SPECIAL REPAIRS AND REPLACEMENT OF BER SUMMER APPLIANCES AND SPECIAL

Amount

SCHEDULE 'A' PART-I (SUMMER APPLIANCES AND LIFT) VRF SYSTEM Supply, Installation, Testing and Commissioning of Variable Refrigerant Flow (VRF) System with multi indoor unit with out door units including individual controller for cooling type operation. outdoor units equipped with highly efficient twin rotary compressors with inverter type compressor, special acrylic precoated heat exchanger, low noise condenser fan, auto check function for connection error, having interconnection control wiring between IDU, ODU & Control panel and refrigerant piping housed in compact housing duly powder coated complete as required for trouble free operation, refrigerant should be R410a including necessary foundation as per OEM recommendations and as specified and as directed by Engr-in-Charge. VRF Out Door Unit (6.5 HP ODU with cooling) :- (i) Highly efficient Inverter Compressors :- The unique design of the inverter compressor ensures that the refrigerant is directly injected in to the compressor chamber. The suction gas enters directly into the chamber, there is no super heat gain due to compressor motor assembly, This results in efficiency enhancement by up to 3%. (ii) VRF units are fitted with 100% inverter compressors, The unique logic of the system is that it optimally loads compressors in such a way that maximum efficiencies are achieved under any load condition. (iii) High COP and IPLV (Integrated Part Load Value) (iv) 100% Capacity at 43 degree centigrade. (v) Non-Stop Operation even at 56 degree centigrade.

(vi) Wide Operating Range : The system can operation from 10 degree centigrade to 56 degree centigrade in the cooling mode. (vii) Superior Accumulator Design :- The VRF system is designed with the largest twin Accumulator in its class. This new design allows the system to perform seamlessly in low-load condition even below 30% without tripping. (vii) Superior Accumulator Design :- The VRF system is designed with the largest twin Accumulator in its class. This new design allows the system to perform seamlessly in low-load condition even below 30% without tripping. (viii) Weather Proof ODU Design :- ODU is specifically designed to handle extreme climatic conditions, corrosion and polluted atmosphere. (a) Powder Coated GI Sheet metal cabinets. (b) All hardware of anti-rust quality. (c) Conformal Coating on PCBs to protect from dust and humidity. (d) Hydrophilic blue fin for better corrosion resistance. (e) Weather-Proof enclosures for critical components.. (f) Emergency Backup Operation, the Compressor backup in ODUs that have two Compressors, the VRF system can function or maintenance downtime of one Compressor. (g) Demand Control Mode or Economy Mode the capacity of the ODUs of the VRF can be set at 25%, 50% & 75% depending on the need. (ix) The system designed to operate across a wide voltage range from 320 volts to 460 volts resulting in high uptime even in erratic power conditions.

M&L for Refrigerant Piping with 19 mm (hard pipe) & 13 mm (soft pipe) thick Closed Cell rubber nitrile, Class "O"- armaflex insulation of Inclusive of necessary Supports as per standard practices, complete all as specified and directed. Notes : (i) Out door exposed piping will be covered with protective glass tape and coated with UV painting. (ii) One run of hard pipe 19 mm & soft pipe 13 mm along with insulation and connected accessories will be measured as one unit length for payment purpose.

S&F PVC drain pipe of size 32 mm dia including necessary fittings/ fixtures as required at site laid on floor, fixed to wall by sadles/clamps etc (from indoor unit to nearest drain) including foam insulation not less than 6 mm thickness and testing complete all as specified and directed.

Supplying and installing perforated Hot dipped galvanized iron cable tray of size 150 mm X 50 mm X 1.6 mm thick with perforation not more than 17.5 % in convenient sections joined with connectors suspended from the ceiling with GI suspenders ibcluding GI Bolts & Nuts etc as required, complete all as specified and directed.

Supply and charging Refrigerant R410a including necessary leakage testing and commissioning. Note : Quoted rate is deemed to be inclusive of standard practice of cleaning & preparation of refrigerant pipe line leak proof, vacuming the entire system, charging the system and testing the line as per OEM recommendations.

Supply and drawing control cum transmission wiring 3 core X 2.5 sqmm FRLS PVC insulated PVC shethed copper conductor, single core cable in the existing surface/ recessed steel/PVC conduit as required. (between indoor and Industrial socket outlet), complete all as specified and directed.

Supply and fixing 20 A, 240 V, SPN industrial type socket outlet, with 2 pole and earth, metal enclosed plug top along with 20 A "C" curve SP, MCB in sheet steel enclosure, on surface or in recess, with chained metal cover for the socket outlet and complete with connections, testing and commissioning etc as required, complete all as specified and directed.

Supply, Laying, connect, testing and commissioning of XLPE Insulated PVC bedded galvanized steel strip or wire armoured, electric power cable (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 sq mm 4.0 core confirmingto IS-7098(Part-I) laid in cable trenches etc and including compression gland, lugs as required at site complete all as specified and as directed complete all as specified and directed. Note : Excavation and earth work, sand cushioning, protective cable cover/bricks will be measured and paid separately under relevant items of this schedule.

Supply, Laying, connect, testing and commissioning of XLPE Insulated PVC bedded galvanized steel strip or wire armoured, electric power cable (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 sq mm 4.0 core confirmingto IS-7098(Part-I) laid in Duct, fixed to Wall including compression gland, lugs as required at site complete all as specified and directed.

M & L for taking down old unserviceable Package type AC plant of capacity 5.5 TR in any location at Technical Area complete with Supply air grills, Return air grills, duct, Indoor unit, Outdoor unit , copper pipe, copper cables etc., complete with all accessories and deposit to MES stor in Tech Area, CVRDE after disconnection of all electrical connections including control MCB's/MCCB's and control cables of any size complete and stacking at site control panel and incl making good to the disturbed surfaces and match with the existing surfaces by distempering/painting etc complete all as specified and directed.

Supply and fix energy efficient BEE 5 star rated direct cool refrigerator single door, electric driven operating on 230 V, 50 Hz single phase of capacity 195 Litres along with standard accessories, complete all as specified and directed.

Supply and fix energy efficient BEE 5 star rated frost free refrigerator double door, electric driven operating on 230 V, 50 Hz single phase of capacity 360 Litres along with standard accessories, complete all as specified and directed.

M&L for Wiring for circuit/submain wiring with 2 X 4.0 Sqmm FRLS PVC insulated copper conductor single core cable in surface/ recessed medium class PVC conduit along with 1 X 4.0 Sqmm FRLS PVC insulated copper conductor single core cable for loop earthing as required, complete all as specified and directed.

Supply, installation, commis-sioning of Water cooler fully stainless steel, electric driven single phase 230 V AC having approx storage and nominal cooling capacity of 40/80 Ltrs, complete all as specified and directed.

Supply and install energy efficient split type Air conditioning units indoor/outdoor complete with cordless remote control unit and with in built air ioniser and Plasma filter for better indoor air quality with minimum 5 star rating of capacity 2.0 TR, complete all as specified and directed.

Supply and install energy efficient split type Air conditioning units indoor/outdoor complete with cordless remote control unit and with in built air ioniser and Plasma filter for better indoor air quality with minimum 5 star rating of capacity 1.5 TR, complete all as specified and directed.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 V to 250 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 3.0 KVA, complete all as specified and directed.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 V to 250 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 4.0 KVA, complete all as specified and directed.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 V to 250 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 5.0 KVA, complete all as specified and directed.

Design, manufacture, supply, install, test and commissioning passenger lift of capacity 544 Kgs (8 passengers) electrically operated microprocessor based controlled fully automatic stainless steel sliding doors and car enclosure with AC variable voltage and variable frequency with close loop control for serving upto 4 floors (G+3) at speed of 1.0 M/sec complete all as specified and directed. Details of lifts are as under :- (a) Type of lift : Goods cum passenger lift (service lift). (b) Load/No of person : 544 kg/8 passengers. (c) Speed : 1 mps. (d) Power : AC, three phase, 50 Hz, 415 volt. (e) Type of control : AC variable voltage and variable frequency. (f) Machine : Permanent Magnet (PM Gearless motor (located in shaft on top of guiderails. (g) Inside size of car : 1300 mm x 1100mm x 2200mm (length x width x height). (h) Car door : Two sides with hair line finish. (j) Car enclosure: Stainless steel SS-304. (k) Landing Entrance : Sliding stainless steel on same side on different floors location. (l) Door opening: 800mm x 2000mm (width & height). (m) Counterweight : Guide rail of T section made out of steel counter weight to be on side/rear of car enclosure as per manufacturer's design.

Dismantling and taking down old lift complete with sliding doors and carriage including all associated components and stacking at site after disconnection of all electrical connections, transportation to the MES store yard complete all as specified and directed. Note:- Quoted rate is deemed to be inclusive of dismantling the old lift, loading/unloading, transporation and handing over to MES at store yard including necessary T&P required at site.

Excavating in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation etc or for shafts, wells, cesspits, manholes, pier holes, laying of cables, pipes etc not exceeding 10 sqm on plan and not exceeding 1.5m in depth and getting out for hard/dense soil complete all as specified and directed.

Returning, filling including spreading levelling watering and well ramming in layers not exceeding 25cm thickness using excavated soil complete all as specified and directed.

Removing excavated material to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point for soil complete all as specified and directed.

Material and labour for sand cushioning to the full width of trenches for protection of cables including punning down complete all as specified and directed. Note :- Punned thickness sand cushioning shall be measured and paid.

Supply and fixing burnt bricks sub class B designation 75 old size for protection of cable complete all as specified and directed.

M&L for earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level connected to galvanised earth lead 32mm x 6mm thick GI strip by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate connected to earthing test point all as specified or indicated including testing on completion complete all as specified and directed. Notes :- (a) Main earth lead beyond 7.5 metre measured and paid for separately. (b) The unit rate shall also include for earth work in hard/dense soil, PCC (1:3:6) type C1 chamber, RCC 1:2:4 type B1 cover 50mm thick reinforced with 8mm dia TMT bars @ 150mm C/C both ways, funnel with watering pipe 20mm medium grade, GI protection pipe light grade 40mm dia and wire mesh, test point, charcoal dust/breeze etc.

M&L for earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level connected to galvanised earth lead 25mm x 5mm thick GI strip by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate connected to earthing test point all as specified or indicated including testing on completion complete all as specified and directed. Notes :- (a) Main earth lead beyond 7.5 metre measured and paid for separately. (b) The unit rate shall also include for earth work in hard/dense soil, PCC (1:3:6) type C1 chamber, RCC 1:2:4 type B1 cover 50mm thick reinforced with 8mm dia TMT bars @ 150mm C/C both ways, funnel with watering pipe 20mm medium grade, GI protection pipe light grade 40mm dia and wire mesh, test point, charcoal dust/breeze etc.

M&L for 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 of fixed to poles or any other indicated situation for loop earthing etc as required 32mm x 6mm galvanised iron strip complete all as specified and directed.

M&L for 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 of fixed to poles or any other indicated situation for loop earthing etc as required 25mm x 5mm galvanised iron strip complete all as specified and directed.

SCHEDULE 'A' PART-II Comprehensive maintenance, servicing of electrically operated gearless passanger lift having capacity 8 passanges (544 Kgs) as per per IS-4665 Part I&II suitable to serve G+3 floors in Annex Building Design House CVRDE Avadi in the existing lift well with AC variable voltage &variable frequency ( VVVF Drive) with closed loop complete with all standard accessories simple automatic and mannual dual controlled operation with or without lift attended, centre opening doors with door drive (Electric motor driven mechanism), sliding stainless steel doors with hairline finish, automatic rescue device (ARD) system, full beam infrared 3D sensor in full height of door and built in announcincing system without hand set, with all accessories of lift complete all as specified & directed for first year (0 to 12 months) after expiry of defect liability period of 24 months. Note:- All spares, consumables, T&P required for maint & stationary for maintaining test report maint of lifts etc shall be deemed to be included in the quoted rates.

All as per item No. 33 here in before but for second year (13 to 24 months) after expiry of defects liability period of 24 months (i.e. for one year after completion of first year maintenance period vide item No. 33 above)

All as per item No. 33 here in before but for third year (25 to 36 months) after expiry of defects liability period of 24 months (i.e. for one year after completion of second year maintenance period vide item No. 34 above) NOTES APPLICABLE FOR SL ITEM NOs 33, 34 & 35: i) The comprehensive maintenance shall be for a period of 36 months wef satisfactory completion of defects liability period of 24 Months. ii) The contractor shall be responsible for periodical maintenance , as per manufacturers instruction for smooth running of lifts.& no any T&Ps shall be provided by department. iii) Maintenance of all maintenance record shall be responsibility of contractor & no stationary shall be provided by department. Formats of all record books shall be as decided by GE. iv) Contractor shall ensure the neat & cleanliness of all equipments & lift cabins and their premises with entire satisfaction of Engineer-in-Charge.

PREMIER ENGINEERING SYSTEMS (BID ID -3289513)