annual maintenance and supply of spares for leakage alarm system in srivari potu, new boondi potu, annadanam and lpg plant at tirumala for the year 2020-21.

supply, testing and commissioning of fence energizer with alarm system.

supply of elecric bells and accessories.

tender for portable oxygen gas concentration detector with digital display for o2. 40 hours or more ofcontinuous operation with a single aaa battery, compact and lightweight approx.130g. sounding alarm, threeflashing lights and vibrations,alarm sound more than 95db/ 30cm. ingress protection ip67 water & dust proof.can be used outdoors on a rainy day intrinsically safe (ex ia ii ct3 & atex) sensor life of atleast 2 years withgovt. approved certification .

supply of call bell.

annual maintenance contract (comprehensive) for burglar alarm system.

procurement of eto leakage detector alarm

supply of personal emergency safety alarms.

provn of ancillaries at kandrori and chakki under ge (south) pathankot-supply , install , testing and commissioning of air cooled split unit air conditioner (hi wall split units ) electric driven suitable for operation on single phase, 230 v ac 50 hz supply, indoor/ outdoor complete with cordless remote control unit and with in built heating and cooling arrangement and digital inverter twin rotary type compressor of capacity 1.5 tr bee 3 star rated with ozone free refrigerant gas including provision of appropriate size and thickness of copper tubing with suitable insulation from indoor to outdoor units and outdoor to indoor all as specified and directed including voltage stablizer of capacity 4 kva. note: the rate quoted deemed to be inclusive of indoor unit, outdoor unit with stands, copper piping, control wiring from indoor to outdoor complete. mandl for detectors complying with and type certified to en - 45 addressable type multisensor detector with heat and smoke combination/optical with base with self built intelligence as per is: 11360 mandl for fire alarm control panel complying with bs en 54 single loop panel of capacity from 99 detectors and 99 modules upto 200 detector and modules complete. note: the rate inclusive of necessary cabling with copper conductor from panel to detector and battery for backup complete. supply and fixing of 4 pole on load changeover switch of 100 amps capacity including connecting cable etc complete all as directed. m and l for dcdb of capacity 50 amps 4 ways double door type made of sheet metal enclosure ip-43,ik-08 complete all as specified and as directed. supply, install, test and commissioning of minimum 50 kva/ 40 kw diesel engine driven generating set with alternator out put voltage 415 volts +/- 1% at set value of 415 v at a frequency 50hz +/- 0.5% with std inbuilt control panel and outdoor type ip-54 amf panel, (ntp for suitable for installing at dhangu area pathankot, all mounted in acoustic enclosure and control panel as per manufacturers design and specification as per approved cpcb-02 norms confirming to the detailed specifications appended below :- make : cummins- stamford / kirloskar green /catterpiller/fg wilson (i) engine (a) general: suitable four stroke compressed ignition, radiator water cooled,turbocharged aspiration, continuous duty with 10% overload capacity for any one hour in 12 hours running, 50°c intake air temperature, cpcb-02 euro emission engine ,turbocharged four stroke engine developing minimun 84hp @ 1500 rpm under ntp conditions coupled to alternator mounted on channel iron base frame with in built fuel tank of minimum capacity suitable for 12 hrs continous running. the prime mover provided should be as per is specifications. (b) air intake system : should comprise of dry type intake air filter mounted on engine, one in number vacuum indicator mounted on intake piping. (c ) exhaust system: should comprise of one exhaust manifold, dry type, mounted on engine, one exhaust residential type silencer which should be positioned in such a way that the exhaust gas is not sucked by the fan on the radiator, thereby affecting the cooling system. the silencer should cater to the noise level tolerance prescribed in the relevant is/bs. the silencer should be provided with flaps with a provision so that it will open only when the generator is running. the complete exhaust system shall be properly supported so that entire lot of the exhaust system shall not fall on the dg set. (d) fuel system: should comprise of disposal type element fuel filter, pressure type fuel pump mounted on engine, non return check valve in fuel supply and drain lines, wire braided hose between filter and pump, fuel system with suitable capacity electronic governor and engine mounted actuator. the fuel tank must have proper locking arrangement with level indicator and to be integrated with base frame. (e) cooling system: should comprise of radiator designed and tested for 50o c ambient temperature with 7 psi pressure cap mounted on base rail. the thermostat installed in the engine coolant outlet, fresh water pump mounted on engine, fan and fan hub mounted on engine. a reservoir of 50% of radiator capacity to replenish coolant by gravity (as and when required) is also to be provided. (f) lubricating system: should comprise of lubricating oil sump mounted on engine, gear driven lub oil pump mounted on engine, lubricating oil cooler-fresh water cooled integral with engine cool out circuit mounted on engine, oil filter lubricating with cap and lubricating oil dip stick for oil level check mounted on engine. the system should be capable of feeding lube oil to the main end and large end bearings, cam shaft, valve rocker gear and all moving parts. (g) starting system: should comprise of suitable voltage dc electrical starter mounted on engine, with suitable maintenance free battery of capacity 12 v dc with suitable ah to be mounted in trays (having rubber insulation) on the main frame. it should have the provision to charge the battery from external sources during static condition and while running of the generator. "(h) ac generator : the generator shall be horizontal and foot mounted,50 kva, 415 volts, 3 phase, 4 wire, 0.8 pf, 50 hz, self excited, self regulated, brushless ac generator, suitable for an ambient temperature of 50° c with ip-23 enclosure class h insulation and temperature rise limited to class h as per following technical details(i) type, brush less ac generators(ii) output rating 50 kva(iii) output voltage: 415 ± 1% under all loading conditions.(iv) output frequency 50hz ±0.5% up to 0.8 lagging.(v) no of phases: 3 phase with 01 neutral (4 wire)(vi) mounting : horizontal foot mounted.(vii) enclosure : minimum ip-23 / drip proof and screen protected.(viii) automatic voltage regulator.(ix) class of insulation-'h'" note : following shall be deemed to be included in cost quoted :- "(i) amf panel outdoor type with ip-54 for 50 kva dg set- 01 nos(ii) suitable size rcc cement concrete foundation platform of canopy base with height as required at site to mount the generator as per manufacturer's instructions/ recommendations. the cost of foundation bed incl earth work etc is deemed to be included in the quoted rate.(iii) connecting existing cables, from existing panels and connecting cables , cables glands, cable lugs to new panel complete with all necessary accessories.(iv) install on the foundation, connecting fuel lines, cable etc.(v) test and commissioning complete(vi) the cost of control cables from engine control panel to amf panel shall be deemed to be included in the cost quoted." (j) base frame: shall be stand by and fabricated with crca sheet metal which shall be suitable to mount the engine, alternator and radiator, channel width of base frame shall be adequate to accommodate anti-vibration pads. (k) control panel: control panel mounted inside the acoustic,consist of the following. 1.suitable rated mccb 2. engine control unit (ecu),3. current trasformer set, 4. indicating lamps, 5. set running and load on set shall be indoor type manufactured with 14/16 guage crca sheet and is powder coated for weather-proff and long lasting finish consisting of alarm,indication and safety ( over spped,high coolant temperature,low oil pressure,water in fuel,engine common fault low fuel level,low coolant level,emergency stop on enclosure, under frequency,over frequency,under voltage over voltage,over current,over load kw, battery under voltage), microprocessor power command controller, aluminium busbars with suitable capacity with incoming/outgoing terminals, indicating lamps for 'load on' and 'set running', instrument fuses duly wired and ferruled , volt meter, ammeter with selector switches, frequency meter, energy meter, cts and 3 phase indicating lamps, timers etc all as per latest engineering practices.etc. complete all as specified and directed. (l) amf panel outdoor type with ip-54: auto mains failure (amf) panel, floor mounted type, vertical, factory made oudoor type, double door , slopy canopy, fabricated out of 3.15mm thick crca sheet with angle iron base frame made of 50 x 50 x 6mm base of panel board floor mounted, dust and vermine proof, suitable for voltage 415 v three phase 4 wire, 50 hz ac supply, weather proof, with ip-54 protection, with separate hinge door for each compartment and locking arrangement, with back door openable (screwed), legs grouted in pcc complete including painting with two coats of epoxy powder paint over a coat of primer after under going a rigorous metal treatment process involving alkaline degreasing, descaling in dilute sulphuric acid or any other acid and phosphate and with aluminium busbar (tpn) of suitable rating, suitable double compression copper cable glands and including provn of the following suitable for 50 kva dg set. "(a) switch gear :- (i) suitable rated 3 pole contactor for alternator with thermal o/l relay suitable for 50 kva dg set(ii) suitabale rated 3 pole contactor for mains of suitable capacity.(iii) 4 pole neutral contactor" "(b) back-up protection :- hrc fuse for short circuit protection." "(c) micro processor based amf module :-(i) functions:-(aa) supply failure timer(ab) restoration timer(ac) 3 in pulse automatic engine start/stop logic and engine fails to start lockout(ad) generator voltage ,current and frequency monitoring(ae) battery voltage sensing and monitoring" "(ii) selector switches and push buttons(aa) manual/auto/test selector switch(ab) engine start/stop" "(iii) meteringindication for volt, current-frequency" "(iv) aannuciation (led type): (faults) (aa) engine fails to start(ab) low lub oil pressure(ac) high water temperature(ad) generator over load(ae) battery voltage(af) low fuel level" "(v) additional features;-(aa) continuous reading digital voltmer/ammeter/freqauency meter(ab) multifunction meters(ac) electronic (with counter display)kwh meter." "(vi) relay consisting of following features.(aa) 3 phase mains supply voltage sensing (ab) earth fault (ac) earth leakage(ad) led indications(ae) engine on, load on dg(af) mains on, load on mians(ag) overload" "(vii) push buttons (amf module by pass mode):-(aa) engine start/stop(ab) geneator contactor close/trip(ac)mains contractor close/trip(ad) fault accept/reset" "(viii) engine meters:- (aa) lub oil pressure(ab) water temparature" "(ix) battery charger:- smps based automatic float cum boost battery charger with following :-(aa) dc voltmeter and ammeter(ab) selector switch for auto/manual and float/boost." (x) bypass switch of suitable rating "(m) accessories :-(i) 01 no standard mechanical and electrical tool box.(ii) internal covered tube lights." "(n) acoustic enclosure :-specially designed to meet cpcb norms 75dba @ 1 mtr at 75% load under free field conditions. the acoustic enclosure is made of crca sheets and a structural/sheet metal base with high quality noise absorbent and fire-retardant grade acoustic insulation material (p.u.foam) complying to is 8183 with two point lifting handles.(a) internal lighting: tube lights with protective mesh around it to be fitted inside the container for proper illumination(b) doors : the enclosure will be provided with suitable doors on the side and rear to enter the enclosure during operation and maintenance. all doors will be provided with lock and handles for opening/ closing the doors, retainers for holding the panel door." "(p) painting schemeiss shade 220 olive green 1994 or all as per manufacturers specifications" "(q) lifting/ transportation arrangements :-container with suitable corners will be provided to lift the dg set along with container. this is suitable for road/ rail/ sea transportation." "(r) trials:-trials on site should be given as per load tests prescribed and all functional trials should be shown.note : (i) the engine, alternator, control panel, amf panel, acoustic enclosure shall be integrated unit sourced from oem only as per make given in sch 'a'" "notes :- (i) testing of dg set shall carried by representative of ao. the cost of pol and resistive load bank required for testing the dg set is deemed to be included in quoted rates. the dg set shall run for a period of 12 hours continuosly out of which 15 minutes on no load , 2 hrs 15 minutes of 25% rated load, 2 hrs on 50% rated load , 2 hrs 30 minutes on 75 % rated load, 4 hrs on rated full load, 1 hrs on 110% rated full load.(ii) first filling of engine oil and fuel etc should be arranged by contractor for complete testing." material and labour earthing with copper earth plate electrode of size 600 mm x600 mm x3.0 mm thick buried directly in ground to a depth not less than 2.25 mtr deep below normal ground level with top edge of the earth plate not less than 1.5 mtr deep below normal ground level connected with 25 x 3 mm copper strip as earth lead electrode by means of nuts, bolts and washers, gi medium grade pipe 40 mm bore protection pipe upto test point, 20mm dia gi light grade watering pipe with funnel and wire mesh, rcc pit cover of size 300x300x40mm reinforced with xpm having weight not less than 4kg/sqmm including 6mm thick ms bar handle made to shape, pcc pit with 1:3:6 type c1 with angle iron frame made of angle iron of size 40x40x4mm, adequate qty of charcoal dust and salt layers all around the earth plate, excavation , earth work in any type of soil, removal of excavated soil and returning filling in all as required at site complete all as specified in plate no 3 of ssr part-i and all as specified or indicated including testing on completion.note :-rates inclusive of necessary excavation in any type of soil, earth work, pcc pit, rcc cover, funnel with watering pipe, copper earth strip upto 7.5 m long for connecting to test point etc. all as required at site for complete earthing). supply and fix copper strip 20mm x 3 mm buried in ground s and f vtpn db iron clad, double door with ip-54 1k-09 protection suitable for mccb as incommer and mcb as outgoing 415 volts 3 phase 50 c/s 4 way, complete with appropriate size copper bus bar and neutral link complete with one mccb 4 pole 415 volts 125 amps rating with rupturing cap 25 ka of the same make as of distribution board and including cutting chases to wall for fixing db and making good the disturbed wall surface all as required at site or directed.(outgoing mcb will be measured separately). mandl 6 to 30 amps mcb sp ( isi marked) 50 c/s 10 ka 'b' sereis complete all as specified. supply and fixing sheet metal enclouser single pole and neutral with a 2 pin and earth plug and socket 20 a 240v complete with one single pole mcb of capacity 20 a complete all as specified and directed. mandl for sub main wiring in pvc concealed conduit with 2 nos single core pvc insulated copper conductor cable frls size 6 sqmm multistrand in concealed conduit with 6 sqmm pvc insulated frls as earth continuity wire using suitable size of copper thimble including provn of pvc coduit heavy duty isi marked of adequate size.note: “ note : the quoted rate inclusive for the following :- (a) proper colour coding is to be followed as per is specification. (b) test certificates of cables to be submitted before commencement of work/ claiming for payment.(c) wiring shall be concealed/ on surface with rigid pvc conduit medium grade as per site requirement.(d) electric wiring test sheet before and after completion of wiring to be submitted before claiming payment. supply , lay, connect, test and commission cable lt 1100 volts heavy duty xlpe insulated armoured aluminium conductors, in trenches/ducts on angle iron supports including glanding, crimping and connecting up complete all as specified and of size 3.5 core x 70 sqmm.(note: earth work to be measured and piad seperately.) supply , lay, connect, test and commission cable lt 1100 volts heavy duty xlpe insulated armoured aluminium conductors, in trenches/ducts on angle iron supports including glanding, crimping and connecting up complete all as specified and of size 3.5 core x 50 sqmm. (note: earth work to be measured and piad seperately.) material and labour earthing with steel earth plate electrode of size 60x60cmx6mm thick buried directly in ground to a depth not less than 2.25 mtr deep below normal ground level with top edge of the earth plate not less than 1.5 mtr deep below normal ground level connected to galvanized iron strip of size 32x6mm as earthing lead by means of nuts, bolts and washers of steel after welding of gi strip to earth electrode to the full length of earth plate, gi medium grade pipe 40 mm bore protection pipe upto test point, 20mm dia gi light grade watering pipe with funnel and wire mesh, rcc pit cover of size 300x300x40mm reinforced with xpm having weight not less than 4kg/sqmm including 6mm thick ms bar handle made to shape, pcc pit with 1:3:6 type c1 with angle iron frame made of angle iron of size 40x40x4mm, adequate qty of charcoal dust and salt layers all around the earth plate, excavation , earth work in any type of soil, removal of excavated soil and returning filling in all as required at site complete all as specified in plate no 3 of ssr part-i and all as specified or indicated including testing on completion.note :-rates inclusive of necessary excavation in any type of soil, earth work, pcc pit, rcc cover, funnel with watering pipe, gi earth strip upto 7.5 m long for connecting to test point etc. all as required at site for complete earthing). excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1,5 mtrs in depth for laying of cables including getting out in any kind of soil complete all as specified and directed. (cable shall be laid 60 cm below ground level ) returning filling in including spreading, leveling ,and well ramming, in layers not exceeding 25 cm each layer of any kind of soil. removing surplus excavated material from site not exceeding 50 mtrs from starting point and depositing where directed at level not exceeding 1.5 mtr above the starting point. m and l for good quality dry sand cushioning to under ground electric cable on layer of 8 cm thick before laying the cable and second layer of 15 cm thick after laying the cable all as specified in clause 19.75 of mes schedule part-i (2009) note : sand shall be fined sand as specifed and punned thickness shall be measured and paid. supply and laying sub class 'b' bricks of old size (230x115x75 mm) or of size locally available , laid along alignment of cable as protection to cable in trenches complete all as specified and directed by engineer-in-charge m and 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 or fixed to poles or any other indicated location for loop earthing etc. with 20x3mm copper strip supply and fixing air termination single pointed copper rod 12mm dia 12mm dia and 300 mm long for fixing on gi pipe medium grade 40mm dia pipe duly making suitable fixing arrangement of one end of air termination rod all as specified and directed by engr-in-charge. note: gi pipe required will measured and paid separately. mandl for plain cement concrete 1:2:4 type b-1, (using 20 mm graded aggregate) as in foundation block for fixing gi pipe for installation of air termination rod etc. complete all as specified note:- unit rates includes for provn of form work for rough finished surfaces and finishing the exposed surfaces with 5 mm thick rendering in cm 1:3 all specified. supply and fixing gi pipe medium grade 40 mm dia for fixing aluminium strip 25x3.15 mm on roof for lightening protection duly drilling 2 nos holes on aluminum strip and gi pipe on one end and fixing with screws/suitable size of bolts and nuts complete all as specified. note: gi strip required will measured and paid separately. supply and fixing test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hexagonal head screws including provision of 30 cmx25cmx8cm sheet metal box made out of 3.15 m thick crca sheet with front hinged door shutter and locking arrangement and duly painted with two coats of synthetic enamelled paint over a coat of red oxide primer complete all as specified and directed. note: in case the tenderer quotes different rates for similar item then lowest rate shall only be applicable for payment and contractor shall not have any claim on this account.

supply of intruder alarm system.

supply of passenger alarm coach indication light for lhb and conventional type nonac gs and ls coaches as per rcf's drg. no. l.w-76098 confirming to rdso spec. no.rdso/pe/spec/tl/0091 (rev.1) 2016 .

supply, installation and commissioning of alarm signal light and hooter system for railway level crossing inside port prohibited area..

supply of fdas spare items.-addressable 2 loop fire alarm panel ,tester battery.

supply of gong bell 110 volt dc operated size 15 cm(6inchs) model gb-15 or equivalent for demu/dpc .

supply of gong bell 110 volt dc operated size 15 cm(6inchs) model gb-15 or equivalent for demu/dpc .