Programmable current transducer, input: 0-1aac, range: 0-1aac, output: 4-20 ma dc (dual output) , accu,multifunction meter for metering panels (with rs485modbus) , input: on site programmable-voltage - 10

Programmable dc power supply (0-400 v, power- 15kw)

Power packs 230v ac input to 48 v dc output

Dc power supply source input 230 v ac, 50 hz, output 24 vdc, 68 vdc and 72 vdc, 10 amp, on/off switch and fuse with over voltage, overload and short circuit protection.

Contactor 3 pole, 32 amp. capacity suitable for 690 v, 50 hz ac, coil voltage 77-143 v dc with auxiliary contact 1 nc with surge suppressor as per rdso common bill of material vide rdso letter no. el/7.1.108/mssbc dt. 17/09/21

Circuit breaker dc supply, rating 10 a,250 v dc,1 pole with auxiliary contacts as per clw spec. no. clw/es/3/0037 alt. i or latest and abb doc. no. hbtb585555r1023 or latest. note:- latest alteration/specification will be applicable at the time of tender closing.

Current transducer input 0 to 5a,frequency transducer range 45 50 55,ac volt transducer 0 to 150v sn0659395452,ac volt transducer 0 to500kv sn0659395410,active p transducer 0 to 600mw sn0659395444,dc v transducer tra 430 input volt 0 10v dc,pf transducer 0.5lg-1-0.5ld sn0659395401,reactive p transducer190.52le-0-190.52la,reactive pwr transducer mvar 600 9 600,volt to current tran sducer input 0 to 60mv,current transducer,dual output 0 to 1a ac,8066 ac trnsdr 0 to 5a 4 to 20ma sn06593,cur tran input 0 to 1a output 4 to 20ma aux 220vdc,cur transdcr davr u55 1ph 2w input 110vac,volt transr input 0 to 50vdc aux 24vdc 2 output,mw tran model 8075 output 4 to 20ma rang 0 to 190,w tran aux 220vdc output 4 to 20 ma ct 3000 1,mw transr 0 to 1.797mw ctr2500 1 pt415 110v,voltage transducer dual output 0 5kv ac,v tran aux 240vac output 4 to 20 ma 0 to 25kv,3phase power factor trnd 8091 0.5le 1 0.5la,power transducer dual output 0 to 16mw,power transducer dual output 0 to 25 mw

Mpcb (motor protection circuit breaker), for ventilation fan unit 1& 2. thermal release range (rated current) 2.5-4 a, class: 10, breaking capacity: 50ka, pole: 3p, rated voltage: 415 v ac, 1no+1nc auxiliary contact block, conforming to rdso spec. no. rdso/pe/spec/ac/0192-2018 (rev.1).

Mpcb (motor protection circuit breaker), for ventilation fan unit 1& 2. thermal release range (rated current) 2.5-4 a, class: 10, breaking capacity: 50ka, pole: 3p, rated voltage: 415 v ac, 1no+1nc auxiliary contact block, conforming to rdso spec. no. rdso/pe/spec/ac/0192-2018 (rev.1).

Engineering, supply, erection, testing and commissioning of 33 kv power distribution, traction substation, auxiliary substations and 750 v dc third rail traction system for 4 underground metro stations from mominpur (excl.)-esplanade including tunnels and iim station including viaduct from joka (excl.)-iim section of diamond park-joka-esplanade corridor of metro railway, kolkata (west bengal), india