OUTSOURCING FOR MAINTANANCE OF ELECTRIC COMPLAINT CELL FOR HT/LT ELECTRIC SYSTEM INCLUDING COMPREHENSIVE MAINTENANCE OF HT/LT SWITCHGEARS, STEPDOWN TRANSFORMER AND COMPLETE TRANSMISSION SYSTEM UPTO 11 KV AT AF STN CARNICOBAR.

Amount

Providing outsource service for Complaint Cell including Attending day to day Internal/External electrical complaints by One skilled (Electrician) and One Helper, in three shift as under pertaining to all internal fittings and fixtures, electric supply upto fans, sockets 5 & 15 Amps, main switches, switch boards, DB's etc Maintenance and attending day to day External Complaint in the Transmission & Distribaution system 3 Phase 11 KV 50 Hz UG Cable with HT Tapping point, 4 Pole Structuer, VCBs & LT Distribution network through Over head/UG LT Cables 3.5 Core up to 600 sqmm with LT/HT Panels indoor and outdoor etc, including up keeping to all Earth pits and cleaning of substation perimeter 2 Pole, 4 Pole, LT Panel Surrounding etc complete to area under GE(I)866EWS all as directed by Engineer in Charge. The shift timing is as under:- (a) 1st Shift - 0600 hrs to 1400 hrs (b) 2nd Shift - 1400 hrs to 2200 hrs (c) 3rd Shift - 2200 hrs to 0600 hrs Note:- Unit rate quoted shall be for one skilled & one Helper for each shift.

Note:- (a) The materials required to restore services shall be measured and paid seperetely as ‘Supply only’ under relevant items of this schedule. (b) The contractor shall have to provide necessary uniforms with logo , tools and equipment, LT/HT Gloves, Gum boots,Toruh light, hygenic itemes,cotton waste, grease, Carbon tetra chloride,perolem jelly and TPT etc. required to the tradesmen for working including , the cost of which is deemed to be included in the unit rates quoted. (c) The Electrician deployed in shift will not leave the duty station until reliever reported and take over the complete installation for operation and duty/Shift will be directed by the Engineer-in-Charge. (d) Sum of double the quoted rate will be recovered in case operator found absent in the installation. (e) The Electrician should posses minimum ITI/ Experience by the OEM in respective field and same also be approved by the accepting officer within one week from the date of issue of work order.

(f) All the documents ,Attendance Register ,complaint register , Earthing test register, Transformer Oil test Resister will be maintained by the contractor and same also be produced at the time of payment and Supervisiour/Engineer will collect the material from the MES Store for daily used . (g) Salary of the operators be paid by the contractor in their respective adhar linked accounts confirming to labour law of Andaman Nicobar Govt and summary will be produced to the department at time of payment. (h) Tools for minor repair be provided by the Contractor. (j) Uniform with safety shoe, first aid box for operator will be provided by the contractor. (k) Man power deployed by the contractor shall have enrolled with EPF & ESIC. (l) Man power shall have insurance for Rs. 2.00 Lakh provided by the Contractor. (m) The quoted rate shall deemded to include for grease and cotton waste and in any minor parts.

Supply only MCCB 4 pole 63 Amps, 25 KA, 415 volts with fixed magnetic & thermal settings all as specified and directed.

Supply only MCCB 4 pole 100 Amps, 25 KA, 415 volts with all as specified and directed.

Supply only MCCB 4 pole 125 Amps, 25 KA, 415 volts all as specified and directed.

Supply only timer analog type electric operated 240 volts 24 hrs setting Make - Havells, L&T, Simons, C&S,

Dehydration of transformer oil with proper dehydration machine to achieve dielectric strength between 45 to 50 KV including testing/recording of dielectric strength result before and after of dehydration complete all as specified and directed.

Supply and topping up transformer oil having dielectric strength not less than 45 KV complete all as specified and directed.Make: Castrol/ Savita.

Taking shut down from main substation and drain out the transformer oil and to be collected in barrel by opening the transformer cover of capacity 250 KVA to 400KVA by unscrewing the nuts/bolts and washers and kept in safe custody and reuse the same, and checking the any type of leakage from both HT and LT side including cleaning the sludge etc depositing in the core and tank by using soft brushes and clean with old transformer oil, refilling of transformer oil including refixing of top cover including nut/bolts etc and testing the input & output voltage and adjustment of the voltage through tape changer if required complete for entire satisfaction of Engineer-in-Charge.

M&L for painting with spray gun with two coats of synthetic enameled grey paint over a coat of red oxide primer including preparation of old painted surfaces by complete removing old treatement of surface complete of approved shade for Transformer including base frame, connected LT panels, duct covers of including writing MES/SM No of existing size/surface complete all as directed.

Supply and Fix in replacement of HT bushing 11KV suitable for 250 KVA to 400 KVA Transformer including brass rod and complete with gasket as per matching to existing all as specified and as directed by Engineer in charge.

Supply and Fix in replacement of LT bushing 1.1KV suitable for 250 KVA to 400 KVA transformer including brass rod and complete with gasket as per matching to existing all as specified and as directed by Engineer in charge.

Supply & Fixing in replacement of End termination indoor type joint 11 KV of size 95Sqmm including thimbling, nut/bolts & washers, HV insulating tape etc. complete all as specified & directed by Engineer in charge. Make: Cabseal/Denson

Supply & Fixing in replacement of End termination outdoor type joint 11 KV of size 95Sqmm including thimbling, nut/bolts & washers, HV insulating tape etc. complete all as specified & directed by Engineer in charge. Make: Cabseal/Denson

Supply & Fixing in replacement of Heat shrinkable HT joint 11 KV of size 95Sqmm to including thimbling, nut/bolts & washers, HV insulating tape etc. complete all as specified & directed by Engineer in charge. Make: Cabseal/Denson

Supply and Fix in replacement of head gasket sheet 6mm thick suitable for Transformer 200 KVA to 400KVA capacity as per matching to existing all as specified and as directed by Engineer in charge.

Supply and Fix in replacement of Dehydrating breather assembly complete with silica gel grains in the breather assembly suitable for transformers 200 KVA to 1000KVA complete as per matching to existing all as specified and as directed by Engineer in charge.

Supply and fix in replacement of tap changer suitable for transformer 200 KVA to 400KVA complete as per matching to existing all as specified and as directed by Engineer in charge.

Supply & fixing in replacement of temperature gauge analog type complete with all accessories as per matching to existing all as specified and as directed by Engineer in charge.

Calibration of IDMT/ BUCHHOLZ relay of 11KV HT VCBs /TRF and 1.1KV ACBs installed at Main Hanger/955 SQN /Transmitter sub stn complete all as specified and directed. Note:- (i) All testing & calibration equipment with all accessories shall be brought by the contractor and rate for same in deemed to be included in quated rates. (ii) The complete test report shall be submitted by the contractor to Engineer in Charge.

Taking proper shutdown & Isolate the HT electric supply and taking out the trolley of VCB HT 11KV 400 to 630 amps of any make and type and servicing of all minor/major parts of the VCB by cleaning isolating contact moving parts,removing dust particle from the bus bar chamber spout gear mechanism, repair to motor charge spring mechanism,tightening of all nut & bolts of entire trolley component all as directed , inserting the trolley, testing the complete HT electric supply and putting on supply on load complete all as directed. Note:-All cleaning /testing equipment/ material shall be provided by the contractor and rate of the same shall be included in quoted rates.

Supply and Fix in replacement of bus bar support insulator 75 mm dia including all fixing accessories complete suitable for VCB/HT Bus bar chamber all as specified and directed.

Supply and Fix in replacement of bus bar barrier (set of three) with nuts bolts complete all as specified and directed. Make:- CG/ andrew Yule or equivalent.

Supply and laying XLPE insulated ,screened, PVC bedded ,galvanised steel or wire armoured ,electric power cables (heavy duty) with aluminium conductor ,11000 volts ,grade cross sectional area 95 sqmm X 03 Core complete all as specified.

Excavation in trenches not exc 1.5 mtr wide and not exc 1.5 m in depth for removing/laying underground cables etc and getting out in any type of soil, complete all as specified and as directed by Engr-in-Charge.

Returning, filling in and including spreading, levelling watering and well ramming in layers n.exc 25cm width, soft/loose soil complete all as specified and as directed by Engr-in-Charge.

Removing excavated surplus material to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5 m above starting point with any type of soil, complete all as specified and as directed by Engr-in-Charge.

M&L Sand cushioning to the under ground electric cable 8 cm before laying the cable and 15 cm after laying the cable complete all as specified in clause No. 19.75 of SSR Part-I 2009, complete all as specified and as directed by Engr-in-Charge.

Supply and laying un-reinforced precast concrete cable covers for cable protection of class HV type-1 flat of size 300x180 x 40 mm, Complete all as specified and directed by Engineer-in-Charge.

Supply only Mild steel screw bolts (Machine Made) with hexagonal or square heads at one end and screwed the both ends , end screwed end to be fitted with washers and one hexagonal or square nut not exceed 10cm long and diameter of neck in 5 to 10MM complete all as specified and directed.

Tropical Refrigeration

CHANDER SEKER ENTERPRISE