Tender For corrigendum : supply of variable frequency drive (vfd) system at iocl bongaigaon , spare-power cells / igbt cell inverter module , spare-main control board , supervision charges during erection, installation and commissioning
Tender For water supply schemes under rws scheme of kumarghat r.d. block under dws division, kumarghat during the year 2025-26/sh:- maintenance of pump house & electrical panel board, starter, main switch, etc. in/c earthing, wiring, complete for dtw schemes, modified irp, boosting tanks at different locations within the jurisdiction of south unakoti vc, sonaimuri gp, vidyasagar gp, ambedkar nagar gp, deo valley vc, darchawi vc, sukanta nagar gp, ratiabari gp, east kanchanbari gp, betcherra gp, east raitwisa vc, dudpur gp, ujan dudpur gp within the jurisdiction of dws sub-division kumarghat
Tender For supply of point machine and various other items as per boq attached inspection rdso rites consignee - supply of point machine irs type 220 mm stroke clamp type as per irs s$-24/2002 (amendment 1) or latest.(inspection agency:- rdso), supply of q-series led ecr (universal type i.e.qecx-61), 4f/4b complete with plug board(base plate), connectors, retaining clips etc. and conforming to brs: 941a sts / e / relays / ac lit led signal / 09 - 2002, amdt.-1 or latest and rdso spec.no.irs: s - 34, s- 23 or latest, as applicable. the interlocking code for this unit shall be "abdhk". (inspection by rdso)., contactor unit (qbca1 type), 24 v dc, 2hf / 4b complete with plug board (base plate), connectors, retaining clips etc and conforming to brs- 943 and rdso specn. no. irs : s - 34, s- 23, s - 60 or latest, as applicable. th e interlocking code for this unit shall be "bcejk". (inspection by rdso)., q-series magnetically latched neutral line relay (ql1 type), 11f / 4b, 24v dc complete with plug board (base plate), connectors and retaining clips and con forming to brs-935a and rdso specn. no.irs : s - 34, s - 23 or latest, as applicable. the interlocking code for this unit shall be "abdeg.(inspection by rdso)., supply of basic material to construct unit maintenance free earth as per rdso specs. no. rdso/spn/197 ver. 1.0 or latest to achieve a resistance less than 1 ohm. it consist of following:(a) copper bonded steel electrode of minimum 3.0 meter long, minimum 17.0 mm dia with copper bonding thickness of minimum 250 microns and ul listed and marked = 1 no. (b) earth enhancement material supplied in sealed bags of minimum 10 kg = 3 nos. (c) copper strip of 150x25x6 mm, to terminate earth rod = 1 no. (d) copper strip of 300x25x6 mm (meeb) = 1 no. (e) copper strip of 150x25x6mm (seeb) = 1 no. (ii) supply of 35 sq. mm multi strand single core pvc insulated copper cable as per is: 694 for connecting main earth electrode to meeb in the equipment room in duplicate. (minimum 10 meter.) (iii) supply of 16 sq. mm multi strand single core pvc insulated copper cable as per is: 694 for connecting meeb to seeb and spd to meeb (minimum 10 meter.) (iv) supply of 10 sq. mm multi strand single core pvc insulated copper cable as per is: 694 for connecting various equipments to seeb (v) supply of copper lug sleeve for 3/16 cable.(inspection by consignee)., supply of master telephone with voice logging facility for electronic lc gate telephone system as per specification no: rdso/spn/tc-51/2011 revision 3.0 with amendment no. 1 or latest. (inspection by rites)., electronic lc gate slave telephone system with voice recorder as per rdso specification no. rdso/spn/ tc/51/2021 revision 1.0 (inspection agency:- consignee), supply of centralized power supply system 24 volts dc power pack with 7ah mf battery for electronic lc gate telephone system as per rdso spec:- no. rdso / spn / tc / 51 / 2011 (rev. 3.0) amdt - 1 or latest.(inspection agency:- consignee), supply of optical power meter, type-b, as per tec spec. gr / opm - 01 / 03 feb. 2005 or latest. (make & model khushicom-k280) or similar branded make. (inspection by consignee)., supply and testing of optical laser light source of make- jdsu model- ols-35 or similar branded make.(inspection agency:- rites), supply of optical laser torch of reputed make. (make & model-proskit mt-7530) or similar branded make. (inspection agency: - consignee), supply of automatic fusion splicer for single mode optical fibre cable, along with accessories as per tec spec. tec/gr/tx/osm 001/04/sep-12 or latest of make superior/fujikura or similar. consignee shall approve the supply only after successful demonstration at site. (inspection agency:- rites), supply of otdr suitable for 1310/1550nm fiber with resolution of 60 cm, dynamic range of 314/29 db with all accessories for working on single mode optical fiber as per tec spec. tec/gr/tx/otd 001/05/sep-19 or latest, of reputed make like yokogawa/zdsu/viavi or similar. consig
Tender For corrigendum : certain miscellaneous repair/maint of internal electrical load line main distribution board sub main wiring and associated internal electrification system day to day maint/assosiated works in certain otm accn of jagadhari road in c 1 sector and adjoining area
Tender For cross drainage arrangement in front of boom barrier near main gate of the kurja mine premises including cemented caution - board on surface above the existing and proposed depillared panels under kurja sub area of hasdeo area.
Tender For repair and maintenance of main gate display board at block-ii area office including miscellaneous petty maintenance work under block-ii area