Tender For corrigendum : annual operation and maintenance contracts for mechanical maintenance chp operation and housekeeping loco operation and boulders handling coal sampling preparation and railway track maintenance works lc gates services for round the clock in chp.
Tender For lab equipment for machines lab - consumables, plc trainer kit allen bradley micro 810 plc analog and digital i/o module plc trainer with allen bradley micro810controller (2080lc1012qwb) 6 digital inputs, 2 analog inputs and 4 digital outputs 6 digital input switches 2 analog inputs with dc (0-10v) variable input 4 digital relay outputs with led indication 4 no contacts of the relays connected at outputs of the plc and a buzzer 24v operated, built-in power supply, additional 5v power supply computer connectivity to download the program using usb port with cableprofessional programming software - component connect workbench (ccw) legend printed in the pcb closed wooden cabinet, trainer kit - interfacing of discrete field devices with plc (push button, limit switch, reed switch, 3-wire proximity sensor and buzzer)sequence of operation: develop ladder logic in plc to execute the following logical relation between the input and output field devices. y = a + b + c + d y = a. b.c. d y = (a+b). (c+d) y = (a.b) + (c.d) interface contains: plc input interfacing push button (a) limit switch (b) reed switch (c) 3 wire inductive proximity sensor (d) plc output interfacing buzzer (y)closed wooden cabinet, ttrainer kit plc based conveyor system with pre warning siren interfacesequence of operation: develop and execute ladder logic in plc using an on delay timer to delay the start of a conveyor. while press the start button, activate the warning siren for pre-set time. after the pre-set time delay the warning siren turns off and the conveyor starts running. when stop button is pressed turns off the conveyorinterface details sloped conveyor system:mechanical setup: sloped conveyor integrated with 1 nos. shawl sheet metal models for material handling demonstration. plc input interfacing: 1 no. inductive proximity sensors to detect presence of shawls on the conveyor. 1 no. start push buttons one for each conveyor. 1 no. stop push buttons for individual conveyor control. 1 no. fwd/rev toggle switches to set direction of conveyor operation (forward/reverse).plc output interfacing: 1 no. siren to provide audible alarms upon detection events or conditions. 1 no. conveyor belts driven by geared dc motors controlled through plc for start/stop and direction.all components housed in a metal closed cabinet for safety integration, itrainer kit plc based water level control system interface sequence of operation: develop and execute ladder logic in plc to fill the empty tank with liquid when the start button is pressed. when liquid reaches the high level, turn off the pump motor and turn on the solenoid valve to drain the liquid from tank. when liquid reaches the low level, turn off the solenoid valve and turn on the pump motor for refilling. interface external pilot lamp with plc to indicate the operation of pump motor and solenoid valve. interface contains: low high level sensors as input to the plc water tap as output from the plc water pump motor control using outputs of the plc water tank with sump and overhead tank model 2 levels sensor switches and 12 v pump 24 v solenoid valve to drain water, foot valve arrangement to take the water from the sump12 v and 24v power supply provided, trainer kit plc based counting of moving objects on two conveyors interfacesequence of operation: a manufacturing plant is arranged with 2 feeder conveyors for transferring the objects into the plant. develop and execute ladder logic using math instruction in plc to get the total number of objects transferred by 2 conveyors into the plant. when the count of total object has reached pre-set count value, turn on buzzer to give beep sound for 1 second and turn off the conveyors.interface details sloped conveyor system: mechanical setup: sloped conveyor integrated with 2 nos. shawl sheet metal models for material handling demonstration. plc input interfacing: 2 nos. inductive proximity sensors to detect presence of shawls on the conveyor. 2 nos. start push buttons one for eac
Tender For providing of handling ,transport and other mining services - percentage quote based - hiring of tipper for transportation of coal from coal stock of kanchan ocm to nowrazabad railway siding and hiring of payloader for mechanical loading of coal at surface stock o..
Tender For corrigendum : supply of sump pumps for conveyor-10a/b for pumping outrain/seepage water from sump pump pit at conveyor -10a/b drainswhich is connected mcc-1 area drains of mechanical maintenance-isub-division in coal handling plant
Tender For providing of handling and transport on lumpsum basis - handling & transport service, truck loading by mechanical means,handling and transport on lumpsum basis - handling & transport service, rehandling and stacking on exigency,handling and transport on lumpsum basis - handling & transport service, transport of ore sitapatore mine to tirodi siding
Tender For supply of ash handling spares for mechanical and instrument. make- mecglale, {instrumentation/ instrument store a/c} air limit switch for bag filter(ahs) make -rotex madel-daf-201-su02 (im0078) mecgale pneumatic pvt. ltd. , instrumentation/ instrument store a/c} auto drain valve make = hydint model number = adf-695-2 supply = 230vac 1phase 50hz coil voltage = 230 vac size = 1/2" (im0273) mecgale pneumatic pvt. ltd. , instrumentation/ instrument store a/c} control valve for vibrator hopper 2way on/off ,15mm,make-aira (im0082) mecgale pneumatic pvt. ltd. , {instrumentation/ instrument store a/c} conveying solenoid valve coil make: rotex auto model-ip67-cert klpl/btg/16/05-26/3-24v (im0044) mecgale pneumatic pvt. ltd. , instrumentation/ instrument store a/c} diaphragm for quick exhaust valve of cylinder make = duncan model number = 3340d part size = g 3/4" maximum pressure = 10 bar (im0270) mecgale pneumatic pvt. ltd. frequent damage, installed at 05 points. , {instrumentation/ instrument store a/c} diaphragm for quick exhaust valve of seal pressure make = parker model number = orb25nb part 1 size = 1/4" part 2 size = 1/4" part 3 size = 3/8" maximum pressure = 150 psi (im0268) mecgale pneumatic pvt. ltd. frequent damage, installed at 05 points. , {instrumentation/ instrument store a/c} disc rotary valve make = airmax model = 2armdr o2 port connection = 1/4" maximum pressure = 10 kg/cm media = air (im0276) mecgale pneumatic pvt. ltd. , centrifugal store a/c} double action pnuematic cylinder (sp1186) power cylinder make = duncan serial number = ppwou09494/017 model number = c063b305 bore size = 150 mm stroke = 305 mm maximum pressure = 10 bar mecgale pneumatic pvt. ltd. , instrumentation/ instrument store a/c} dust collector solenoid valve make = bkl model = bpjv supply voltage = 230 vac size = 25mm (im0275) mecgale pneumatic pvt. ltd. , {instrumentation/ instrument store a/c} gasekit for quick exhaust valve of cylinder make = duncan model number = 3340d part size = g 3/4" maximum pressure = 10 bar (im0271) mecgale pneumatic pvt. ltd. frequent damage, installed at 05 points. , instrumentation/ instrument store a/c} gasekit for quick exhaust valve of seal pressure make = parker model number = orb25nb part 1 size = 1/4" part 2 size = 1/4" part 3 size = 3/8" maximum pressure = 150 psi (im0269) mecgale pneumatic pvt. ltd. frequent damage, installed at 05 points. , {instrumentation/ instrument store a/c} n type thermocouple duplex for combustion zone length - 795 mm dia - 14 mm (im0283) , {instrumentation/ instrument store a/c} nrv for ash handling make = duncan part number = nr14 size = g 1/4" nrv (im0277) mecgale pneumatic pvt. ltd. , instrumentation/ instrument store a/c} power cylinder for fd fan & sa fan bypass damper make = duncan serial number = model number = pocc4765 bore size = mm stroke = mm maximum pressure = 10 bar (im0218) mecgale pneumatic pvt. ltd. , {instrumentation/ instrument store a/c} power cylinder for fd fan & sa fan main damper make = duncan serial number = pplr12338/002 model number = pocc4764 bore size = 125 mm stroke = 300 mm maximum pressure = 10 bar (im0284) mecgale pneumatic pvt. ltd. , {instrumentation/ instrument store a/c} power cylinder for id fan suction damper make = keltron (pneumatic actuator) type = a0612 911294 serial number = 1920 2470790 customer tag number = pcd - 405 (im0286) , {instrumentation/ instrument store a/c} pressure switch (ash handling) make = danfoss model = 017-519166 rt112 (im0265) mecgale pneumatic pvt. ltd. range = 0 1.1 kg/cm size = g 3/8" , {instrumentation/ instrument store a/c} pressure switch (ash handling) make = danfoss model = 017-617666 rt116 (im0264) mecgale pneumatic pvt. ltd. range = 0 10 kg/cm size = g 3/8" , instrumentation/ instrument store a/c} pressure switch (ash handling) make = danfoss model = 060-113366 kp35 range = 0 7.5 kg/cm size = g 1/4" (im0266) mecgale pneumatic pvt. ltd. range = 0 7.5 kg/cm size = g 1/4" , {instrumentation/ instrument store a
Tender For corrigendum : providing of custom bid for services - annual rate contract for round the clock maintenance & operational support services (mechanical, electrical and c&i) and removal of technological waste & up-keepment of coal handling plant of mtps units# 7&8 (2x500mw) for a ..
Tender For operation and maintenance contract for mechanical maintenance, operation and c and i of ash handling plant of unit-1, 2, 3, 4 and 5 of bktpp for four months
Tender For annual maintenance contract for mechanical maintenance and operation and c and i of ash handling plant of unit-1,2,3,4 and 5 of bktpp for two years
Tender For manufacture, supply and installation of cross beam girder (size of beam 11 meter long, cross section 500 mm height & 180 mm width approx.) of 3ton eot crane along with suitable long transverse ge ared motors 2nos as per rwf drawing no. 703402210640. note: 1. only crane manufacturers or their auth orized representatives with relevant expertise shall be eligible to participate in the tender. 2. the drawing attached is only for the general guidance. the supplier shall visit the rwf and take necessary data before c ommencing the work. 3. all raw materials necessary for the fabrication, including channels, plates, and stru ctural steel, shall be supplied by the supplier. 4. the supplier shall also be responsible for the transportatio n of all components such as the fabricated cross beam, hoist, channels, plates, etc., to the rail wheel facto ry (rwf), including both to and fro movements, and shall bear all associated transportation charges. 5. the supplier shall dismantling the existing electrical connections and the removal of the hoist assembly. proper support beams must be provided between the end carriages, and the cross beam (girder) must be carefully supported before the removal of mounting bolts. the cross beam should then be lowered cautiously to prev ent damage to surrounding equipment and shifted to the designated location. the temporary support beam for the end carriages shall be removed thereafter. 6. the supplier shall remove the existing long travel gea rbox along with its motor, and install a new gearbox and motor fitted with suitable gears and couplings. th e hoist is to be reinstalled in its original position, and all electrical connections must be restored accordingl y. once the mechanical and electrical installations are complete, the cross beam and associated structures shall be painted in yellow and black colors, adhering to standard safety norms for cranes. 7. rwf will provi de to the supplier with air, electricity, water, and welding/oxy-cutting consumables free of cost. however, t he supplier is required to supply all raw materials for fabrication and arrange all necessary tools, lifting tac kles, and handlingequipment for the execution of the work. the supplier is also obligated to provide appro priate personal protective equipment (ppe) such as helmets, gloves, safety harnesses, and other safety gea r to all personnel working at the site. 8. after completion of all work, the supplier must conduct a load test of the crane and submit a valid load test certificate. throughout the execution, the supplier will be solely re sponsible for the safety of all workers engaged in the activity, and the entire work shall be carried out in co mpliance with applicable safety standards and rwf's guidelines. 9. the motor with gearbox for the lt mov ement shall have a minimum power of 1 hp, and its output speed shall be suitable to achieve an lt movem ent speed of at least 20 meters per minute. [ warranty period: 18 months after the date of delivery ]