Tender For construction of relay room and battery room in connection with - 1) interlocking of lc gates no. 4 at km 860/6-7 between wani - kayar section. under ph-29, pink book -2024-25.( project id - 01.03.29.25.3.52.001) 2) interlocking of lc gates no. 38 at km 741/6-7 and lc gate no. 49 at km 764.805 between morshi - warud section. under ph-29, pink book - 2024-25 ( project id -01.03.29.25.3.52.002)
Tender For composite work of survey, design, supply, installation, testing & commissioning of automatic signalling work using multi section digital axle counter for continuous track circuiting along with electronicinterlocking in auto huts and alteration in existing electronic/relay interlocking at adjoining stations with associated works including construction & electrification of mid section auto block hut (s&t service building) between sewagram-balharshah section of nagpur division of central railway.
Tender For (a) 3 phase direct on line starter with 2 sets of 3 pole / 4 pole contactors (2 sets ac contactor coils, 25 amp each), each set controlled separately by 415v. 50hz ac contactor coils. one set of contactor coil is to be controlled by the forward direction of rotation through an inching type push button and the other set through another inching button to control the reverse direction of 7.5 hp, 3phase,50hz, 415volts, ac motor. there must be electrical interlocking contact to prevent both set of contactors to close simultaneously. each of above push buttons should have one normally closed auxiliary contact and one stop push buttons are required. the starter shall be complete with over load, shall be wired and shall be provided with power plug and socket with locking arrangement. each starter is to be provided with 2 nos. power plug and sockets and 2 nos. of control plug and sockets. maximum dimension of the starter should not excessed 280mm (b) x 430mm (l) x 175mm (t) irrespective of dimension. (b) supply and installation of material for 7.5 hp dol starters (individual) in sl no. (a) of 25t universal jmp jack :-(i) up indicating led lamp 415v ac (red) qty-1 no. (ii) down indicating led lamp 415v ac (red) qty-1 no. (iii) trip indicating lamp 415v ac (amber) qty-1 no. (iv) ) 415v ac 2no+2nc fs-c 45mm control relay qty-1 no. (v) 3 phase (ryb) indicating led lamp, (vi) reset button to release overload relay in case of tripping qty-1 no. & (vii) 30a 3 way terminal block qty-2 nos. (1 set consisting of sl no. i to vii) (1 set complete modified starter consisting of sl no. a & b). make :c&s/l&t/havells.
Tender For comprehensive annual maintenance contract of electronicinterlocking system of "kyosan" make installed at kcn, mja and und stations and 3 nos. auto relay huts between pcoi-kcn section of prayagraj division for a period of three years.