Tender For supply of roof mounted grid resistor - dynamic brake re3, re7- 1.235 ohms and 545 amps to emd part no.10634216, dlw part no.18250040 and dlw drg.no.10634216 alt.ea.
Tender For supply of capacitor assy,helium gas,transistor mosfet pchan smt si 4485 dy,ic amp hi side prec curr sense 8 pin 50b max 471 esa,ic buffer line driver smt 74 fct 163244 cpa,ic hex invrtr schmidt trg smt 74actq14sc,ic pwm controller prgmbl smt ucc2807d 1,ic f f octal d 3 st cmos smt 74vhc374sj,resistor chip size 0805 75 1 percentage 1 oblique 8w 150v 100ppm,10 bit 100 msps smt ad 9760 annual repair
Tender For supply of excitation system spares d d - thyristor module , feraz fuse , circular cooper reactor , isolator assembly 3p ac , isolator assembly 2p dc , dyn11 transformer , dc ammeter , shunt 1500a , thristor , ring type ct , exctn thyristor centrifugal cooling fan , gate circuit assembly with pulse trafo , voltage dropping resistor , field flashing contactor , field discharge resistor , stainless steelcast grid resistor , crow bar type over voltage protector , diode assembly , three phase rectifier bridge , hrc fuse assembly 250a , field flashing transformer , auxiliary relay re300 a , auxiliary relay re300 , dc voltmeter , hrc fuse assembly 16a , shunts , hrc fuse link , mdl69203ia1aa unc4660av1 v , cpu module , interrupt generator , analoug io card , digital io card , mdl 69203py2ba power supply card , mdl 69203du1aa un0663bv1 , davr mdl , pulse monit , pulse final stage , ac dc power pack unitrol , test point module , numerical 3 phase over current relay , numerical rotor earth fault relay , dc supply module , aux relay , relay aux ) /bid number : gem/2025/b/6585054 * /dated: 21-08-2025 & & / bid document 1 / 31
Tender For corrigendum : purchase of protection system spares for power house of parbati-ii hep - reb670 main-ii busbar protection relay , resisitor unit for rxmvb4 trip relay, rxtma , trip circuit supervision relay, tsr, coil voltage: 220v&110v dc, 2c/o, article no.: in 352 001-as , high speed trip relay, rxms1 , pushbutton module for trip relay, rxt - pb unit in5396 3001 -ac , test switch, rxtp18 , test pin , bistable relay rxmvb4 (rk251 403-ah)-pb2ph , numerical relay with 50,51,51n,27u,64r protection, ctr:- -5a, 3 di & 5do , static relay mvapm32d1aa2001a operating voltage vn 110v ac , dc supply monitoring relay - vaa11yf8752ca , aux relay,aux voltage 220-250v dc,2no+2nc,reverse flag,vaa11yf7752ca , two element aux. relay,s/r type, 2no+1nc with h/r operation indicator per element - vaa21zg0750ba , bistable relay - mvajm14jb1002a1 , bistable relay- mvajm14jb1004a1 , tripping relay,mvajm25la1004a,16 no+4 nc,h/r flag,burden high , tripping relay with s/r contacts - vajs23zg1000aba , aux voltage 110-125/220-250v dc,2no+2co,reverse flag,flush mount, model no: vax31zg0750ba , trip coil supervision,1no+2nc, s/r , h/r reverse operation indicator per element - vax21zg8045bch , no volt relay, voltage rating 63.5 v, 50 hz , voltage dropping resistor - 3.3 k ohms / 35 watt with base plate , metrosil resistor- s1088 , metrosil resistor - 1196 , stabilising resistor 0 to 1000 ohms , 20hz generator for 100% stator e/f protection relay , band pass filter with built in voltage divider for 100% stator e/f protection relay