

No. of Steps: 5

Connection:- Delta/Star

Vector: Dyn11

Impedance: '4.5% subject to tolerance as per ISS

Top all temperature rise: 40°C above ambient

Winding temp. rise by resistance: 45°C above ambient

Losses at No, Load: 500 W

Losses at 100% Load: 1800 W

Method of Cooling: ONAN

Paint Type: Epoxy DA Grey

Stamping Used (CORE): CRGO of Low Loss.

Copper: Prim Electrolytic Grade

Transfomer Oil: IS 335 Standard Mineral Oil

Standard Adopted: IS 1180

Accessories

Name Plate, Rating & Terminal Marking Plate, Thermometer Pocket, Plain Unidirectional C1 Rollers, Lifting Lugs for Top Cover, Lifting Lugs for Transformer, Air Release Plug, Oil Level Indicator, Earthing Terminals etc.

Supply & Installation of single phase Inverter operationg voltage, 24V, capacity: 1625 VA, Type: Complete with 2 Nos Tubular Batteries of Capacity: 12V, 100AH each, Complete in all respect including the cost of invertor stand (For Existing VCB Panel)

SWITCH DISCONNECTOR FUSE UNIT (With Sheet Enclosure): Supply and erection of Switch Disconnector Fuse Unit with HRC Fuses (Suitable for DIN HRC Fuses) in sheet enclosure on the existing surface Confirms to IS 13947 (Part-III), IEC 60947- 3 complete with G.I. Bolts, Nuts & Connections on both sides of switch with suitable size of thimbles, including cost of DIN HRC fuses as per PWD General Specifications:-

SDF TP&N 200Amp., 415volts (With Sheet Enclosure)

S/E of Heat shrinkable cable end termination/ Straight through joint kit for 11 KVA /6.6 KV (E) XLPE Cables as approved & desired by Enginer in charge:-

Heat Shrinkable End Termination for cable size 35sq.mm, 3Core (Indoor Type)

Heat Shrinkable End Termination for cable size 35 sq. mm, 3Core (Outdoor Type)

Less Dismantel Material