Latest bucholz relay Tenders | Government bucholz relay Tenders

Central Government And Public Sector

CTN :41308969

20 Aug, 2025 NA

Bangalore - Karnataka

Tender For ac drive 37kw/50hp. supply & testing of ac drive specification; 1.ac drive required to drive squirrel cage im:37kw/50hp, 3ph, 415vac, 50hz, 4pole/6pole, s4 duty for crane hoist/ lt, appli cation. 2.ac drive mains supply:3ph, 380-400vac 50hz. 3.ac drive o/p rating, high overload capacity :37kw 4.drive o/p rating, normal ol capacity:45kw 5.panel mounting type, protection:ip-20 6.drive t o work without encoder feedback system with suitable current feedback system for speed control with required braking chopper, rfi & emc filter. 7.drive with inbuilt protection system: drive overload, exc essive load, ground fault, heatsink over temp., motor over load, over speed limit, over voltage, under voltage, short circuit etc. 8.ac drive to work from digital inputs in, up/down or forward/reverse di rection & in jog, start, stop, speed-1, speed-2 & speed-3 modes. 9.drive with standard minimum; 6 digital i/ps, 2 digital o/ps, 2 analog i/ps, 1 analog o/p & 2 relay o/ps. 10.drive shall have hmi with t ouchpad key mounted to display various operating parameters in english. hmi with editing drive para meters & self-monitoring watch dog facility to display fault & alarm indications. 11.drive software pro gram for crane duty be supplied in soft copy. 12. cable to communicate between laptop & ac drive b e supplied & operating manual in hard copy. 13.joint inspection at rwf, rwf will make necessary cab le connections to the rated capacity im & ac drive. supplier has to test ac drive for rated capacity ind uction motor on the crane/equipment & tuned parameters in soft copy. 14.make:danfoss vlt autom ation drive fc-302 series or ab power flex 755 series or siemens s-120 series or abb acs-880-m04 s eries or yaskawa ga-700 series only. 15.while tendering, firm to mention; make,series & complete m odel no & attach technical catalogue of ac drive with tender offer. 16. warranty: 18 months from d.o .supply or 12 months from d.o.commissioning, whichever is earlier. [ warranty period: 18 months a fter the date of delivery ]

Central Government And Public Sector

CTN :41289620

22 Aug, 2025 62.39 Lacs

Kullu - Himachal Pradesh

Tender For 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

Central Government/Public Sector

CTN :41213050

18 Aug, 2025 NA

Danapur - Bihar

Tender For provision of fuse monitoring and indication system with self restoring/auto change over system at stations/ibh/relay hut in dnr division.

CTN :41219629

11 Aug, 2025 NA

Vidisha - Madhya Pradesh

Tender For procurment of medical oxygen releted services and goods - medical oxygen items, amc charge per month of mgps system & all pipeline which are fitted in district hospital all deprtment ( including suction & oxygen), bpc flow meter, mgps manifold/ controll pennel repair charge, servicing of suction controll pennel, monitoring relay for vaccum pump, suction flow meter, copper pipe 1/2 inch / kg, copper pipe 1 inch/ kg, copper t 1/2 inch, copper t 1 inch, copper l 1/2 inch, copper l 1 inch, silicon suction tube with connector 1 mtr., bpc flow meter connector, cylinder refling stainlesss steel flexible pipe, belding charge per hours for copper pipeline, compressor air filter (kaishan ) each, compressor air filter (kirlosker ) each, compressor oil filter (kirlosker ) each, compressor oil filter (kaishan ) each, compressor oil separator (kirlosker ) each, compressor oil separator ( kaishan ) each, psa plant zeolite 1 kg, compressor oil 1 ltr (kirlosker ), compressor oil 1 ltr ( kaishan ), compressor filter element (kirlosker ), compressor filter element ( kaishan ), compressor vaccum oil (kirlosker ) per ltr, compressor vaccum oil ( kaishan ) per ltr, oxygen sensor

Central Government / Public Sector

CTN :41237678

18 Aug, 2025 NA

Vijayawada - Andhra Pradesh

Tender For insulation monitoring relay (imr) to monitor 3 phase power supply of voltage range 110 v ac , measuring range 1 - 100 k ohm, control voltage 24 - 240 v ac / dc output 1 c / 0 (spdt) contact system l eakage capacitance 10 micro-farad, and place of installation s1a6, as per rdso spec. no. rdso/pe/spec/a c/0184-2015 (rev.1) & bom lr.no. - el/7.1.108/mssbc dt. -17/09/2021 suitable for lhb type ac coaches s witch board cabinet (s1a06). acceptable makes as per bom: abb cat.no.cm.iws.1s, siemens cat no.3ug4 581-1aw31, only acceptable as per above rdso spec. (accepted make/brand: siemens, abb, schneider, d old, woka , bender, contrel only). specific makes, model no. and specification should be supplied as per vande bharat space concerned. [ warranty period: 30 months after the date of delivery ]

State Government

CTN :41183233

30 Jul, 2025 1.69 Lacs

Prayagraj - Uttar Pradesh

Tender For supply and fixing of various materials at various type t/fs installed at various sub-stations under etd-iii, prayagraj - the following work is required for smooth operation of various type t/fs installed at various 132 kv substations under etd-iii, prayagraj., supply and fixing of winding temperature indicator (anolog type) of temp range from (0-150) oc, 5a, ac/dc both and consist of two fexible capillary tubes of 05 meter long and 03 no. mercury bulb switch for alarm, trip and cooling control system of power transformer of standard make. work includes fixing of capillary inside the temperature sensing element within the tank and proper termination of connection at both ends., supply and fixing of oil temperature indicator (analog type) of temp range (0-150) dc, sa, ac/dc both and consist of two flexible capillary tubes of 05 meter long and 03 no. mercury bulb switch for alarm & trip of power transformer of standard make. work includes fixing of capillary inside the temperature sensing element within the tank and proper termination of connection at both ends. this work also include replacement of damage oil temp indicator mounted on main tank (including all supply., the following supply & work are reqired for smooth operation of cooling fan installed at various type t/fs at various 132 kv substations, prayagraj. the details of work listed below., supply and fixing of main switch of 3p/1w, 415v, 16a rating and mcb of 4 pole, 415 16a ration for 3 phase incoming supply for cooling fans., supply and fixing of 415 volt, 16a, 4 no. contactor for main supply of cooling fans installed at various type t/fs work includes proper connection of contactor with acdb or ac cubical installed in the switchyard., supply and fixing of fan control contactors of rating 230v, 9a for auto function of cooling fans and 03 no. relays of rating 230v, 9a, 02 no-02 nc for supply monitoring for cooling fan., fixing of 3pole mcb of rating 230v, 10a to be fixed on the front side of marshaling box (mcb) provided by contractor on their own cost., supply and fiixng of thermal overload relay (type 3us5000) of rating (0.5-1a) for cooling fan of transformer on the front side of the marshaling box., wiring of all interconnection with proper ferrules and lugs of suitable size with 4mm2 flexible insulated copper conductors for power connection and with 2.5mm2 flexible insulated copper conductor for control connection in the marshaling box up to completion of works satisfactorily. (works includes supply and fixing of cable gland (all size), rail base, ferrule, lugs, supply and fixing of rubber beat for marshalling box, repairing of box with front door as required for proper operation of marshalling box, selector switch as per requirement will be provided/done by contractor on their own cost.

State Government

CTN :40875697

31 Jul, 2025 2.50 Lacs

Narmadapuram - Madhya Pradesh

Tender For corrigendum : enquiry for supply of different type of material. - computer items :, various tripping coil, various closing coil, expulsion fuse 20 a. for capacitor bank ( for 100 kvar unit ), expulsion fuse 40a for capacitor bank ( for 200 kvar unit ), silica gel, breather for ptr (capacity- 3 kg.), ct smart clamp for 16/20 mm stud for raccoonn, dog and panthor conductor, cb smart clamp for raccoonn, dog and panthor conductor, c&r panel indicators, selector switch, tnc switch, mfm, bucholz relay, mog, 33 kv stud 20 mm suitable for ptr, 11 kv stud 20 mm suitable for ptr, 33 kv bushing for ptr suitable for 20 mm stud, 11 kv bushing for ptr for 20 mm stud, smart clamp/bimeattalic clamp for ptr bushing stud size 20 mm, gi nut bolts assorted size, rubberized cork seat 4 mm (2 x 3 ft.), rubberized cork seat 10 mm (2 x 3 ft.), oil temperature indicator (oti) , dial 150mm , with capillary, mercury switch type, winding temperature indicator (wti) , dial 150mm , with capillary, mercury switch type

Central Government/Public Sector

CTN :41157505

04 Aug, 2025 NA

Coimbatore - Tamil Nadu

Tender For insulation monitoring relay 110 volts a.c, insulation measuring range 1-100 kilo ohm, control supply 24-240 volts ac/dc output 1c/o (spdt) contact system leakage capacitance 10 micro farad. accepted make:- contrel make ir 140y-4, ri-r22, or abb make-cm-iws.1s, or schneider make- vigi l ohm/imd-im10, or siemens make- 3ug4581-1aw31 or dold make model no il5880 or woka make or ben der make only confirming to rdso letter no: el/7.1.108/mssbc dt:17-09-2021 for common bill of mate rial items. [ warranty period: 30 months after the date of delivery ]

Central Government / Public Sector

CTN :40702725

30 Jul, 2025 NA

Begusarai - Bihar

Tender For corrigendum : tender for supply of spares of bently nevada vibration monitoring system f f - probe p n 330105-02-12-05-02-in , cable , 8.0 m , bently , p n -330130-080-02-00 , probe , 330162-01-85-85-xx-xx-94-01-02 , probe p n 330105-02-12-10-02-in , extension cable , p n 330930-060-00-in , probe , p n 330909-0020-10-02-in , velomitor , pn 330525-in , casing vibration probe , p n 330400-02-in , probe , p n 330104-00-11-10-01-in , pressure transducer bn 165855-15 , transmitter , bently , p n-990-04-70-01-00 , earthing module , p n 3500 04-01 , tdi monitor , bntly , p n 3500 22-138607-01 , doul power supply 3500 15-01-01-in , 16 channel relay mod. , p n-3500 33-01-00 , tachometer module 3500 50-01-00-01 , temp monitor p n 3500 60-05-01 , bently temp module p n 3500 65-01-00 , bn 3500 77 cylinder press monitor 143729 , probe , p n 330102-00-08-10-02-in , probe , p n 330702-00-26-10-11-in , pressure transducer bn 165855-14 , accelerometer , p n 330400 01 in , extension p n 330130-040-01-in , ext cable , velomitor ct , cb2w100-32 , intrcnct cbl 30ft bennev , p n 16710-30 , extension cable for velometer , ext cable bently 330730-080-13-05 , extension cable , p n 330130 080 13 in , proximitor p n 330180-50-in , proximitor bently 330780-91-05 , proximitor , 330180-x1-in mod 145004-15 , proximitor , p n 330180-x1-in mod14500-137 , proximitor , p n 330180-x1-in mod14500-75 , vga display module , p n 3500 94-01-00-01 , system display , p n 3500 94m-03-00-in , extension cable , p n 330130-040-03-in , probe , p n 330174-05-10-10-01-in , proximitor , p n 330180-x2-in , proximitor 330180 x1 in mod 143416 14 , proximitor 330180-x1-05 mod 145004-14 , proxpac assembly , 330880-28-00-065-01-02 , proxpac assy p n 330880-28-00-098-01-02 , cpu module , p n 323174-01 , bently nevada , relay card p n 323073-01 , bently nevada , axil prbe bnc , xl330102-04-16-10-02-05 , vibration probe , 330103-00-03-05-02-05 , axial probe , p n-330102-00-20-10-02-05 , pressure monitor , p n 3500 77m-176449-07 , monitor rod positn , pn 3500 72m-176449-09 , velocity monitor , p n 3500 70m-176449-08 , proximitor , p n 330880-28-00-165-01-02 , proxpac assy , p n 330880-28-00-075-01-02 , probe , p n 330102 48 91 10 11 in , vibration probe , p n330905-00-25-05-02-05 , extension cable p n 330930-065-01-00 , proxpac proximitter assy , 178850-05 , vel cable p n-106765-10

State Government

CTN :41006192

05 Aug, 2025 1.58 Lacs

Gorakhpur - Uttar Pradesh

Tender For supply and installation of main tank prv of 63 mva transformer -ii (t and r make) and bucholz relay of 63 mva transformer-i (aditya make) at 220 kv s/s barahuwa, gorakhpur under etd-ii , gorakhpur

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