ADDITION AND ALTERATION FOR IMPROVEMENT OF EM INFRASTRUCTURE AT AF STN JAMNAGAR

Amount

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 95sq mm 3.5 core

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 70sq mm 3.5 core

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50sq mm 3.5 core

Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade earthed, of size 3 core 120 sq mm. Note for item No 1 to 4: Excavation Sand and cable cover measured and paid separately.

Material and labour for removing and relaying of HT cable of size 120 Sqmm 3 Core from trench for relaying/connecting complete all as specified and directed by Engineer in charge Note for item No 5 &6 : Rates includes for taking out old cable and cable cover and sorting serviceable items. Excavation Sand and laying old/ new cable cover measured and paid separately.

Material and labour for removing and relaying of LT cable of size 50 Sqmm 3.5 Core to 120 Sqmm from trench for relaying/connecting to LT Panel complete all as specified and directed by Engineer in charge

Excavation in trenches in soft/loose soil not exceeding 1.5 metre wide and not exceeding 1.5 metre deep for laying/taking out of cables and foundation of poles etc. and getting out, complete all as specified and directed. Note: (i) Excavation for LT/ HT cable network shall be carried out manually . Other cable passing through area, any damage caused to existing cable will be made good. (ii) Before excavation, site permission shall be obtained by vendor from User.

Returning, filling in trenches (soil), including spreading, levelling and well ramming in layers not exceeding 25 cm thick, complete all as specified and directed.

Removal of surplus excavated soil to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5metre above the starting point, complete all as specified and directed.

Material and labour, sand cushioning with a layer of dry river sand, 80mm thick before laying of cable and 150mm thick (punned down to 100mm thick) after laying of cables, in trenches/ducts, complete all as specified and directed. Note : Punned down thickness (overall 18cm), shall be considered for measurement and payment.

Supplying and laying un-reinforced precast concrete cable cover, class LV,type 1 with peak, size 250mm x 150mm x 40mm complete all as specified

Laying only old un-reinforced precast concrete cable cover, class LV,type 1 with peak, size 250mm x 150mm x 40mm Complete all as specified

Supply and laying un-reinforced precast concrete cable cover, classHV, Type 1, flat, size 300 mm x 180mm x 40mm complete all as specified and directed by Engineer in charge

Laying only un-reinforced precast concrete cable cover, classHV, Type 1, flat, size 300 mm x 180mm x 40mm complete all as specified and directed by Engineer in charge

Supply and fix cable jointing kit for 1.1 KV grade cable for straight through joint complete with Jointing material heat Shrink type and accessories suitable for 3 ½ / 4 core XLPE, armoured, Al conductor cable of size 50 to 95 sqmm,Indoor/Outdoor type

Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm 3 Core

Material and labour for provision of earthing complete with galvanized iron earth plate electrode 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5 m deep below normal ground connected to galvanised mild steel strip 32 x 6 mm by means of bolts, nuts, check nuts and washer of galvanized steel, watering pipe of 20 mm bore galvanised iron medium grade and 40 mm bore galvanised iron light grade for earth strip protection including all excavation, earth work in any type of soil, PCC pit in PCC 1:2:4 type B-1 and RCC 1:2:4, type B1 for precast chamber cover 50 mm thick, reinforced with welded steel wire fabric or XPM Jali (weight not less than 4.00 Kg / sqm), with charcoal, salt, funnel complete all as shown in the electrical plate No 3 of SSR part –I and testing on completion. Note : (i)Earth result after installation completely should be less than 5 Ohm .(ii)Quoted rates shall be deemed to include for earth strip with protection pipe of 7.5 M length.

M & L for Bus bar chamber box outdoor type made out of mild steel CRCA sheet 3.15mm thick duly painted with synthetic enamel paint (internally and externally) over a coat of red oxide primer and provision of aluminium bus bar four nos of capacity 200A and fixing with angle iron of size 40x40x5 mm of hight 1.2 M above ground level including PCC foundation complete all as specified and directed

Design Supply, Installation, Testing and Commissioning of indoor type Harmonic filter capacity 50 Amp 3 phase 4 wire, 415V, 50Hz, dust proof front operated with adequate air ventilation at sides and back fabricated with angle iron frame, 2mm thick CRCA sheet duly powder coated with door shutter and locking arrangements,PCC foundation cable trays, IGBT Fired modular type Active Power with touch screen HMI unit with 100 Amp incomer MCCB, Siemens Gray 7032 colour coated enclosure IP-20 Protection with future provisions Note:-(i) Modular IGBT based Active Power Filter Units with embedded cooling fans should be used in separate non-compartmentalized compartments in APF with proper ventilation to reach the target rating of total Active Harmonic Filtration. Temperature sensors shall be provided to monitor APF module’s internal temperature, and cooling fans’ rotating speed shall be adjusted according to the detected internal temperature. Each filter module is working independently even if one module got faulty rest system will work independently.

(iv) APF shall have Inrush Current ≤120% of its rated current. Instant Response Time: ≤ 100us. Full Response Time: ≤ 20ms. Operating Ambient Temperature: -10 to 50 without derating. Programmable Current Transformer Ratio. It shall have built in protection against surges, sags, over voltage and voltage surges from AC source, and load switching and circuit breaker operation in the distribution system. The APF shall be CE marked in accordance with EEC directives 73/23 “low voltage” and 93/68 “electromagnetic compatibility.

Design, Supply, Installation, Testing and Commissioning of indoor type Harmonic filter capacity 75 Amp 3 phase 4 wire, 415V, 50Hz, dust proof front operated with adequate air ventilation at sides and back fabricated with angle iron frame , 2mm thick CRCA sheet duly powered coated with door shutter and locking arrangements, PCC foundation,cable trays, IGBT Fired modular type Active Power with touch screen HMI unit with 160 Amp incomer MCCB, Siemens Gray 7032 colour coated enclosure IP-20 Protection with future provisions Note:-(i) Modular IGBT based Active Power Filter Units with embedded cooling fans should be used in separate non-compartmentalized compartments in APF with proper ventilation to reach the target rating of total Active Harmonic Filtration. Temperature sensors shall be provided to monitor APF module’s internal temperature, and cooling fans’ rotating speed shall be adjusted according to the detected internal temperature. Each filter module is working independently even if one module got faulty rest system will work independently.

(iv) APF shall have Inrush Current ≤120% of its rated current. Instant Response Time: ≤ 100us. Full Response Time:≤ 20ms. Operating Ambient Temperature: -10 to 50 without derating. Programmable Current Transformer Ratio. It shall have built in protection against surges, sags, over voltage and voltage surges from AC source, and load switching and circuit breaker operation in the distribution system. The APF shall be CE marked in accordance with EEC directives 73/23 “low voltage” and 93/68 “electromagnetic compatibility. Make: - Universal Switch Gear Control /L&T / Siemens / ABB

Design, Supply, Installation, Testing and Commissioning of type Harmonic filter capacity 30 Amp 3 phase 4 wire, 415V, 50Hz, indoor type , dust proof front operated with adequate air ventilation at sides and back fabricated with angle iron frame 2mm thick CRCA sheet duly powder coated with door shutter and locking arrangements,PCC foundation, cable trays, IGBT Fired modular type Active Power with touch screen HMI unit with 63 Amp incomer MCCB, Siemens Gray 7032 colour coated enclosure IP-20 Protection with future provisions Note:-(i) Modular IGBT based Active Power Filter Units with embedded cooling fans should be used in separate non-compartmentalized compartments in APF with proper ventilation to reach the target rating of total Active Harmonic Filtration. Temperature sensors shall be provided to monitor APF module’s internal temperature, and cooling fans’ rotating speed shall be adjusted according to the detected internal temperature. Each filter module is working independently even if one module got faulty rest system will work independently.

(iv) APF shall have Inrush Current ≤120% of its rated current. Instant Response Time: ≤ 100us. Full Response Time:≤ 20ms. Operating Ambient Temperature: -10 to 50 without derating. Programmable Current Transformer Ratio. It shall have built in protection against surges, sags, over voltage and voltage surges from AC source, and load switching and circuit breaker operation in the distribution system. The APF shall be CE marked in accordance with EEC directives 73/23 “low voltage” and 93/68 “electromagnetic compatibility.

Design, Supply, Installation, Testing and Commissioning of indoor type Harmonic filter capacity 150 Amp 3 phase 4 wire, 415V, 50Hz, indoor type , dust proof front operated with adequate air ventilation at sides and back fabricated with angle iron frame 2mm thick CRCA sheet duly powder coated with door shutter and locking arrangements, PCC foundation ,cable trays, IGBT Fired modular type Active Power with touch screen HMI unit with 250 Amp incomer MCCB, Siemens Gray 7032 colour coated enclosure IP-20 Protection with future provisions Note:-(i) Modular IGBT based Active Power Filter Units with embedded cooling fans should be used in separate non-compartmentalized compartments in APF with proper ventilation to reach the target rating of total Active Harmonic Filtration. Temperature sensors shall be provided to monitor APF module’s internal temperature, and cooling fans’ rotating speed shall be adjusted according to the detected internal temperature. Each filter module is working independently even if one module got faulty rest system will work independently.

(iv) APF shall have Inrush Current ≤120% of its rated current. Instant Response Time: ≤ 100us. Full Response Time: ≤ 20ms. Operating Ambient Temperature: -10 to 50 without derating. Programmable Current Transformer Ratio. It shall have built in protection against surges, sags, over voltage and voltage surges from AC source, and load switching and circuit breaker operation in the distribution system. The APF shall be CE marked in accordance with EEC directives 73/23 “low voltage” and 93/68 “electromagnetic compatibility. Note for Item no 19 to 22 :- Panel shall be design for wave distortion factor less than 5% THD . Design shall be got approved from GE before placing the order.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 150sq mm 3.5 core

Material and labour in replacement for provision of earthing complete with copper earth plate electrode 600 mm x 600 mm x 3.15 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5 m deep below normal ground connected to Copper strip 20x3 mm by means of bolts, nuts, check nuts and washer of copper, watering pipe of 20 mm bore galvanised iron medium grade and 40 mm bore galvanised iron light grade for earth strip protection including all excavation, earth work in any type of soil, PCC pit in PCC 1:2:4 type B-1 and RCC 1:2:4, type B1 for precast chamber cover 50 mm thick, reinforced with welded steel wire fabric or XPM Jali (weight not less than 4.00 Kg / sqm), with charcoal, salt, funnel complete all as shown in the electrical plate No 3 of SSR part –I and testing on completion. Note : (i)Earth result after installation completely should be less than 5 Ohm .(ii)Quoted rates shall be deemed to include for earth strip with protection pipe of 7.5 M length.

Supply and laying Copper strip 20 x 3.15mm with saddles and fixing screws etc

S&F Tubes 50 mm bore, 'light grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors, in cable protection incl saddle clamp and sealing ends with bitumen., in cable protection incl saddle clamp and sealing ends with bitumen.

S&F Tubes 80 mm bore, 'light grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors, in cable protection incl saddle clamp and sealing ends with bitumen.

S&F Tubes 100 mm bore, 'light grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors, in cable protection incl saddle clamp and sealing ends with bitumen.

M & L Hard core, broken to gauge n exc 63 mm complete all as specified and directed by Engineer in Charge

M & L Cement concrete in foundations, filling and mass concrete Type C2 1:2:4 (40mm grade aggregate ) complete all as specified and directed by Engineer in Charge

M&L Boring horizontally under roads/pavement/ hardstanding without disturbing the top surface by trench less technology using ultra sound technique and necessary machine including supply and fixing HDPE pipe of 90 mm dia(ISI Marked) suitable for 0.4 mpa working pressure for passing through the cables complete all as specified and as directed. (Note : Necessary infrastructure required for boring shall be arranged by the Contractor at his own cost).

Supply and fixing Cable route indicator made of PCC HT line route indicator of size 450mm x 230 mm x 50mm above, the ground and 250mm in depth complete with Brown colour duly engraved, MAFI, HT cable and distance/ location as directed by E-engineer-in Charge complete all as specified and directed.

Supply and fixing Cable route indicator made of PCC LT line route indicator of size 450mm x 230 mm x 50mm above, the ground and 250mm in depth complete with Blue colour duly engraved, MAFI, LT cable and distance/ location as directed by E-engineer-in Charge complete all as specified and directed.

M/s. Ambabhai K patel (BID ID -3299411)

jagdish machinery stores (BID ID -3302318)

SURESH ELECTRICALS (BID ID -3306788)

shree chamunda enterprise (BID ID -3306872)

S t modi (BID ID -3301435)

ASCENT ELECTRIFICATION ENGINEERS (BID ID -3300880)

JAMNAGAR ELECTRIC AND MACHINERY CO (BID ID -3302140)