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 leakage capacitance 10 micro farad, as per contrel model no. ir140y-4, ri-r22 or abb model no. cm.1ws.2s or schnieder model no. vigil ohm/1md-1m10 or siemens model no. 3ug4581-1aw30 or dold model no. 1l5880 or voka suitable for installation in s1a6 as per rdso/pe/spec/ac/0184-2015 rev-1 [ warranty period: 30 months after the date of delivery ]
Tender For supply of set of resistance for three phase locomotives one set consist 02 items 03 nos. (1) earth resistance screen train bus 10 k ohm 25 watt as per clw specification clw/es/3/0014 alt-f - 02 nos. (2) resistance to maximum current relay 1 ohm, 50 watt as per clw specification clw/es/3/0014 alt-f - 01 no. [ warranty period: 30 months after the date of delivery ]
Tender For corrigendum : procurement of line differential relays and transformer differential relays for the utilization of relay divisions kalamassery, kannur and thiruvananthapuram
Tender For corrigendum : procurement of spares for 110 kv control and relay panels with cable differential scheme in connection with providing connectivity at 110 kv level to the proposed 110 kv traction substation, punalur on work deposit basis for railways.
Tender For supply of "ux. protectionrelay q-118 with jss/mil gr.electronics components timer and other requirement as per clw spec .no. clw/es/r-27, alt-z sr.no.1 of sheet-13/a off time delay relay type ct32.1/110v dc for q-118 application consisting of timing module ct32/dc110v r- 1 no., plug in relay c31w/dc110v s - 1 no., system socket s3m0 - no.,with base and mounting arrangement only as per clw specification no. clw/es/r-27z." [ warranty period: 30 months after the date of delivery ]
Tender For supply of time delay relay for 110 v dc, on/off delay with proper 18 pin plug compleat assembly for pr 1 relay application with time log 60 second clw spec. no.clw/es/r-27 [ warranty period: 30 months after the date of delivery ]
Tender For supply of relay, ac immune, plug-in type, style "qspa1" neutral line, slow to pickup, 24v dc 8f/4b contacts, front & back contacts metal to carbon, complete with plug board retaining clip & connectors conforming to brs-933a, irs:s-60-78, irs-s-34 & irs-s-23 (as applicable). the interlocking code for this unit shall be abdej. [ warranty period: 30 months after the date of delivery ]
Tender For corrigendum : supply, erection, testing and commissioning of breaker, control and relay panels, earthing system etc towards power transformer capacity augmentation from 2x8 mva into 1x8, 1x16 mva at 33 kv vallankumaravilai ss of kanyakumari edc.