Latest insulation control Tenders | Government insulation control Tenders

Central Government/Public Sector

CTN :45025082

20 May, 2026 NA

Ajmer - Rajasthan

Tender For insulation monitoring relay, 415v ac, 3 phase, neutral isolated, voltage range 0-500v ac, insulation measuring range 10k ohm to 150k ohm, control supply 24-240v ac/dc, place ofinstallation - s1a7, used for insulation control of 415v in lhb type ac coaches, confirming to rdso specification no. rdso/pe/spec/ac-0184-2015 (rev-1), suitable for switch board cabinet of lhb type ac coaches. accepted make & cat no.: as per sr. no. 68 of rdso letter no. el/7.1.108/mssbc, dated 17.09.2021, or any other rdso approved make. rdso specification no. rdso/pe/spec/ac-0184-2015 (rev-1) accepted make & cat no.: as per sr. no. 68 of rdso letter no. el/7.1.108/mssbc, dated 17.09.2021, or any other rdso approved make. accepted make :-contrel, woka, bender, abb, schneider, siemens and dold. [ warranty period: 30 months after the date of delivery ]

CTN :44912688

24 Apr, 2026 NA

Ranchi - Jharkhand

Tender For insulation monitoring relay, 415v ac, 3 phase, neutral isolated, voltage range 0-500v ac, insulation measuring range 10k ohm to 150k ohm, control supply 24-240v ac/dc, place of installation - s1a7, used for insulation control of 415v in lhb type ac coaches, confirming to rdso specification no. rdso/pe/spec/ac-0184-2015 (rev-1), suitable for switch board cabinet of lhb type ac coaches. accepted make & cat no.: as per sr. no. 68 of rdso letter no. el/7.1.108/mssbc, dated 17.09.2021, [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44872719

21 Apr, 2026 NA

Jhansi - Uttar Pradesh

Tender For supply of insulation monitoring relay 110v ac, measuring range 1 k ohm to 100 k ohm,control voltage range 24-240v ac/dc, output 1c/o (spdt) contact, system leakagecapacitance 10 micro farad. conforming to rdso specification no. rdso/pe/spec/ac/0184- 2015 (rev-1), used for insulation control 110v of lhb type ac coaches, accepted make & cat. no.: as per sr. no. 67 of the common bom list issued vide rdso letter no. el/7.1.108/mssbc dated 17.09.2021, or any other rdso-approved make. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44793300

07 May, 2026 NA

Mumbai - Maharashtra

Tender For corrigendum : supply of insulation control 110 v ac, measuring range 1-100 kilo ohm, control voltage 24-240 v ac/dc, output 1 construction of ( spdt) contact system leakage capacitance 10 micro farad. make as per rdso l.no. el/7.1.108/ mssbc dt. 17.09.2021 s. no. of bom 67, (c/2) suitable for switch board cabinet of lhb ac coaches of rdso. spec. no. rdso/pe/spec/ac/0184-2015 (rev-1) [ warranty period: 30 months after the date of delivery ]

CTN :44700255

13 Apr, 2026 NA

Howrah - West Bengal

Tender For supply of insulation control.

Central Government / Public Sector

CTN :44773570

24 Apr, 2026 NA

Hyderabad-T - Telangana

Tender For supply of insulation control 415 volts ac, rated voltage 0-500 v ac, control voltage 24-240 volts ac/dc (imr) conforming to rdso spec.no.rdso/pe/spec/ac-0184-2015 (rev. 1) or latest and lr. el/7.1.108/mmssbc dt. 17.09.2021 suitable for lhb type ac coaches switch board cabinet (s1a07). makes as per rdso spec mentioned. to be procured from oem or its authorized dealer. [ warranty period: 30 months after the date of delivery ]

Central Government / Public Sector

CTN :44661028

08 Apr, 2026 NA

Multi City - Multi State

Tender For supply of insulation monitoring relay, 415v ac, 3 phase, neutral isolated, voltage range 0-500 v ac, insulation measuring range-10 k ohm to 150 k ohm, control voltage: 24 - 240 v ac/dc, as per page no: 39, s.no.63, item code: a2 and place of installation s1a7, of bill of material of rdso spec. no. rdso/pe/spec/ac/0184-2015(rev.1), used for insulation control 415 v of lhb type ac coaches, confirming to rdso spec. no.rdso/pe/spec/ac-0184-2015 (rev.1), suitable for lhb type ac coachesswitch board cabinet (s1a07). [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44607988

06 Apr, 2026 NA

Bengaluru - Karnataka

Tender For supply of insulation control( monitoring relay), 415v ac, 3phase, neutral isolated, voltage range 0-500v ac, insulation measuring range: 10k ohm to 150 k ohm, control voltage: 24-240v ac/dc, as per rdso ltr no. el/7.01.108/mssbc dt 17.09.2021 sl.no.68 (s1a7) of bom. suitable for switch board cabinet of lhb type ac coaches. makes abb cat no. cm.iws.2s/ scheider, cat no. vigil ohm/imd-im10/siemens, cat no. 3ug4581-1aw31/ dold cat no. il 5880.12/ contrel cat no. ir 470ly-21a, ri-r138/ woka or bender. [ warranty period: 30 months after the date of delivery ]