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 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.
Tender For corrigendum : supply, erection, testing and commissioning of 1x8 mva prtr with associated equipments, structures, breakers, control and relay panels, 110 v battery set and earthing system etc for the establishment of new 33/11 kv serakulam ss in tuticorin edc. - fabrication, manufacture, supply, erection, testing and commissioning of 33/11kv substation with 1 x 8 mva power transformers, associated structures, equipments, accessories, control panels etc at serakulam village in tuticorin edc in tirunelveli region on total turnkey basis
Tender For corrigendum : supply of eil d d - e4953196 numerical relays 01-sg4950387111-numerical o_slash_c and e_slash_f relay for incomer_slash_tie_slash_bc as per annexure-a it-001 _50_slash_51_slash_50n_slash_51n_slash_25_ , 02- sg4950387120-numerical trafo protection relay as per annexure-a it-002 _50_slash_51_slash_50n_slash_51n_. , 03-sg4950387138- numerical o_slash_c and e_slash_f relay for capacitor feeder_slash_og as per annexure-a it-003. , 04- sg4950387146-numerical motor protection relay as per annexure-a it-004. , 05-sg4950387154-numerical motor differential _slash_ ref. protection relay as per annexure-a it-005 , 06-sg4950387162-numerical line diff relay as per ann-a it-006 , 07-sg4950387170- numerical motor protection relay with reverse power function as per annexure-a it-007. , 08- sg4950387189-numerical under voltage relay as per annexure-a it-008. , 09-sg4950387219-ethernet switches _24 cu plus 4 fo_ as per ann-a it-009. , 10- sg4950387227-cat-6 cable as per ann-a it-010. uom- meters , 11-sg4950387235-fo cable as per ann-a it-011. uom-meters , 12-sg4950387243-data concentrator panel as per ann-a it-012. , 13-sg4950387251-human machine interface _hmi_as per ann-a it-013. , 14- sg4950387278-relay parameterization device for dc as per ann-a it-014. , 15-sg4950387286-global positioning device as per ann-a it-015. , 16- sg4950387294-report printing device as per ann-a it- 016. ) /bid number : gem/2026/b/7405586 * /dated: 31-03-2026 & & / bid document 1 / 18
Tender For supply of power contactor 70 amps, triple pole with auxiliary contacts 2 no / 2nc, operatingcoil voltage 415 v ac, 50 hz to catalogue no. 3tf-47-72-0a with suitable overload relay siemens make or exactly equivalent (including physical dimensions) of abb make (catalogue no. b75-30-00+ca7 22e) or l&t make (catalogue no. mnx70st19002), confirming to is/iec 60947, part 4/sec 1. as per rcfspecification no. edts-041 (rev.-b). approved make as per bill of material. [ warranty period: 30 months after the date of delivery ]