OUTSOURCING OF SERVICES FOR 33/11 KV MRS AND DAY TO DAY MAINTENANCE OF ELECTRICAL COMPLAINTS AT ASL/DRDL AREA OF GE I RND KANCHANBAGH, HYDERABAD

Amount

Out sourcing of services for 33/11 KV Sub station at MRS DRDL comprising of power transformer, VCBs, SF6 breakers, SCADA System, RMU System, battery bank, control panels, control cables, HT UG cables, 2 pole / 4 pole structure, GODs & LT panels etc, in sub station yard round the clock (24 Hours) on all the days including sundays / holidays complete in following shifts of 08 hours duration each including maintenance of necessary records / log sheets and documents complete all as directed. Note :- (a) Shift timings and Manpower to be employed are as under :- General Shift 0900 hrs to 1700 hrs Electrician (Skilled) -01 No. 1st Shift : 0600hrs to 1400 hrs Electrician (Semi Skilled)-02 No. 2nd Shift : 1400 hrs to 2200 hrs Electrician (Semi Skilled)-02 No. 3rd Shift : 2200 hrs to 0600 hrs. Electrician (Semi Skilled)-02 No.

(b) During Break down/ shut down of any type from TSSPDCL / DRDL sub stations, the same shall be informed immediately to the department and necessary fault rectification to be carried out and the quoted rate is deemed to include for the same. (c) During operation of HT /LT supply necessary safety precautions / safety devices to be adopted and the quoted rate is deemed to include for the same.

Note for Item No 01 :- (i) In case of requirement, tradesmen provided for one area may be utilized in other areas at the discretion of the department without any extra cost to department as directed by Engineer-in-Charge. (ii) The rate quoted shall be deemed to include the cost of the following:- (a) leave reserve/off of the staff employed. (b) Uniform for tradesmen employed is mandatory. If failed in providing the uniform a recovery of Rs.1000/- per operator/day will be made from RAR/ Final bill. (c) Provision of Log Books & Stationery for the said installations. (d) Necessary Tools & Plants. (e) Group insurance, E.S.I & EPF to the operators. (f) Documents that has to be sumbiited to the department. (g) Minimum wages for the employees to be paid for working days by every month as per minimum wages act issued by the GOI. (h) Adhoc bonus to each employee as applicable in accordance with Govt of India. (iii) Wages to be paid to employee through individual bank account only and documents to be submiited to department. (iv) Minimum wages certificate shall be submitted to Engineer-in-charge along with attendance register and wage register for releasing of payment.

(v) In case of absence of operator, double the quoted rate shall be recovered. (vi) Departmental equipments of each building like fire fighting equipment, motors, pumps, Electric panels and its accessories, copper/ brass materials etc., shall be under safe custody. In case of theft of any item, recovery shall be made from the contractor as per direction of Engr-in-Charge. (vii) The tradesman should be ITI (electrician) qualified and should have minimum 03 years of experience in HT/LT installation operations. (viii) All people employed are responsible for cleaning and maintenance including restricting vegetation growth in their equipment surrounding area & upkeeping of installations. (ix) The contractor will adhere to pay monthly payment cycle to the employees irrespective of RAR/Funds availability with department. (x) The tradesmen employed should be well conversant of SCADA system and he should be able to read the SCADA system monitor.

Testing and Calibration of outgoing VCB's of 33 KV by primary injection method of any make/model mechanical parts, cleaning inside & outside with CRC-26 spray including replacing the unserviceable minor parts like springs, gear, nuts, bolts and washers, internal wiring if necessary and lubricating all the mechanical parts complete to the entire setification of Engr-in-charge.

Supplying, fixing, testing and commissioning of Air break gang operated device of rating 400 Amp, 33KV, outdoor type, triple pole, horizontal mounting, rotating type, double break complete with insulators, base channel and GI operating rod for ground level operation and making jumper connection including disconnecting and removing old unserviceable AB switch complete all as specified and directed. Make : ATLAS/BHEL/SMC/VJY/PACTIL

Supply and fixing new eight bolt type Aluminium clamps suitable for panther aluminium jumpers / pipes including nuts, bolts, washers and testing including taking down old clamp complete all as directed.

Supply and fixing new six bolt type Aluminium clamps suitable for panther aluminium jumpers / pipes including nuts, bolts, washers and testing including taking down old clamp complete all as directed. Make for srl item Nos.4 &5: ATLAS/BHEL/VJY

Supply and fix new jumpers cutting to adequate length of ACSR conductor panther in 33KV yard including taking down worn/burn out jumper complete all as directed.

Supply & Fix HT stud (Brass) with bushes, nuts, bolts and gasket complete set for 33/11 KV transformer to 11KV side including taking down old unserviceable studs complete all as directed.

Servicing of HT OCBs 150 Amps, after manually operating and removing of old oil and topup with new oil and testing & commissioning complete all as directed.

Servicing of HT OCBs 400 Amps, after manually operating and removing of old oil and topup with new oil and testing & commissioning complete all as directed. Note for srl item Nos.8 & 9: New oil for topup shall be measured and paid separately as supply only

Dehydration and filtration of 5 MVA transformer 33/11 KVA, HT OCB oil indoor/outdoor/ isolation type at different location with centrifusing machine, manually operated and achieve BDV 60 KV including carrying out oil testing before and after the dehydration process for each transformer/ OCB complete all as directed. Note : New oil for top up will be measured and paid separately under relevant item of schedule as supply only.

Supply only trasformer/OCB oil as per IS:335: 2018, break down voltage not less than 60 KV all as specified and directed. Make :- Power Oil/Electrol

Supplying, installation, commissioning and testing in replacement of 11 KV Current Transformer (CT`s), indoor type, resin cast epoxy type, of 13.1 KA/Sec having ratio 400/200/5-5 Amps having Core1: Class 5P10, 10VA for protection , Core2: Class 0.5, 10VA for metering including associated wiring including taking down old CT's complete all as directed

Supply, laying only in existing trenches and commissioning of XLPE insulated HT cable, screened PVC bedded, galvanized steel strip or wire armoured electric power cable of 6.35/11KV grade confirming IS:7098 part-2 volts grade with multistranded aluminium conductor of cross sectional area 300 sqmm ; 3 core including providing cable lugs, laid in trenches, fixed along the poles bare or through pipes including removing unserviceable cable complete all as specified and directed. Make : Universal/Havells/KEI/ Gloster

Supply, joint, testing and commissioning of indoor type cable end termination (heat shrinkable) suitable for HT 11 KV grade XLPE cable of size 3 core 240-300 sqmm including removing unserviceable jointing kits complete all as specified and directed.

M&L for XLPE cable jointing kit for 11 KV (earthed) for outdoor termination cold shrink type joint complete with jointing material & accessories suitable for 50 to 95sqmm, 3 core armoured aluminium conduct including taking down old unserviceable jointing kit complete all as directed.

M&L for Servicing & Repairs to Air-break switch (isolator) off load, rotating type, 33 KV, 800 Amps to 1250 Amps capacity, with proper alignment of isolator rotating blades, with fixed contact jaws, arcing horns, applying petrolium jelly to moving mechanism, cleaning and lubricating to isolator gear box assembly, tightening all nuts, bolts and clamps of jumpers etc, repairing to isolator gear box assembly and making in proper serviceable condition for smooth functioning, testing and commissioning on load complete all as directed.

S&F in repairs, male/moving contact/ rotating blade of HDE copper silver plated of Air Brake, off load isolator switch, rotating type, 33 KV, 1250/800 Amps capacity with all fixing nuts, bolts etc complete all as directed.

S&F in repairs replacement of LED indication lamp for breaker ON/OFF/TRIP/Breaker Spring Charged/R-Y-B etc for 11/33 KV control panel including associated wiring, if reqd, complete all as directed.

Supply, Lay & Test & Commissioning Control cable 1100 volts with PVC insulated and steel armoured with multi stranded copper conductor of the following sizes including taking down old cable:-

10 core; 2.5 sqmm

4 core; 4 sqmm

2 core; 2.5 sqmm

M & L for cutting and removing grass, vegetation bushes etc from surrounding HT installation manually/mechanically as required at site and removing all rubbish to a distance not exceeding 50 m as directed.

M&L for Repairs/maintenance of 11KV HT VCB/OCB Panel including bus couplor of any type, size and capacity complete including the following :- (a) Taking out 11KV HT VCB/OCB of 400/630/800 Amps rating trolley from HT Panel after switching off electric supply, checking of mechanical/motorised system for proper functioning of upward/downward movement of HT VCB trolley including opening the VCB & checking the insulation of contacts. Cleaning & servicing the fixed/moving contact & blowing out dust from bus bar chamber, spout gear mechanism and applying the proper lubrication/greasing and repairs to the entire motorised mechanism of VCB operation including replacing all spare parts required at site, testing the functioning of motorized operation of VCB and reassembling the VCB connection, testing, commissioning and putting on load to the entire satisfaction complete all as directed.

Earthing complete with copper plate electrode 600x 600x 3 mm thick buried directly in ground vertically to a depth not less than 2.25 mtr deep below normal ground level with top edge of earth plate, not less than 1.5 mtr below normal ground level connected to copper strip earth lead of size 20 x 3 mm by means of bolts, nuts/check nuts and washers etc of galvanised iron, protected by galvanised iron pipe light grade 50 mm dia and connected to main switch/control board including necessary excavation earth work in any type of soil and PCC 1:3:6 type C1 for earth chamber, 40 mm thick RCC cover slab 1:2:4 type B1 with 6 mm dia TMT Bars at 140 mm cc both ways, watering pipe 20 mm dia light grade GI, funnel, wire mesh, lugs, charcoal and salt etc complete all as shown in Electrical plate No. 3 SSR Part I and testing complete including removing unserviceable any type of items all as specified and directed. Note : Copper strip and GI pipe 50 mm dia beyond 7.5 metres per earth will be measured and paid separately.

All as per item No. 22 here-in-before but using 32 x 6 mm galvanised MS strip earthing lead and MS galvanised plate of size 600 x 600 x 6mm as earth electrode complete all as directed.

S&F in repairs Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated location for loop earthing etc. as required of size 20 x 3 mm copper strip complete all as specified and directed.

All as per Item No. 24 here-in-before but of size 32x6mm GI strip.

Supply & Fix in repairs 11KV, 630A bushings complete with studs complete all as directed

Supply & Fix in repairs 33KV, 630A bushings complete with studs complete all as directed.

Supply & Fix in repairs Gasket replacement for 5 MVA transformer (SRC RC 70C Grade)

M&L for fixing the Aluminium composite panel thickness of sheet not less than , cutting and pasting the vinyl letters as per the installation details given by the Site-In-Charge including fixing the board on the location specified with necessary fixing stainless steel bolts and washers. Make: As approved by the GE. Note: The sample piece of the panel should be produced for prior approval from GE before ordering. (ii) Working height upto 5mtrs deemed to be included in quoted rate.

Servicing, Setting and testing of relay at the various substations of DRDL area including replacing any control cables as required at site and removing any unnecessary equipment inside the panel and making functioning of the following relays to the entire satisfaction of the Engr-in-Charge:

Micom P111

Micom P127

Micom P632

Micom P642

Ring main unit relays

Installing, Programming,Servicing, Setting, control wireing, using FRLS opper conductor cable of not less than 2.5sqmm, testing and commisioning of Micom P642 relay of main receiving panel of DRDL area including removing any unnecessary equipment inside the panel and making necessary cutting on the front panel for fixing the relay module properly to the entire satisfaction of the Engr-in-Charge.

Supply installing testing and commissioning in replacement the relay module Micom P111 making necessary cutting in the existing panel and necessary control wiring FRLS of size not less than 2.5Sqmm and providing Ferules for identification and necessary spares for fixing complete to the entire satisfaction of the Engr-in-Charge.

Supply installing testing and commissioning in replacement the relay module Micom P127 making necessary cutting in the existing panel and necessary control wiring FRLS of size not less than 2.5Sqmm and providing Ferules for identification and necessary spares for fixing complete to the entire satisfaction of the Engr-in-Charge.

Testing and re-setting of protection relay of 33 KVand 11 KV VCB, RMU SF6 breaker (indoor/outdoor) for SCADA relays incoming and out going feeders with control panel and control cable differential relay once in a month through authorised service engineer, Checking of instruments function and taking corrective action for improvement if found improper, Checking the condition of transformers (Oil & winding temp and B/H relay) and taking corrective checking and oprating the switchgear and trip circuit of HT panel/breakers for its proper functioning complete all as specified and directed.

Supply & fix in repairs Post top insulators, solid core suitable for 33 KV grade complete confirming to IS-731 and as per IS standard all as specified and directed by Engr-incharge. Make : JAIPURIA/WS INDUSTRIES/ BIRLA NGK INSULATORS/ SARAVUNA

Supply and Fix in repairs pad clamps suitable for panther conductor and bus bar including for other accessories for jumpering and all as specified and directed.

Material & Labour Spreading stone aggregate 20 mm graded inside the 33 KV MRS yard all as specified and directed in the presence of Site-in-Charge. Note:- Aggregate shall be measured in compact stacks at ground for the purpose of payment.

Material & Labour Dry clean M sand laid in trenches for cable cushioning covering both top and bottom of cable all as specified and as directed. Note :- Punned thickness shall be measured for the purpose payment.

S&F in repairs Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm.

All as per item No. 39 here-in-before but of size 240 to 300sqmm

Supply only water seal mastic tape made with EPR & butyl rubber of size 45 mm width, 20 KV/mm dielectric strength of roll length not less than 10m each complete all as directed. Make : Transeal, 3M

Material & Labour for SF6 gas charging/refilling onsite including finding out leakage and rectification of leakages of 11 KV VCB's/RMU in the presence of Site-in-Charge taking all safety measures while doing job and testing the entire system to the satisfaction of Engineer-in-Charge.

M&L stay assembly complete with accessories as shown in electrical plate no 1 including loop type isulator stay clamps stay strands including taking down old assembly excavation work and PCC work complete all as specified and directed.

Repair/maintenance of schneider SCADA Control Panel, testing of all equipment, repairs to the AC to DC transformer and checking the input/output voltages and continuity making good all the control internal wiring/parts, testing all the signal cabling from the the HT Panels to the SCADA and the signal cabling from SCADA Panel to the monitor system, testing the status & functioning of all control parameters in the SCADA software and commissioning to the entire satisfaction of Engineer-in-Charge. Note :- 1. The repairs/testing should be done by the authorised OEM Engineer. 2. Rates include all spare parts required at site. 3. Control wiring required at site will be measured & paid seperately under relevant Sch 'A' items.

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