Madras University - HT line

Amount

Six panel HT VCB:- Design, manufacturing supply, erection, testing, commissioning and handling over of 11KV 25 KA HT Six panel Vacuum Circuit Breaker Switch Board Comprising one number 800A 500MVA VCB as incoming and 5Nos. 630A 350MVA VCB as outgoing panels for indoor installation each panelcomprising. 1) Draw out type 11KV 500MVA 630A Horizontal Draw out/ Horizontal Isolation Vacuum Circuit Breaker operated with Spring charged mechanism. Anti Pumping Device,110V DC shunt Trip and closing Coils (DC source of supply to be derived from a Power Pack suitable for 3 Tripping and Two closing operation counter, 4 NO + 4NC spare Aux. contact for customer use, Automatic safety shutter, Mechanical Close / Trip knob, Mechanical ON/OFF indication, Operating Handle, 110V AC - 110V DC Power Pack etc. (Incoming 1 No. Outgoing 5Nos.) 2) 11KV /Root 3/110V/Root 3 - Three Phase, 3 Limb 200V A Class 1 Resin Cast Draw Out type Potential transformers complete with HT and LT HRC fuses. (Incoming - 1 No.)

8) Phase Indicating Lamps R,Y and B (Incoming 3 Nos) 9) Control Wiring 10) 800Amps Aluminium Bus Bar PVC sleeved and required panel copper Earthing. 11) Control Switch TNC (Incoming 1 No. Outgoing 3 No.) 12) Trip Circuit Healthy Push Button (Incoming 1 No. Outgoing 3 No. 13) Common for Switch gear, MCB's for AC DC Control, Heater ON/OFF Switch with space Heater and thermostat single phase switch socket, cubicle illumination lamp, Disconnecting type terminal Block etc. 14) MS sheet enclosure for Indoor Installation Powder Coated with paint shade siemens Grey, paint finish Provision through Bottom entry to receive Incoming and Out going cable excluding cable glands and cable termination kit. (Make : system control / Megawin /Voltech / Sriwin /or Equivalent (DATA-1)

Supply and clamping at 11KV 3 core 300 sq.mm XLPE UG cable on wall with M.S. special clamps (DATA-2) (RMG to 6 Panel HT VCB)

Supply and providing cable end termination suitable for 11KV 3 core 300 sq.mm XLPE HTUG cable with necessary indoor type heat / cold shinkable joint kit and accessories (Make:RayChem/M.Seal.( RMG-1No, and 6 panel HTVCB-1No) ( DATA-3)

Renewal of Design, Supply, erection, testing and commissioning of 1600A draw out type floor mounted MV cubical panel board bus bar chamber dust and vermin proof and accommodating the following d sine with Thermal Magnetic Release MCCB’s and 2 Nos. ACB as Incomer units with the following items of work complete to satisfy the latest IE rules and CEIG guidelines. Supply and fixing of suitable bus bar chamber made up of 16SWG MS sheet steel(1.6mm) with 4Nos.2Runs 2” X 1/2” tinned copper bus bar for 3 phases and neutral (2x 50mm x 12mm) and 2 Nos. of ear thing bus of size 1” X 1/8 tinned copper bus(25mm x 3mm) unsuitable bus bar insulator(Epoxy insulator) with maximum creep age distance and supported on MS Base channel frame work of size 4”X 2”X ¼”–1Set

Incoming1)Supply and fixing of 2 Nos. 800A basic rating 4 pole 433V LT ACB confirming to IS 13947–2 IEC 60947–2 with suitable capacity and breaking capacity of 690V AC with all accessories for standard horizontal manual draw out type ACB equipped with auxiliary contacts and all accessories for closing and opening operation with Micro processor Based SR 18 G relay, over current trip device adjustable to LTD, STD andrelease for over current protection UV release with time delay, EF release short circuit protection, Mains CTs for 3 phases lockout,

features, separate mold base for each pole for easy maintenance all relevant protection safety accessories as per CEIG, IE rules in force with inter connection and terminations as required in specification. Bus Coupler:- Supply and fixing of 1 No 1600A basic rating 4 pole 433 VLT ACB to IS-1394721EC60947-2 600VAC with all accessories for standard horizontal type ACB equipped withMicroprocessor based SR18G(w/o protection). Outgoing 1) Supply and fixing of 400A TPN MCCB-4Nos 2) Supply and fixing of 630A TPN MCCB-2Nos 3) Supply and fixing of 250A TPN MCCB-8 Nos Inter connecting the all LT ACB’s and MCCB’s to bus bar with suitable insulated tinned copper flats and painting/PVC sleeve color coding of phases and neutral indication. Double Earth connection of the MCCB’s and ACB’s to earth bus using suitable tinned copper flats by 2 runs of 1” manual draw out type ACB equipped with auxiliary contacts and all accessories for closing and opening operation with Micro processor Based SR 18 G relay, over current trip device adjustable to LTD, STD andrelease for over current protection UV release with time delay, EF release short circuit protection, Mains CTs for 3 phases lockout,

X 1/8” Supply and fixing of LED lamp arrangements with toggle switches to the control to each phases and with rigid connection in suitable separate compartments within the cubicle by CEIG rules with , 2 sets, of supply and fixing Electronic Trivector EC,300N class 0.5 flush mounting L&T or equivalent make–ModelER300N. Supply and fixing of danger board with Siemens grey powder coating with super scribing the names of places to which supply is fed feeder sizes of cables direction of cables etc. Erection of panel board complete with suitable foundation bolts and nuts including suitable M.S Channel, concreting ,testing andcommissioning (DATA-4) (L&T,C&S,SIEMENS,ABB)

Supply and clarnping of 3 Runs 3 ½ x400 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps. (SD-210) Rs.2268 x3Runs=6804 (@Existing Sub Station-45 Mtrs & Auditorium Sub station-50Mtrs)

Supply and fixing of brass cable gland for 3 ½ x400 sq.mm PVC LTUG armoured cable with earth connection (SD-174)

Supply and providing cable end termination of 3 ½ x400 sqmm PVC LTUG Aluminium armoured cable withnecessary aluminium cable sockets by crimping etc. with electrical connection complete (DATA-5 )

Supply and laying of 11KV 3 Core 240 Sqmm XLPE UG cable in a trench to be excavated at a depth of 1.0 mtr. Putting 0.15 mtr. Layers of sand covering the HTUG cable completely with cement concrete RCC cable turf and refilling the earth to make good (From Sub station 6 panel HT VCB to Auditorium 4 panel HT VCB). ( DATA-6)

Supply and clamping at 11KV 3 core 240 sq.mm XLPE UG cable on wall with M.S. special clamps (DATA-7)

Supply and providing cable end termination suitable for 11KV 3 core 240 sq.mm XLPE HTUG cable with necessary indoor type heat / cold shinkable joint kit and accessories (Make:RayChem/M.Seal.( 6 Panel-1No, 4 Panel HT VCB-2 No) ( DATA-8)

Four panel HT VCB:- Design, manufacturing supply, erection, testing, commissioning and handling over of 11KV 25 KA HT Four panel Vacuum Circuit Breaker Switch Board Comprising one number630A 350MVA VCB as incoming and 3Nos. 630A 350MVA VCB as outgoing panels for indoor installation each panelcomprising. 1) Draw out type 11KV 350MVA 630A Horizontal Draw out/ Horizontal Isolation Vacuum Circuit Breaker operated with Spring charged mechanism. Anti Pumping Device,110V DC shunt Trip and closing Coils (DC source of supply to be derived from a Power Pack suitable for 3 Tripping and Two closing operation counter, 4 NO + 4NC spare Aux. contact for customer use, Automatic safety shutter, Mechanical Close / Trip knob, Mechanical ON/OFF indication, Operating Handle, 110V AC - 110V DC Power Pack etc. (Incoming 1 No. Outgoing 3Nos.) 2) 11KV /Root 3/110V/Root 3 - Three Phase, 3 Limb 200V A Class 1 Resin Cast Draw Out type Potential transformers complete with HT and LT HRC fuses. (Incoming - 1 No.)

8) Phase Indicating Lamps R,Y and B (Incoming 3 Nos) 9) Control Wiring 10) 800Amps Aluminium Bus Bar PVC sleeved and required panel copper Earthing. 11) Control Switch TNC (Incoming 1 No. Outgoing 3 No.) 12) Trip Circuit Healthy Push Button (Incoming 1 No. Outgoing 3 No.) 13) Common for Switch gear, MCB's for AC DC Control, Heater ON/OFF Switch with space Heater and thermostat single phase switch socket, cubicle illumination lamp, Disconnecting type terminal Block etc. 14) MS sheet enclosure for Indoor Installation Powder Coated with paint shade siemens Grey, paint finish Provision through Bottom entry to receive Incoming and Out going cable excluding cable glands and cable termination kit. (Make : system control / Megawin / Voltech / ABB/ Sriwin /or Equivalent (DATA-9)

Renewal by Supply, Erection, testing and commissioning of 11KV 25 KA 800Amps 4 Panel HT INDOOR RING MAIN GEAR Switch board suitable for Indoor installation comprising Three incomer panels with Air Break/ load Breaks switches and one outgoing panel with Vacuum Circuit Breaker complete as per TANGEDCO specification with Mechanical inter lock between incomers. 1. Supply and Erection of Draw out type 11KV 25KA 800Amps Horizontal draw out / Horizontal Isolation VACCUM CIRCUIT BREAKER filled with motor(230V AC) operated spring charged Mechanism, with ON and OFF mechanicalIndicator Anti Pumping Device, 110V DC Shunt Trip and Closing Coils (DC source of supply to be derived from a power pack suitable for three Tripping and two closing operations incorporated on Incoming panel only) Mechanical Operation counter, 4NO + NC Spare Aux. Contact with contact multiplication Contactor for customer use. Automatic safety shutter, Mechanical close/Trip Knob, Mechanical ON/OFF Indication, Operating Handle, 230V AC to 110V DC Power pack operating Handle etc.-1No mechanism , 2 NO+ 2NC Aux. Contact operating handle etc.-1No.

Supply and clamping at 11KV 3 core 185 sq.mm XLPE UG cable on wall with M.S. special clamps .(From 3Panel HT VCB to Auditorium 500kvaTransformer 1&2 incoming). ( DATA-10)

Supply and providing cable end termination suitable for 11KV 3 core 185 sq.mm XLPE HTUG cable with necessary indoor type heat / cold shrinkable joint kit and accessories (Make : RayChem./ M-Seal) (4panel HT VCB-2 Nos.& Tr. 1&2 – 2Nos ) ( DATA-11)

Supply, Erection, Testing and Commissioning of 500KVA 11KV/433V off load tap changing copper wound Indoor type distribution transformer confirming to relevant IS and fitted with the following. 1.Conservator with shutoff valves 2.Conservator drain plug 3.Silicagel dehydrating breather 4.Bottom channel 5. Thermometer pocket 6.Oil drain valve at bottom 7.Oil level gauge-plain 8.Air release plug 9. Detachable Radiators with shut-off valves 10. Marshalling box for both OTI with capillary. 11.Lifting lugs-4Nos 12.Earthing Terminal-2Nos 13.Rating and terminal marking diagram plate 14.Rollers plain/flanged/unI /bidirectional4Nos 15.Explosion vent with diaphragm 16.Top filter valve 17.Off circuit tap switch with locking deviceSpecial accessories 1.Oil Temperature indicator:-Vapors pressure type-Rigid stems type or with capillary tubing/MRP/RSD A/Contacts 2. winding Temperature indicator:- Dial Type Thermometer with MRP/RSD A/T contacts 3.Neutral CT The transformer should be supplied with first filling of oil Terminal arrangement:- HV-and LV-Cable box(Energy Efficient Transformer as per IS 1180 Level 2 Star Rating - Make:Wilson power (WPDT/Rowson / SPS / IPL / VMC) (DATA-12 )

Renewal of Design, Supply, erection, testing and commissioning of 1600A draw out type floor mounted MV cubical panel board bus bar chamber dust and vermin proof and accommodating the following d sine with Thermal Magnetic Release MCCB’s and 2 Nos. ACB as Incomer units with the following items of work complete to satisfy the latest IE rules and CEIG guidelines. Supply and fixing of suitable bus bar chamber made up of 16SWG MS sheet steel(1.6mm) with 4Nos.2Runs 2” X 1/2” tinned copper bus bar for 3 phases and neutral (2x 50mm x 12mm) and 2 Nos. of ear thing bus of size 1” X 1/8 tinned copper bus(25mm x 3mm) unsuitable bus bar insulator(Epoxy insulator) with maximum creep age distance and supported on MS Base channel frame work of size 4”X 2”X ¼”–1Set Incoming1)Supply and fixing of 2 Nos. 800A basic rating 4 pole 433V LT ACB confirming to IS 13947–2 IEC 60947–2 with suitable capacity and breaking capacity of 690V AC with all accessories for standard horizontal manual draw out type ACB equipped with auxiliary contacts and all accessories for closing and opening operation with Micro processor Based SR 18 G relay, over current trip device adjustable to LTD, STD andrelease for over current protection UV release with time delay, EF release short circuit protection, Mains CTs for 3 phases lockout, features, separate mold base for each pole for easy maintenance all relevant protection safety accessories as per CEIG, IE rules in force with inter connection and terminations as required in specification.

Bus Coupler:- Supply and fixing of 1 No 1600A basic rating 4 pole 433 VLT ACB to IS-1394721EC60947-2 600VAC with all accessories for standard horizontal type ACB equipped withMicroprocessor based SR18G(w/o protection). Outgoing 1) Supply and fixing of 400A TPN MCCB-4Nos 2) Supply and fixing of 630A TPN MCCB-2Nos 3) Supply and fixing of 250A TPN MCCB-4 Nos 4) Supply and fixing of 125A TPN MCCB-6 Nos Inter connecting the all LT ACB’s and MCCB’s to bus bar with suitable insulated tinned copper flats and painting/PVC sleeve color coding of phases and neutral indication. Double Earth connection of the MCCB’s and ACB’s to earth bus using suitable tinned copper flats by 2 runs of 1” X 1/8” Supply and fixing of LED lamp arrangements with toggle switches to the control to each phases and with rigid connection in suitable separate compartments within the cubicle by CEIG rules with , 2 sets, of supply and fixing Electronic Trivector EC,300N class 0.5 flush mounting L&T or equivalent make–ModelER300N. Supply and fixing of danger board with Siemens grey powder coating with super scribing the names of places to which supply is fed feeder sizes of cables direction of cables etc. Erection of panel board complete with suitable foundation bolts and nuts including suitable M.S Channel, concreting ,testing andcommissioning (DATA-13 ) (L&T,C&S,SIEMENS,ABB)

Supply and erection of 200 KVAR 415/440Volts 50Hz 3 Ph automatic power factor correction panel, 12 stage, (at 0.95 lag), made up of powder coated, 14/16 SWG CRCA sheet steel enclosure with 1 1/2" x 1 1 1/2" x 1/2" AI Frame work with RCC concreting foundation and bolted to masonry pedestal with 800A TPN MCCB as incoming (L&T/Siemens/C&S) with Delta Connected capacitors (BCH/EPCOS) MOO Type operating in multiple stage with 3 current and Voltage Transducers (CVT) at the phases simultaneously to activate the desired power factor switching time between steps 120 seconds, switching off time in case of fault 3 seconds with a LCD display to show the following Parameters. a. Vr – R phase Line Voltage b. Vy – Y phase Line Voltage c. Vb – B phase Line Voltage d. Ir – R phase Line current e. Iy – Y phase line current f. Ib – B phase Line Current g. KW – Present Kilo Watts h. RKVA – Present KVAR Demand i. KVA – Present KVA j. PF – Present Power Factor k. Number of Capacitor bank ON/OFF l. Provision to indicate the imbalanced load m.Provision to indicate the change in phase Sequence n. The APFC Panel Should also have built in protection for current imbalance.

For high Voltage/Low Voltage cut off, single phase Preventer, provision for inductor coil to cater the in-rush currents, line surges, Current Limiters, Current Sensor, etc., with connection complete and as per the relevant IE Rules. Eight Stages of Automatic Power Factor control panel with necessary connection. Make. (Matrix /L&T /or equivalent (DATA-14)

Earthling as per ISI specification with an earth electrode of 2.1m class ‘B’ GI pipe ofdia not less than 40mm, with copper earth plate of size 125mm X 50mm X 6mm withnecessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry.(SD-211)

Supply and providing of maintenance free earthling electrode dual pipe flat technology model maintenance free earth 502 consist of 2mtr long 47mm dia outer pipe with 3.2mm thick 25mm dia inner pipe 2.6mm thick terminal flat of 30x10/12 x 12mm, the entire construction processed with hot tip galvanizing, outer surface up to100 microns all inner annular space filled with highly conductive and non-corrosive nature crystalline material along with electrode moisture booster compound of 1x25 kg bags will be supplied to fill surround the pipe at the time of installation. (Moisure retention, conduction and non-corrosive nature (Galaxy /Ashlok or equivalent) for Auditorium 500KVA Tr 1&2 Neutral earth=5Nos, Lightning arrestor- 4 nos (DATA-15 )

Supply and run of 25mm x6mm( 1” X 1/4”) copper flat with porcelain insulator with screws on wall/floor for earth connection .(SD-77)

Supply and run of 25mm x3mm( 1” X 1/ 8”) copper flat with porcelain insulator with screws on wall/floor for earth connection .(SD-76)

SUB-STATION EQUIPMENTS:- Supply and Erecting of safety accessories.SR.XIII PART “M” 8 Item (a) to (i)

Supply, fixing, testing and commissioning of AC Chargeable emergency lamp 2 x 11W PL lamp with all connected accessories(SR -M-1975)

Supply and installation of 2m x 1m thick Rubber Mat with ISI suitable for 11KV installation confirming to IS (5Nos=1set)

Supply and Providing approved make First aid box complete with all first aid medicines

Supply and providing shock treatment chart fixed in glass frame (Tamil and English)

Supply and fixing of the 4nos fire buckets stand suitable for 4 nos fire buckets made out of 40 x 40 x6mm MS angle

Supply of hand gloves 11 KV grade

Supply and installation of Danger Board as required by the electrical authorities

Supply and erection of Fire extinguisher Co2, 4.5 Kg confirming to TAC norms

Earth Discharge Rod

Supply and fixing of 250A 4Pole MCCB with enclosure with one set of spreader terminals and Operating handle with necessary cable top up box,including 25mm x6mm copper flat interconnection between the Raising main bus-bar to 250A 4P MCCB terminal complete earth connection etc (DATA-16)

Supply, erection ,testing and commissioning of 5 KVA UPS with 2 hour backk system for the following configuration 1) True ON LINE –UPS SYSTEMS with Pulse width modulation(PWM) Technology using IGBT Inverter 2) INPUT VOLTAGE RANGE : 170V-270V 3)OUTPUT VOLTAGE : 230V ± 1% 4)DC Volt:120V 5)INPUT FREQUENCY : 50Hz ± 5% 6)Out put Frequency: 50Hz ± 2% 7) Out put Waveform:Pure Sine Wave 8) LOAD POWER FACTOR : 0.8 to Unity 9)HarmonicDistoration: Less than 5% 10)Over Load: : 125% for 10Minutes 11)Inverter Operation : PWM-IGBT 12)Invertor Efficience : Better Than 90% 13)OPERATING TEMPERATURE : 0 to 50 Degrees centigrade’s on Full Load 14)Digital Panel Meter : To Read output A/C Volts,Output D/C Volts Frequency 15)By pass : Manual 16)PROTECTION (INBUILT) a. Output Under Voltage b. Output Over Voltage c. Output Overload d. Output Short Circuit e. HRC Fuses, Output & Battery f. Battery Low trip g. Battery Charging Current Limit.

17)INDICATIONS : 1). Mains On, 2). Inverter On, 3). Load on U.P.S. 4). Battery Low 5).Over load 6).Inverter Trip. (MR) @ Sub station-1 No, Auditorium SS-1no

AC PANEL Design, Supply, erection, testing and commissioning of 630A MCCB floor mounted MV cubical panel board bus bar chamber dust and vermin proof and accommodating the following d sine with Thermal Magnetic Release MCCB’s and 1 No. 630A 4PoleMCCB Changeover as Incomer units with the following items of work complete to satisfy the latest IE rules and CEIG guidelines. Supply and fixing of suitable bus bar chamber made up of 16SWG MS sheet steel(1.6mm) with 4Nos. 2” X 1/2” tinned copper bus bar for 3 phases and neutral ( 40mm x 12mm) and 2 Nos. of ear thing bus of size 1” X 1/8 tinned copper bus(25mm x 3mm) unsuitable bus bar insulator(Epoxy insulator) with maximum creep age distance and supported on MS Base channel frame work of size 4”X 2”X ¼”–1Set Incoming: 1)S&F of 630A 4 pole Change over MCCB-1No Outgoing : 1) S&F of 400A 3P MCCB-2 Nos 2) S&F of 250A 3P MCCB-2 No 3) S&F of 125A 3P MCCB-2 No Inter connecting the all LT ACB’s and MCCB’s to bus bar with suitable insulated tinned copper flats and painting/PVC sleeve color coding of phases and neutral indication. Double Earth connection of the MCCB’s and ACB’s to earth bus using suitable tinned copper flats by 2 runs of 1” X 1/8” Supply and fixing of LED lamp arrangements with toggle switches to the control to each phases and with rigid connection in suitable separate compartments within the cubicle by CEIG rules with , 1 set, of supply and fixing Electronic Multifunctional flush mounting L&T or equivalent make–

Supply and fixing of danger board with Siemens grey powder coating with super scribing the names of places to which supply is fed feeder sizes of cables direction of cables etc. Erection of panel board complete with suitable foundation bolts and nuts including suitable M.S Channel, concreting ,testing and commissioning (L&T,C&S,SIEMENS,ABB)@ AC Unit Chillar plant Left &Right wing panel)(DATA-17 )

Preparation of site plan physical layout electrical schematic diagram in 5 sets , getting drawing approval from CEIG preparation of completion report, rectification report and arranging CEIG inspection and obtaining CEIG safety certificate preparation of 2 sets of approved drawing and a copy of safety certificate in a neat frame work to be fixed in HT/Generator room and payment of CEIG inspection fees (Qtn Enclosed)

Supply and laying of 2 Runs 3 ½ x185 sqmm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 Mtr Putting 0.15mt layer of sand and covering the three sides of the cable with bricks and refilling the earth to make good. (SD-189 Rs.1378 x2=2756)

Supply and laying of 2Runs 3 ½ x240 sqmm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 Mtr Putting 0.15mt layer of sand and covering the three sides of the cable with bricks and refilling the earth to make good. (SD-190)

Supply and laying of 3 ½ x35 sqmm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 Mtr Putting 0.15mt layer of sand and covering the three sides of the cable with bricks and refilling the earth to make good. (SD-183)

Supply and laying of 3½X50sqmm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 Mtr Putting 0.15mt layer of sand and covering the three sides of the cable with bricks and refilling the earth to make good. For Street light outdoor pillar. (SD-184)

Supply and fixing of brass cable gland for 3 ½ x185 sq.mm PVC LTUG armoured cable with earth connection (SD-171)

Supply and providing cable end termination of 3 ½ x185 sqmm PVC LTUG Aluminium armoured cable withnecessary aluminium cable sockets by crimping etc. with electrical connection complete (SD-220)

Supply and fixing of brass cable gland for 3 ½ x240 sq.mm PVC LTUG armoured cable with earth connection (SD-172)

Supply and providing cable end termination of 3 ½ x240 sqmm PVC LTUG Aluminium armoured cable withnecessary aluminium cable sockets by crimping etc. with electrical connection complete (DATA- 18)

Supply and fixing of brass cable gland for 3 ½ x50 sq.mm PVC LTUG armoured cable with earth connection (SD-166)

Supply and providing cable end termination of 3 ½ x50 sqmm PVC LTUG Aluminium armoured cable withnecessary aluminium cable sockets by crimping etc. with electrical connection complete (SD-215)

Supply and fixing of brass cable gland for 3 ½ x35 sq.mm PVC LTUG armoured cable with earth connection (SD-165)

Supply and providing cable end termination of 3 ½ x35 sqmm PVC LTUG Aluminium armoured cable withnecessary aluminium cable sockets by crimping etc. with electrical connection complete (SD-214)

Aluminium alloy Solid Round Conductor with 8mm dia of material AlMgSi as per IEC 62561-2 with Conductor Holder, glue, connectors, joints etc.Air termination rod 16/ 10 mm( Lightning rod)

25mm X 6mm GI strip

Lightning counter - LCD display and battery

S.S test joint

Maintenance Free earthing with Copper rod of 17.2 mm dia and 3m length

Supply and fixing of 70Sqmm Copper Cable running along with column and fixed with suitable clamp with all accessories. (Make Havells Cable)

SRI GURU RAGHAVENDRA ELECTRICALS (BID ID -1216400)

U.S. ELECTRICALS (BID ID -1216040)