Tender For supply of igbt (insulated gate bipolar transistor) is a three-terminal semiconductor device (gate,collector, emitter) that combines the high-speed switching of a mosfet with the low saturation voltage of abipolar junction transistor (bjt). specifications: (1) model no:ff1400r17ip4 (2) voltage : 1700 v (3) current :1400 a (4) repetitive peak collector current : 2800 a (5) collector-emitter saturation voltage : 1.75 v to 2.2v @ 1400a, 15v (6) gate-emitter peak voltage :20 v (7) module type: half-bridge (dual switch). (8) operating temperature: -40 to 150 ?c. (9) internal gate resistor: 1.6 ohm. (10) series/package: prime pac 3.make: infineon, mitsubishi, semikron, abb. [ warranty period: 12 months after the date of delivery ]
Tender For proposed research facility (r&d / laboratory building alongwith auditorium) for sameer at bengal silicon valley, tech hub sv-20, aa-ii, new town, rajarhat. sh construction of workshop building for sameer at bengal silicon valley tech hub sv-20 aa-ii, fans & electrical fittings, ac system ic fire fighting and fire alarm, lift and earthing. sw construction of compressor room with ms truss and ms railing, aluminium partition with glazing in workshop building and removing and refixing of structural glazing for entry of electronicsequipment.
Tender For proposed research facility (r and d / laboratory building alongwith auditorium for sameer at bengal silicon valley, tech hub sv-20, aa-ii, new town, rajarhat, sh construction of workshop building (gplus1) for sameer at bengal silicon valley tech hub sv-20, aa-ii, fans and electrical fittings, ac system, ic fire fighting and fire alarm, lift and earthing sw construction of compressor room with ms truss and ms railing, aluminium partition with glazing in workshop building and removing and refixing of structural glazing for entry of electronicsequipment.
Tender For corrigendum : tender for supply of material for 220kv switchyar -male contact assembly isolator seimens cgl g nandi make 220 kv 1250 amps , female contact assembly isolator seimens cgl g nandi make 220 kv 1250 amps , triad signal cable conductor 1.5mm2 multistanderd , signal cable conductor for 1.5 mm2 multistanderd a , 10cx1.5 sq mm flexible control cable epr , control cable conductor 2.5 mm2 multistanderd anne , 1.1kv control cable for size 2cx2.5 sq cable as per is-1554 part make sight sound electronics , 220kv circuit breaker mechanism of type gl314220 kv areva make , 220 kv abb make circuit breaker mechanism , timer on delay a1d1 x 0.3s 30m setting 2 sec of centrifuging machine , jointing kit 1.1 kv pvc 4c x 1.5 sq mm , jointing kit 1.1 kv pvc 10c x 1.5 sq mm , jointing kit 1.1 kv pvc 4c x 2.5 sq mm , closing and tripping coil for breaker 220v dc , high speed tripping relay type vajh 13yf a 220 v dc 2no + 2nc , erthing link rod for 220 kv switchyard , contactor lc1e120 ith 150a ui 690v uimp 8 kv 3ph schneider make , fuse sc b mann 160a 690vac high speed semiconductor fuse , fuse base iso 690vac 100a sa06539802 fuse base isolator with pre isolating and blown fuse , relay contactor auxiliare 220v dc ac 15 10a 230v 31e 3no+1nc siemens , contactor relays (auxiliary contactors) size s00 range 10a type no. 3rh2131 1an20 in build 3no+1nc coil voltage 220v ac make siemens , siemens relay contactor 240v 4no+4nc