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Tender For supply of time relay for mrb (pos. 54.2/1+2) consisting of:-- (i) contactor /relay type lp1-d12008fw, abb id no.-hbtb585683r4227 qty.=1 nos/set (ii) time delay module type la4dt2u. abb id no.-3ehp590028r0003 qty.= 1no/set. spec: as per clw's spec. no.-clw/es/3/0012 (alt.-h or latest).
Tender For corrigendum : supply of differential pressure switch ( oil safety switch) with time delay relay for refrigeration , adjustable dual control pressure switch for high & low pressure , pressure switch of range 0 to 100 psi
Tender For timer relay (off-delay) (true delay on break) i) supply voltage:24 to 240 v ac/dc ii)mountin g type:din rail iii) number of contacts: 1 iv) time range:0.05s to 10min v) mode of operation:off delay w ithout auxiliary voltage vi) number of timer function: single vii)contact configuration: spdt viii) current m aximum:4a ix) terminal type:screw as per rdso specification no.rdso/pe/spec/ac/0184 2015 rev.1 & r dso letter no.el/7.1.108/mssbc, dt.17/09/21 to abb model no.ct-ars.11s or siemens modelno.3rp2540 1aw30 or carlo gavazzi model no. dbb02cm24 or schneider modelno.re22r2kmr or l&t 23gdt0 or dold model mk7873n or phoenix model etd -bl-1t-230pt or luetze make: as per bill of material of rds o specificationno.rdso/pe/spec/ac/0184 2015 rev.1 & rdso letter no.el/7.1.108/mssbc,dt.17/09/21. [ warranty period: 30 months after the date of delivery ]
Tender For supply of step power supply 24v dc 1.75 a , time delay relay , check power relay rated voltage: 230v ac for eldis radar , step power supply 24v dc 4.2 a
Tender For supply of passive integration and differentiator - rc low pass and high pass circuits , bi-stable multi vibrator by transistor bjt , astable multi vibrator by transistor bjt , mono-stable multi vibrator by transistor bjt , schmitt trigger by transistor bjt , class - b transistor push-pull amplifier by bjt , wein bridge rc oscillator by transistor bjt , rc phase shift oscillator by transistor bjt , hartley lc oscillator by transistor bjt , colpitt lc oscillator by transistor bjt , boot strap sweep voltage generator by transistor bjt , shunt voltage feedback in transistor amplifier , series current feedback in transistor amplifier , two stage rc coupled amplifier by transistor , two stage transformer coupled amplifier by transistor , two-stage direct coupled amplifier by transistor , study of single-stage cb, ce and cc amplifiers , bi-stable multi vibrator by ic 555 , a stable multi vibrator by ic 555 , monostable multi vibrator by ic 555 , multiple vibrators by ic 555 , 3-terminal positive voltage regulator ic 7805 with meters , 3-terminal negative voltage regulator ic 7905 with meters , 3 terminals negative adjustable volt. regu. ic337 , 3 terminals positive adjustable volt. regu. ic317 , 3 terminals, positive and negative volt. regu. ic7805 and 7905 , study of a three-phase half-wave rectifier , study of a phase full-wave bridge rectifier , wide band amplifier transistor amplifier with v and i feedback , study of threephase half-wave and full wave rectifiers , ic 723 as a voltage regulator with 2 digital meters , class - c transistor amplifier by bjt , single stage transformer coupled amplifier by bjt , crystal oscillator by transistor bjt , study of opto-coupler mct-2e , study of sequencial timer using ic555 4 - timers , tuned amplifier by bjt , transistor as a switch , mosfet as a relay driver , analog circuits development platform with simtel , advanced analog circuits development platform with simtel , dc motor speed control , overview of pid controller , control system simulator , study of temperature transducers , dc position control , study of optical transducers , study of lvdt , study of strain gauge , pid controller test bench , control system lab , verification of series and parallel connections of resistors , verification of ohms law for resistors with 2 digital meters , verification of series and parallel connections of capacitors , verification of series and parallel connections of inductors , verification of kirchoffs law kcl and kvl with 2 digital meters , verification of super position theorem with 2 digital meters , verification of thevenins theorem with 2 digital meters , verification of nortons theorem with 2 digital meters , verification of different parameters for 2 port network h, z, y parameters etc. with 2 digital meters , study of charging and discharging time constant of rc network with 2 digital meters , response characteristic time constant of rl network low pass and high pass circuit , response characteristic of rlc network , verification of maximum power transfer theorem with 2 digital meters , general purpose trainers for analysis of different networks ac and dc , verification of reciprocity theorem with 2 digital meters , study of 3 phase star and delta networks , verifications of basic theorems of different networks dc , verification of millmans theorem , verification of substitution theorem , t and pi filters , understanding network theorems , experimentation with kirchhoffs current and voltage law , two port network platform , t and network trainer , basic electrical and electronics software- single user , iot trainer kit , avr microcontroller development board , arm trainer kit , iot trainer kit with raspberry pi 5 16gb
Tender For soft starter for 3- phase induction motor (90 kw) 3-phase, 415vac, 50 hz ac for nf combust ion & id fan motor with following specification:-(i) adjustments:initial start voltage,start ramp time, soft st op ramptime, motor flccurrent ramp,current limit, motor trip class. soft stoptime, excess starttime, pha se sequence protection, auxiliary relay protection. (ii) indications: no control power, starter ready, starter tripped, motor not running, motor running at full speed, motor starting/ stopping. (iii) alarms: power circuit , supply frequency, communication problem, excess start time, motor overload, motor thermistor, phase i mbalance, phase sequence.(iv) digital input start, stop, motor thermistor probe. (v) digital output: main c ontactor relay, programmable relay. (vi) local reset. (vii) control power supply: 110 vac (viii)power supp ly 415 vac, with installation, testing, commissioning, proper fitment & interfacing with existing system.m ake-l & t, crompton greaves, hitachi, abb, siemens, schneider electric, nord drive system, allen bradley or similar. [ warranty period: 12 months after the date of delivery ]
Tender For supply of relay fail safe electronic time delay device with fixed timing (0 -60) seconds and conforming to rdso specn.no.irs:s-61/2000 with amnd.1 or latest mounted on q-series relay base & covered complet e with connectors, retaining clip etc.the interlocking code for this unit shall be afhky. [ warranty period: 30 months after the date of delivery ]