Latest Tender Detail from northern railway NR for the tender for testing of electrical variable voltage variable frequency, supply, fitment, installation, commissioning and testing of electrical variable voltage variabl e frequency ac drive rating-7.5kw/5.5kw, 3-phase 380-500 vac, 50/60 hz, dc power supply: 510-680 vd c (cimr- ad4a0018fma). salient features: operation mode selection ,dc injection braking and short circui t braking ,speed search ,delay timer ,pid control ,dwell function ,energy saving ,acceleration and decele ration times ,slip compensation ,torque compensation ,carrier frequency ,frequency upper/lower limit , torque control ,jump frequency. main control functions: torque control, drop control, speed/torque contr ol switch, feed forward control, zero servo control, momentary power, loss ride- thru, and speed search, over torque detection, torque limit. speed control range: v/f control 1:40,open loop vector control 1:200 , open loop vector control for pm 1:20 ,closed loop vector control for pm 1:1500 ,v/f control with pg 1:40 , closed loop vector control 1:1500 ,advanced open loop vector control for pm 1:100. output overload tol erance: nd rating: 120% of rated output current for 60s, hd rating: 150% of rated output current for 60 s (rerating may be required for repetitive loads).protection design:ip00 open-chassis, ul type 1 enclosure. a mbient temperature (open-chassis): 10 to +50 degree celsius. standard compliance: ul508c, iec/en6180 0, iec/en61800-5-1, two safe disable inputs and 1edm output according to iso/en13849-1 cat.3 pld, iec/e n61508 sil2.nominal input current (nd):17.5 amp. nominal input current (hd): 14.8 amp. output power r ating (nd):7.5kw.output power rating (hd):5.5kw.frequency control range: 0-400hz.motor power-7.5/5.5 k w.emc filter class c2 integrated. braking of standstill by dc injection. suitable rating of dbr to be provided with the drive. make: -yaskawa /schnieder /abb/siemens/mitshubish/similar. - warranty period: 30 month s after the date of delivery -quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs in lucknow, uttar pradesh,. Reference number 16710455. Don't miss out on this chance to be part of a significant project. Register for free today to access the complete tender details and download the necessary documents. Seize the opportunity with Tender 18!
Looking For Complete Tender Bidding Consultancy? Our Technical Experts Will Help You Prepare And Submit Your Tender Successfully.