Tender Description:
Item Description: supply and installation of vf drive for eot crane 50/10 t suitable for 45kw mh drive motor .equivalent to yaskawa varispeed g7 series, 400 v class, rated out pu t kva :74 kva,rated output current: 97 amp, max output voltage: 380/480 v, rated outpu t frequency: 400 hz by parameter settings,allowable voltage fluctuation -15 to+10% , allowable frequency fluctuation: +/-5%, 12 pulse input,speed control range: 1:200 ( open loop vector 2 control),1:1000 (flux vector control), torque characteristics: 1 50%/0.3 hz (open loop vector 2 control), 150%/0 min-1 (flux vector control) braking to rque: approx: 125% when using braking resistor, control method: sine wave pwm.no te: firm has to install the vf drive in the existing control panel by removing existin g unit and retrofit and adjust all the parameters as per the load speed requireme nts on the eot crane with no load and maximum load connected.make: yaskawa vari speed g7 or schneider equivalent model atv71hd45n4 or abb equivalent model acs 55 0-01 0871-4. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]
Dates:
Published on
Aug. 14, 2024, 10:46 p.m.
Bid Opening Date
Aug. 28, 2024, 4:30 p.m.
Doc Download started
Aug. 14, 2024, 10:46 p.m.
Doc Download ended
Aug. 28, 2024, 4:30 p.m.