PROVN OF RING MAIN UNIT RMU IN LUCKNOW CANTT

Amount

Supply, install, testing and commissioning of 11 KV Outdoor type RMU extensible IP54 floor mounted with internal copper bus bars, consisting of fixed type Motorised Vacuum Circuit Breakers-01 Nos as incomer,fixed type Motorised Vacuum Circuit Breakers-05 Nos as outgoing along with air insulated metering module. All live parts, bus bars of RMU should be enclosed in tank to avoid multiple inter connections & sealed for life robotically for three sides and one side manual welded non magnetic / non ferrite / stainless steel tank Grade 304 of minimum 2.5 mm thick having IP 67 degree of protection filled with SF6 gas to fulfill the requirement as per IEC 60376, 60376 & 603760 B as insulation with leakage rate less than 0.1% per year tested as per IEC 62271-200. The unit shall have front cable entry for ease of installation. RMU should be complete with all accessories such as Terminal boots, VPIS, cable supports, all front cable terminations, mechanical indications ON/OFF, Manometer as per with IEC standards 62271-200, 60056, 60129, 60265, 60298, 60420, 60529 and 60694. Altitude of installation up to 1000m as per IEC 60120. The unit shall include the following with all necessary standard fitting required at site. RMU should be tested for an internal arc fault of 21kA for 1 sec as per IEC62271-200 and paint shade and thickness should be as per AIS 632 IS -5. complete all as specified and as directed. The outer enclosure shall cover the full length of the switch gear, to ensure IP55 protection for full door covering of complete switchgear (Approved MAKE: ABB/ Siemens/ Schnieder) The unit shall include the following with all necessary standard fittings as required at site and incorporating the following accessories : Contd....../-

(a) 1 Nos. Incomer & 5 nos. Outgoing : (i) 630A Vacuum Circuit Breaker module for making and breaking of fault current alongwith Earth Switch of full making capacity. (ii) Short time breaking current - 21KA/ 3 sec. Making Capacity - 52.5KA (iii) Internal Arc - 21kA/1 sec (iv) Nominal operating gas pressure - 1.3(minimum) Bar abs. (v) Power frequency withstand voltage - 28KV (vi) Impulse withstand voltage - 75KV (vii) Outdoor Enclosure - IP55 (viii) Front cover mechanism - IP2X (ix) Cable covers - 3X (xi) Cable box for front termination of the cable suitable upto 3 core 400 Sqmm, 11 KV XLPE cable (xii) Operation Counter (xiii) Self- Powered Microprocessor based Relay (3 O/C & E/F) with RS485 port and with standard settings - ADR241S (xv) Protection CT - 50-100/1A, Cl- 5P10, 2.5VA burden (xvii) Suitable site replaceable Cable bushings (xviii) Arc proof cable covers with self Interlocking mechanism between doors, earth switch, disconnector & VCB (xix) Capacitive voltage indication fixed type system (xx) Mechanical Indications for breaker ON, OFF, EARTH, TRIP, Spring Charged-Discharged. Contd....../-

(d) Capacitive voltage indication fixed type VPIS 9-15 KV (e) Necessary interlocking arrangement for safety and operations (f) One No. Operation Handle for Manual Operation (g) One No. Manometer. (h) Safety Interlocks Shall be provided as per relevant IEC/IS Standards and Manufacturers directions. (j) Above switchgear shall confirm to all relevant IEC/IS Standards. (l) Operation and instruction mannual with drawings - 01 Set. (m) All cable bushing should be replaceable type. (n) Module should be accommodated as per manufacture's design. (o) RMU cable box shall be front accessible type to have easy access to protection and metering CTs. (p) Connection between cable riser panel & coupler VCB shall be cable connected using touch proof kits and same shall be done by OEM only as per their recommended guidelines Vacuum Interrupter should be of same make. Cable box should be arc proof with bolted door and interlocked with respective earthing switches. Doors should be removable for the ease access to terminate cables. Contd........./-

Supplying, installation, testing & commissioning of 11 KV, 630 Amps, 21kA for 1 sec non extensible IP55 manual Outdoor type SF6 gas insulated 630 Amp Copper busbar RMU extensible comprising of 2 Load Break switch & 1 outgoing VCB as details below. The LBS/VCB shall be enclosed in robotically welded minimum 2.5 mm thick non magnetic, non ferrite Stainless Steel tank filled with SF6 with IP class IP67 , leak rate less than 0.1% and tested for internal arc fault of 21kA upto 01-second as per latest IEC 62271-200. The unit shall have front cable entry for ease of installation. VCB should preferably have 2000 operations via mechanically latched push buttons to meet frequent operating requirements. The unit shall include the following with all necessary standard fitting required at site:- Make : ABB, Schneider, Siemens Contd....../-

Load break switch module - 2 Nos. Manually operated 12 KV, 630A Load Break switch and Earthing Switch with making capacity “Live Cable” LED Indicators through Capacitor Voltage Dividers mounted on the bushings Earth fault passage indicator one per LBS Mechanical ON/OFF/EARTH Indication Cable boxes suitable for 1x3Cx300 sq mm XLPE Cable with right angle Cable Termination Protectors, situated towards side of RMU Cable Door should be arc proof and interlocked with respective Earthing Switches. For safety of operator it should not be possible to open the cable Door unless the earth Switch is ON Contd..../-

Vacuum circuit Breaker module - 01 No. (b) Vacuum Circuit Breaker Module 2 nos. Outgoing : (i) 630A Vacuum Circuit Breaker module for making and breaking of fault current alongwith Earth Switch of full making capacity. (ii) Short time breaking current - 21KA/ 3 sec. Making Capacity - 52.5KA (iii) Internal Arc - 21kA/1 sec (iv) Nominal operating gas pressure - 1.3(minimum) Bar abs. (v) Power frequency withstand voltage - 28KV (vi) Impulse withstand voltage - 75KV (vii) Outdoor Enclosure - IP55 (viii) Front cover mechanism - IP2X (ix) Cable covers - 3X (x) Stored Energy mechanism for Motor operation- 24VDC (xi) Cable box for front termination of the cable suitable upto 3 core 400 Sqmm, 11 KV XLPE cable (xii) Operation Counter (xiii) Self- Powered Microprocessor based Relay (3 O/C & E/F) with RS485 port and with standard settings - ADR241S Contd...../-

(xiv) Protection CT - 50-100/1A, Cl- 5P10, 2.5VA burden (not applicable for Bus Coupler VCB) (xv) Suitable site replaceable Cable bushings (xvi) Arc proof cable covers with self Interlocking mechanism between doors, earth switch, disconnector & VCB (xvii) Capacitive voltage indication fixed type system (xviii) Mechanical Indications for breaker ON, OFF, EARTH, TRIP, Spring Charged-Discharged Vacuum Interrupter should be of same make. Cable box should be arc proof with bolted door and interlocked with respective earthing switches. Doors should be removable for the ease access to terminate cables.

Supplying, installation, testing & commissioning of 11 KV, 630 Amps, 20kA extensible IP55 Outdoor type SF6 gas insulated 630 Amp Copper busbar RMU extensible comprising of 1 Load Break switch & 3 outgoing VCB as details below. The LBS/VCB shall be enclosed in robotically welded minimum 2.5 mm thick non magnetic, non ferrite Stainless Steel tank filled with SF6 with IP class IP67 , leak rate less than 0.1% and tested for internal arc fault of 20kA upto 01-second as per latest IEC 62271-200. The unit shall have front/side/rear cable entry for ease of installation. VCB should preferably have 2000 operations via mechanically latched push buttons to meet frequent operating requirements. The unit shall include the following with all necessary standard fitting required at site:- Make : ABB, Schneider, Siemens Contd...../-

Load break switch module - 1 Nos. Manually operated 12 KV, 630A Load Break switch and Earthing Switch with making capacity “Live Cable” LED Indicators through Capacitor Voltage Dividers mounted on the bushings Earth fault passage indicator one per LBS Mechanical ON/OFF/EARTH Indication Cable boxes suitable for 1x3Cx300 sq mm XLPE Cable with right angle Cable Termination Protectors, situated towards side of RMU Cable Door should be arc proof and interlocked with respective Earthing Switches. For safety of operator it should not be possible to open the cable Door unless the earth Switch is ON Contd........./-

Vacuum circuit Breaker module - 03 No. (b) Vacuum Circuit Breaker Module 3 nos. Outgoing : (i) 630A Vacuum Circuit Breaker module for making and breaking of fault current alongwith Earth Switch of full making capacity. (ii) Short time breaking current - 21KA/ 3 sec. Making Capacity - 52.5KA (iii) Internal Arc - 21kA/1 sec (iv) Nominal operating gas pressure - 1.3(minimum) Bar abs. (v) Power frequency withstand voltage - 28KV (vi) Impulse withstand voltage - 75KV (vii) Outdoor Enclosure - IP55 (viii) Front cover mechanism - IP2X (ix) Cable covers - 3X (x) Stored Energy mechanism for Motor operation- 24VDC (xi) Cable box for front termination of the cable suitable upto 3 core 400 Sqmm, 11 KV XLPE cable (xii) Operation Counter (xiii) Self- Powered Microprocessor based Relay (3 O/C & E/F) with RS485 port and with standard settings - ADR241S Contd...../-

(xiv) Protection CT - 50-100/1A, Cl- 5P10, 2.5VA burden (not applicable for Bus Coupler VCB) (xv) Suitable site replaceable Cable bushings (xvi) Arc proof cable covers with self Interlocking mechanism between doors, earth switch, disconnector & VCB (xvii) Capacitive voltage indication fixed type system (xviii) Mechanical Indications for breaker ON, OFF, EARTH, TRIP, Spring Charged-Discharged Vacuum Interrupter should be of same make. Cable box should be arc proof with bolted door and interlocked with respective earthing switches. Doors should be removable for the ease access to terminate cables.

Supply,laying,jointing,testing and commissioning HT under ground electric power cable crossed linked polyethylene (XLPE) insulated screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 11000 volts grade suitable for earth system of 3 core 95 sqmm cross sectional area , ISI marked as per IS 7088 Part-2, laid in trnenches/laid under floor/laid in ducts or fixed on poles etc complete all as specified and directed. Note- excavation/boring of road/pipe shall be measured and paid seperatly under approriate items.

Supply,laying,jointing,testing and commissioning HT under ground electric power cable crossed linked polyethylene (XLPE) insulated screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 11000 volts grade suitable for earth system of 3 core 120 sqmm cross sectional area , ISI marked as per IS 7088 Part-2, laid in trnenches/laid under floor/laid in ducts or fixed on poles etc complete all as specified and directed. Note- excavation/boring of road/pipe shall be measured and paid seperatly under approriate items.

Cable joint kit for 11 KV (earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories sutable for XLPE armoured aluminium conductor cable of size 50-95 sqmm etc complete all as specified and directed.

Cable joint kit for 11 KV (earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories sutable for XLPE armoured aluminium conductor cable of size 120-185 sqmm etc complete all as specified and directed.

Cable joint kit for 11 KV (earthed) grade cable for end termination indoor cold shrink type joint complete with jointing material and accessories suitable XLPE armoured aluminium conductor cable of size 50-95 sqmm complete all as specified and directed.

Cable joint kit for 11 KV (earthed) grade cable for end termination indoor cold shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 120-185 sqmm complete all as specified and directed.

S&F cable route markers made out of PCC block (1:3:6) type C-1 using 20 mm graded stone aggregate size (bottom 400mmx 100 mm thick )+Top-300x100mm thick+height-1200mm(60 cm burried in ground with ` DANGER/11 KV UG cable MES' embossed on route marker including excavation and earth work and painting the yellow colour above the ground and write the black colour complete all as specifiedand directed.

M&L for boring of holes under road, pavement, hard standing by using trenchlles technology (ultra sound technique) including laying of HT cable and pipe with HDPE pipe 160 mm bore pressure 6kgf/Sqcm etc complete all as specified and directed. Note : if any damages to existing services such as OFC/gas pipe line/electric cable etc shall be repaired immideatelly by the contactor. Rate quoted above deemed to be included.

Excavation in trenches not exceeding 1.5 wide and not exceeding 1.5 m in depth for laying of cables, pipes and getting out incl trimming the sides and forming bottom surfaces to required levels in soft/loose soil complete all as specified and directed and making good disturbed surfaces.

Returning,filling in, including spreading, levelling and well ramming in layers not exceeding 25 cm thick in soft/loose soil complete all as specified and directed.

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

M&L for river sand washed and screened dry for cushioning to under ground cable in trenches below and around under ground cable incl spreading and levelling complete as specified and directed. Note- Punned down thickness will be measured for payment.

M&L unreinforced pre cast concrete cable cover comply with IS 5820:1970 and shall be of grade not lower than M20 HVP type -I with peak size 300x180x40mm laid dry in trenches for the protection of underground cable complete all as specified and directed.

Supplying and laying 150mm dia GI tubing light grade ISI makred conforming to IS for encasing HT cables for mechanical protection, laid under plinths/floors/roads/paths /culverts or fixed on walls or concealed in walls or along the steel poles by means of M.S.F.I clamps of size 50x6mm with necessary bolts nuts and wasers etc complete all as specified and directed.

M&L for earthing with galvanized steel earth plate electrode 600mm x 600mm x 6mm buried directly in ground (earth pit not less than 2.25 metre deep below ground level) vertically, with top edge of the plate not less than 1.50 mtr below normal ground level, connected to galvanized iron wire 32x6mm dia by means of nuts, bolts, washers of GI steel all as shown on electrical plate No 3 of MES Schedule Part I connected to earthing test point and testing on completion with and including necessary excavation and earth work, earth electrode, earthing lead from electrode to equipment/substation, adequate quantity of charcoal dust and common salt, test point, PCC (1:3:6) type C-1 (using 20mm graded black trap/granite/Basalt stone aggregate) for earth pit with 40 x 40 x 6mm mild steel angle iron frame for cover, pre cast RCC (1:2:4) type B-1 (using 20mm graded black trap/granite/Basalt stone aggregate) 40mm thick cover, reinforced with 6mm dia bars 3 Nos both way with 12mm dia round bar handle, GI light grade watering pipe 20 mm dia with funnel and wire mesh, and 50 mm dia GI light grade earth lead protection pipe, complete all as specified and directed. Contd...../-

Note : (i) Main earthing lead from earth plate electrode to test point upto length of 7.50 mtr shall deem to be included in the unit rate quoted by the tenderer against this item. (ii) GI protection pipe and earthing strip beyond 7.5 mtr long shall be measured and paid seperatly. (iii) Test result should be less than 1 ohms or satisfaction of user. (iv) Material in earthing pin should not less than 60 Kg coal and 100 Kg Salt.

Supply & fix GI strip of size 32x6mm burried in ground/floor fixed along poles etc for additional earth lead beyond 7.5m if required at site complete all as specified and directed.

Dismantling and setting aside for re-use within 50 mtr radius steel tubular 4/2/1 pole structure with PCC and cross arms,nut,bolt,washer etc as directed at site.

LUMOS INFRA PVT LTD

BHARAT ELECTRICAL TRADERS

KB PROJECTS

POONAM ELECTRIC INDUSTRY

M/s Ram Singh Agarwal

M/s VINOD KUMAR SHARMA

AMIT ASSOCIATES

Vijay Electricals

M/s J P Traders