REPAIR/ MAINTENANCE TO CERTAIN SUB STATION, LT DISTRIBUTION SYSTEM CAPACITOR BANKS AND OTHER ALLIED WORKS AT TP AREA AND NON TP AREA AT INS KALINGA UNDER GE (P) NAVY KALINGA AND REPAIR/ MAINTENANCE OF CEILING FAN, WALL MOUNTED FAN, ELECTRIC GEYSERS,

Amount

Excavation in trenches in soft / loose soil not exceeding 1.5 Mtr in wide and not exc. 1.5m in depth for taking out / laying of under ground cable in trenches or cable ducts all complete all as specified.

Returning, filling in including spreading, levelling, watering and well ramming in layers, not exceeding 25 cm thick in soil after repairing / jointing and laying and testing of cables complete all as specified

Removing surplus soil to a distance not exceeding 50 Mtr and deposited at a level not exceeding 1.5 mtr above from the starting point complete all as specified

M&L natural river sand as cushioning of cables including spreading and punning down all as per clause No 19.75 of SSR part -I all as specified. Note : Punned thickness shall be measured for payment purpose

Supply and lay un-reinforced precast concrete cable cover class LV, type 1, flat, size 250mmx150mmx40mm for protection of cable, laying in trenches complete all as specified and directed by Engr-in-charge.

Labour charges for re-laying of serviceable bricks of any size and type recovered during taking out of old cable , over newly laid or re-laid cables all complete as specified and directed.

M&L for cutting existing road / PCC drain for taking out / laying of underground cable and including necessary earth work and making good to match with the existing surface with PCC 1:3:6 type CI using 20mm graded aggregates complete all as specified

M&L for 50mm dia GI pipe medium grade galvanised for cable protection and sealing both ends including taking out old pipe complete all as specified.

M&L for 80mm dia GI pipe medium grade galvanised for cable protection and sealing both ends including taking out old pipe complete all as specified.

Taking down or out existing cable of sizes 2/3.5/4 core 10 sqmm to 70 sqmm from the trenches / ducts/ along walls / poles / through poles / under roads/ inside sub station including segregation the serviceable cable by cutting down defective portion after testing by meggar (insulation tester ) , stacking and rolling unserviceable cable for further disposal all as directed by Engineer in charge Note :(1) Excavation / cutting of road or floor/ GI pipe & laying / relaying of cable etc shall be measured and paid separately under respective item of this schedule

All as per Item No 10 but cable of size 3.5 core 95 sqmm to 300 sqmm

Relaying only serviceable cable obtained from taking out in same or new location or through cable ducts inside sub station of size 2/3.5/4 core 10 to 70 sqmm in trenches / ducts / along walls / poles / under road etc including necessary cable lugs, glands etc complete all as directed and specified Note ;- Lugs and Glands will be measured and paid separately.

All as per Item Sl No 12 above but of size 3.5 core 95 to 240sqmm

Supply & Laying XLPE insulated, armoured, earthed, heavy duty electric cable with aluminium conductor , 1100 Volt grade, cross sectional area 16sqmm 4 core including necessary cable lugs, glands, insulation tape complete all as directed and specified.

All as per Srl item No. 14 here-in-before but of size 10 sqmm 4 core

All as per Srl item No. 14 here-in-before but of size 25 sqmm 4 core

All as per Srl item No. 14 here-in-before but of size 35 sqmm 3.5 core

All as per Srl item No. 14 here-in-before but of size 50 sqmm 3.5 core

All as per Srl item No. 14 here-in-before but of size 70 sqmm 3.5 core

All as per Srl item No. 14 here-in-before but of size 95 sqmm 3.5 core

All as per Srl item No. 14 here-in-before but of size 120 sqmm 3.5 core

All as per Srl item No. 14 here-in-before but of size 240 sqmm 3.5 core

M&L straight through joint (Heat Shrinkable) for under ground PVC insulated and PVC sheathed armoured heavy duty XLPE cables with aluminium conductor including jointing kit, including making joints for the cable of size 10-16 sqmm x 2/4 core cables including testing and commissioning complete all as specified

All as per Srl item No. 23 here-in-before but of size 25 to 50sqmm x 3.5 / 4 core, as per the size of existing UG cable.

All as per Srl item No. 23 here-in-before but of size 70 to 120 sqmm x 3.5 / 4 core, as per the size of existing UG cable.

All as per Srl item No. 23 here-in-before but of size 150 to 185 sqmm x 3.5 / 4 core, as per the size of existing UG cable.

All as per Srl item No. 23 here-in-before but of size 240 to 300 sqmm x 3.5 / 4 core, as per the size of existing UG cable.

S&F in repair 400 A 4 Pole MCCB, 36/35 KA, 415V, 50 Hz, AC supply, Ics=100% Icu, adjustable Overload 80-100%, thermal magnetic release mechanism including necessary cable lugs & wire etc complete all as specified and directed.

All as per Srl item No. 28 here-in-before but of capacity 250 A 4 pole MCCB, Icu=35/36 KA.

All as per Srl item No. 28 here-in-before but of capacity 200 A 4 pole MCCB, Icu = 25/26 KA.

All as per Srl item No. 28 here-in-before but of capacity 125 A 4 pole MCCB, Icu = 18 KA.

All as per Srl item No. 28 here-in-before but of capacity 63 A 4 pole MCCB, Icu = 18 KA.

S&F in repair of CT's epoxy cast resin , with primary Current 400A - 650A or as per existing panel ratings suitable for relays and Secondary current 5A , Dual core , Dual Ratio. Protection core -Class 5P10 & Metering core - Class 0.5 , 2.5 VA . Suitable for LT 415V panel incoming feeders.

S&F in repair aluminium lugs suitable for 240 Sqmm LT UG XLPE aluminium conductor Cable including nuts, bolts and washers complete all as specified and as directed.

All as per Srl item No. 36 here-in-before but for 185 Sqmm

All as per Srl item No. 36 here-in-before but for 120 Sqmm,

All as per Srl item No. 36 here-in-before but for 95 Sqmm,

All as per Srl item No. 36 here-in-before but for 70 Sqmm,

All as per Srl item No. 36 here-in-before but for 50 Sqmm,

All as per Srl item No. 36 here-in-before but for 25 Sqmm,

All as per Srl item No. 36 here-in-before but for 16 Sqmm Sqmm,

M&L Earthing complete with galvanised steel earth plate electrode 600x600x6mm thick, buried directly and preferably vertically in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 mtr below normal ground level, connected to galvanised earth strip 32x6mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3, connected to earthing point of outdoor panel boards all as specified including earth work and excavation in any type of soil, PCC 1:3:6 type C1 chamber & RCC 1:2:4 type B1 cover 40mm thick, with 8mm dia steel deformed (TMT bars) reinforcement at 150mm c/c both ways, 20mm dia GI medium grade pipe for watering , water funnel, complete all as specified and testing on completion.

S&F in repair 250 A 4 Pole Change over switch, 50 KA, 415V, 50 Hz, AC supply, I - O - II operation, manual type, open construction or closed type construction as per site requirement, adjustable type of thermal and magnetic setting, handle, including necessary cable lugs & wire etc complete all as specified and directed.

S&F in repair 160 A 4 Pole Change over switch, 50 KA, 415V, 50 Hz, AC supply, I - O - II operation, manual type, open construction or closed type construction as per site requirement, adjustable type of thermal and magnetic setting, handle, including necessary cable lugs & wire etc complete all as specified and directed.

S&F in repair double compression weatherproof brass cable gland heavy duty , nickel plated of size OD 23mm-26mm (cable size 10/16 sqmm) all complete as specified and as directed Note: The quoted rate is inclusive of disconnecting the existing cable from electrical panel board and reconnecting it to the panel board after replacing the gland.

All as per Srl item No. 47 here-in-before but of size OD 26mm - 30mm (cable size 25/35 sqmm)

All as per Srl item No. 47 here-in-before but of size OD 33mm - 37mm (cable size 50/70 sqmm)

All as per Srl item No. 47 here-in-before but of size OD 41mm - 46mm (cable size 95 / 120 sqmm)

All as per Srl item No. 47 here-in-before but of size OD 52mm - 61mm (cable size 185/240 sqmm)

M&L for dismantling the cable connections of 3/4 pole Air circuit breaker of capacity 630 to 1000 Amps ,415 V 50 HZ of Any make, strip opening the Air circuit breaker, inspecting the parts for serviceability/ overhauling complete and carrying out the following repairs/maintenance :- (Srl item No. 52 is here-by continued as Srl item No. 52.10 to 52.80)

a) Cleaning the insulation parts including bushings with CTC solution.

b) Checking the alignment and condition of movable and stationary contacts and adjust them all as per manufacturer's instructional manual

c) Check the bolts, nuts, washers, cotter pins and all terminal connections are in place and tights. Replace the worn-out parts.

d) Check arc chutes for damage and replace damaged parts.

e) Clean and lubricate the operating mechanism with a light machine oil (SAE-20 or 30) for pins and bearings and with a non-hardening grease for the wearing surfaces . Adjust breaker operating mechanism all as per manufacturer's instructional manual . Replace if there is excessive wear and tear.

f) Checking / inspecting shunt trip coil for serviceability and replacing the same if required.

g) Replacing the badly worn or burned contacts. Checking control device free for operation.

j) Check after servicing the circuit breaker to verify the contacts move to the fully opened and fully closed positions, that there is an absence of friction and that the electrical operation is functional

Note : The rate quoted deemed to be inclusive of T&P and minor spares like lubricants, nuts/bolts/washers/ pins etc. Major spares like contacts, shunt trip coil , relays, CTs etc will be measured & paid separately under relevant schedule items

S&F in repair XLPE insulated, armoured, earthed, heavy duty electric cable with Copper conductor , 1100 Volt grade, cross sectional area 16 sqmm 1 core complete all as directed and specified.

S&F in repair XLPE insulated, armoured, earthed, heavy duty electric cable with Copper conductor , 1100 Volt grade, cross sectional area 35 sqmm 1 core complete all as directed and specified.

S&F in repair Copper lugs suitable for 16 Sqmm LT UG XLPE aluminium conductor Cable including nuts, bolts and washers complete all as specified and as directed.

S&F in repair Copper lugs suitable for 35 Sqmm LT UG XLPE aluminium conductor Cable including nuts, bolts and washers complete all as specified and as directed.

Supply only auxiliary contact block suitable for air circuit breakers of rating 400 to 1000 Amps rating as all per existing make.

Supply only of Breaker Main Contact Set suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of Spring charging handle assembly suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of Shutter for guide frame suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of Overcurrent release suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of Front facia for drawout breakers suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of arcing contacts (fixed/ moving) suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of arc chutes (for 415 V) suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of closing coil (110/ 220 V DC or 240 V/ 415 V AC) suitable for air circuit breakers of rating 400 to 1000 Amps rated as all per existing make.

Supply only of trip coil suitable for air circuit breakers of rating 400 to 1000 Amps rated all as per existing make.

S&F in repair 300/320 A 4 Pole MCCB, 36/35 KA, 415V, 50 Hz, AC supply, Ics=100% Icu, adjustable Overload 80-100%, thermal magnetic release mechanism including necessary cable lugs & wire etc complete all as specified and directed.

Checking of ceiling fan 1200mm sweep at site when and where required as MES complaint slip on daily basis if required except Sunday and holidays in existing position including Supply and fixing as replacement at site in position ceiling fan capacitor 2.5 mfd all as specified and as directed.

All as per item No. 68 here-in-before but ceiling fan 1400mm sweep when and where required as MES complaint slip on daily basis if required except Sunday and holidays and ceiling fan capacitor 3.15 mfd all as specified and as directed.

Taking down carefully existing ceiling fan of any sweep and any make after disconnecting the electrical connections, dismantling the blades and removing fan including blades to the workshop including cleaning and dismantling the fan into parts and segregation of unserviceable parts, replacement of unserviceable spare parts with new parts including necessary machining works and lubricating with approved grade of grease and necessary minor soldering work (if required) and re-assembling the fan complete and testing and refixing the fan in same position including all electrical connections and material and labour for replacement of two nos split pins, one connection block and one rubber reel complete all as specified and as directed. Note:- (i) Rewinding work of armature (if any) shall be measured and paid separately (ii) New spare parts required for replacing old burnt out parts other than connector, split pins, connection block and rubber reel shall be measured and paid separately under relevant item as supply only. (iii) Labour cost for replacing spare parts are deemed to be inclusive in the quoted rate of item No. 70.00

Taking down carefully existing exhaust fan of size upto 300 mm sweep and any make after disconnecting the electrical connections and removing the exhaust fan with blades to the workshop including cleaning of dust and dismantling the fan into parts and segregation of unserviceable parts, replacement of unserviceable spare parts with new parts including necessary machining works and lubricating with approved grade of grease and necessary minor soldering work (if required) and re-assembling the fan complete, testing and refixing the fan in same position including all electrical connections and material and labour for replacement of one connection block complete all as specified and as directed. Note :- (i) Rewinding work (if any) shall be measured and paid separately (ii) New spare parts required for replacing old burnt out parts other than connector shall be measured and paid separately under relevant item as supply only. under item No 84 to 90 here-in- after. (iii) Labour cost for replacing spare parts are deemed to be inclusive in the quoted rate of item No. 71.00

Taking down and refixing after repair air circulation fan of any make/ model and sweep in its original position, connecting and testing complete all as specified and as directed. Note for Item Nos 84 to 90 : Bearing/gun metal bush/rubber bush & bolts/capacitor/rewinding/cord flexible/shaft etc. will be measured and paid separately

Taking down and refixing after repair wall mounted fan of any make/ model and sweep in its original position, connecting and testing complete all as specified and as directed.

Taking down and refixing after repair pedestal fan of any make/ model and sweep in its original position, connecting and testing complete all as specified and as directed.

M&L for taking out and removing burnt copper winding, cleaning the armature, rewinding the fan armature for 1200 mm sweep fan with new super enamelled copper wire of existing gauge including supply and fixing necessary insulating materials etc and varnishing with approved grade of insulation varnish and heating up and testing complete all as specified and as directed.

All as per Item No. 75 here-in-before but for ceiling fan of size 1400 mm sweep complete all as specified and as directed.

All as per Item No. 75 here-in-before but for exhaust fan of size upto 300 mm sweep complete all as specified and as directed.

All as per Item No. 75 here-in-before but for exhaust fan of size upto 400/450 mm sweep complete all as specified and as directed.

All as per Item No. 75 here-in-before but for wall mounted fan of size upto 400/450 mm sweep complete all as specified and as directed.

All as per Item No. 75 here-in-before but for air circulator/ pedestal fan of size 450 mm sweep complete all as specified and as directed.

All as per Item No. 75 here-in-before but for flame proof ceiling fan of size 1200/ 1400 mm sweep complete all as specified and as directed.

All as per Item No. 75 here-in-before but for flame proof exhaust fan of size 400/ 450 mm sweep complete all as specified and as directed.

All as per Item No. 75 here-in-before but for flame proof wall mounted fan of size 400/450 mm sweep complete all as specified and as directed.

Supply only ball bearing, bearing No. 6201/ 6202 for ceiling / exhaust fan complete all as specified and as directed.

Supply only ball bearing, bearing No. 6203/ 6204 for ceiling / exhaust fan complete all as specified and as directed.

Supply only fan capacitor 2.5 mfd

Supply only fan capacitor 3.15 mfd

Supply only gun metal bush

Supply only mounting clamp assembly for ceiling fan of 1200 mm/ 1400 mm sweep with amp, blot, nut, washers, safety/ split pins and rubber bush complete all as specified and as directed.

Supply only down rod assembly complete for ceiling fan of 1200 mm/ 1400 mm sweep complete all as specified and as directed.

S&F electronic deluxe rotary step type fan regulator including taking down old unserviceable one complete all as specified and as directed.

S&F modular step type fan regulator 120W, 2 module complete all as specified and as directed.

M&L for cleaning/preparation of surfaces of ceiling fan 1200mm/ 1400mm sweep thoroughly and painting with one coat of spray painting using synthetic enamel white paint over the existing paint and writing of serial/ MES number with black paint having each letters/figures in Block of height n.exc 2 cm over it complete all as specified and as directed by the Engineer-in-Charge.

All as per Item No. 93 here-in-before but for painting to exhaust fan with blade of any size complete all as specified and as directed.

S&F in repair louver shutters for exhaust fan of size upto 450 mm sweep suitable for any make made of MS sheet including two coats of synthetic enamel paint over a coat of red oxide primer and bolt, nut, washer etc including taking down old unserviceable one complete all as specified and as directed.

Supply only cord flexible copper conductor three core 1.5 Sqmm PVC insulated sheathed 1100 V grade complete all as specified and as directed by the Engineer-in-Charge.

M&L for comprehensive repair/ maintenance of storage type electric water heater (geyser) vertical or horizontal type of capacity 25 ltrs comprising of the following :- (a) Inspection, taking down, opening or dismantling, de-scaling, brushing and thoroughly cleaning the storage tank upto the satisfaction of the Engr-in-Charge. (b) Checking of all stop cock, pressure release valves, fusible plugs for its serviceability etc in situ to ensure free movement of the parts including supply and replacing then washers/ gasket nut etc. (c) Checking and rectifying earth continuity of the electrical circuits of the geyser and power point. (d) Checking and refixing thermostat and re-adjust (e) De-scaling the immersion type heating element and siphon assembly with diluted hydro chloric acid or clear pedette solution. (f) Checking of indicator lamp for its serviceability (g) Re-assembling the Geyser, re-install and testing complete. Note : Parts/ components of geysers found unserviceable shall be replaced by the contractor. New parts/ components required shall be measured and paid separately under Item No. 34 to 43 here-in-after as supply only and labour charges required for replacement are deemed to be included in the quoted rate of item No. 32

M&L for comprehensive repair/ maintenance of solar water heater (geyser) horizontal type of capacity 100/500 ltrs comprising of the following :- (a) Inspection, taking down, opening or dismantling, de-scaling, brushing and thoroughly cleaning the storage tank upto the satisfaction of the Engr-in-Charge. (b) Checking of all stop cock, pressure release valves, fusible plugs for its serviceability etc in situ to ensure free movement of the parts including supply and replacing then washers/ gasket nut etc. (c) Checking and refixing solar flat plate collector/ tube collector and re-adjust (d) De-scaling the immersion type heating element and siphon assembly with diluted hydro chloric acid or clear pedette solution.

Supply only thermostat of Type EST 11/ 20 A, 250 volt of approved make and having ISI marked complete all as specified and as directed.

All as per item No. 99 here-in-before but for Type EST 7/ 15 A, 250 volt of approved make and having ISI marked complete all as specified and as directed.

Supply only heating element of capacity 2 KW AC 240 volts suitable for storage type electric water heater as per site requirement (press type/ screw type/ triangular/ circular base or ceramic cartridge type), ISI marked complete all as specified and as directed.

Supply only heating element of capacity 2/3 KW AC 240 volts suitable for storage type solar water heater as per site requirement (press type/ screw type/ triangular/ circular base or ceramic cartage type), ISI marked complete all as specified and as directed.

All as per item No. 102 here-in-before but of capacity 1.5 KW AC 240 volts ISI make and as per sample complete all as specified and as directed.

Supply only copper siphon assembly suitable for 25 ltrs capacity geysers of any make as required at site of approved make complete with inlet and outlet and provision for thermostat pipe with drain pipes with drain plug, screws, studs, clamp for fixing heating element etc including gasket complete all as specified and as directed.

Supply only plug top 3-pin 16 Amps

Supply only PVC insulated PVC sheathed flexible round stranded copper conductor of size 2.5 sqmm, 3 core

Supply only LED Neon type indicator lamp 240 Volt AC suitable for 25/50 ltrs geyser complete all as specified and as directed.

Supply only safety valve suitable for 25/50 ltrs geyser complete all as specified and as directed.

S&F earth plug socket with MCB DP 20 Amps including taking down old unserviceable one complete all as specified and as directed.

S&F plug top earth plug socket upto 20 Amp C-Curve including taking down old u/s one

M&L for tracing and arresting of leakage in storage tank of 25 ltrs capacity geysers by brazing and soldering at leakage point and testing on completion complete all as specified and as directed.

Taking down Geyser of capacity 25 ltrs from its existing position after disconnecting inlet and outlet water connection including M&L for spray painting to Geysers of capacity 25 ltrs with one coat of Ist grade synthetic enamel paint of approved tint after preparation of old steel surfaces including writing serial / MES number (with black colour paint with each letters/ figures (in Block) of height n. exc 2 cm) and refixing the Geysers to its existing position on completion of painting including making inlet/outlet water connection and testing complete all as specified and as directed.

S&F in repair PVC connection pipe with two brass adaptors 450mm long & fixing in position including taking out old unserviceable one complete all as specified and as directed.

S&F in repair chromium plated connection pipe for hot water of length upto 60 Cm, with two brass connecting nut with gasket and connecting up including taking out old unserviceable one complete all as specified and as directed.

S&F in repair non-return valve, ISI marked 15mm bore as in replacement of old one and connection complete all as specified and as directed.

S&F Anchor bolts of size 10mm dia, 100mm long including nuts and washer for mounting the geyser complete all as specified and as directed.

S&F water heater (Geyser) storage type 5 star rated AC 230 Volts of capacity 25 litres with grounding of 4 nut and bolts and connecting pipe for outlet and inlet water from geyser complete incl taking out old u/s kept deposit in MES store all as specified and directed

S&F MS ceiling fan MS hook suitable length all as specified and as directed.

S&F in repair ceiling fan energy saving type 5 Star 1200 mm sweep decorative blades pearl white with eletronic fan regulator, min air delivery 210 CFM with service value 6.00 BEE brush less direct current motor (BLDC) with clamp and hook at proper position and making connection by using flexible copper conductor wire all as specified and as directed.

S&F in repair wall mounted air circulator fan PVC body 400 mm sweep 230 volt, SP complete with accessories incl taking out old u/s kept deposit in MES store all as specified and as directed. (Cat Part No. Turbo force of Havells or equivalent as approved by GE)

S&F in repair pedestal fan PVC body 400 mm sweep 230 volt, SP complete with accessories incl taking out old u/s kept deposit in MES store all as specified and as directed

S&F in repair PVC Exhaust fan of size 250 mm sweep, 230 volt AC with connection from existing ceiling rose with louver shutter incl taking out old u/s kept deposit in MES store all as specified and as directed.

S&F in repair exhaust fan metal body heavy duty with louver shutter of sweep 300 mm, 230 volt, SP 1400 RPM with all nut bolt and other accessories with cutting a hole and making good after fixing of exhaust fan including taking out old unserviceable one and depositing to MES store yard complete all as specified and directed. (Make : Havells Cat Part No. Turbojet SP or equivalent as approved by GE)

S&F exhaust fan metal body heavy duty with louver shutter of sweep 450 mm, 230 volt, SP 1400 RPM with all nut bolt and other accessories with cutting a hole and making good after fixing of exhaust fan including taking out old unserviceable one and depositing to MES store yard complete all as specified and directed.

S&F in repair AC Single phase static Electronic KWH energy meter of accuracy class 1.0, 240 volt, 50 Hz , with Backlite LCD display ,optical port of rating 10-60 amp 06 months history incl taking out old u/s kept deposit in MES store all as specified and directed

S&F in repair AC Three phase static Electronic KWH energy meter of accuracy class 1.0, 240v, 50 HZ , with Backlite LCD display of rating 10-60 amp six months history incl taking out old u/s kept deposit in MES store all as specified and directed

suresh electricals

HUSSAIN ENGINEERING WORKS

F AND M TECHNOLOGIES

SWATHI CONSTRUCTIONS

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SRI RAJA RAJESWARI ENTERPRISES