advantages of vvvf drives over non vvvf drives for EOT
cranes
Answers were Sorted based on User's Feedback
Answer / vinod
smooth start and stop.
no jerking of load.
exact posiitoning
better protection for motor.
high/low speed selection.
reliability of break shoe.
programmable break control.
easy circutry
reduction in controls
increases motor life
Is This Answer Correct ? | 20 Yes | 3 No |
Answer / sivaramakrishnan.s
Starting current is limited mostly to 1.5 times of motor
Full load current
as there is no contactor for power control maintenance is
less
Is This Answer Correct ? | 9 Yes | 2 No |
How two nos. 130 kw D.C motor get synchronise using D.C drive.
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41 Answers Armco, BEL, BGS, Biocon, BRB Cable, Crystalline Chemical Industries, DLF, Doshion, Electrical, Gold Roof, L&T, Lanco, MEIL, Oman Cables Industry SAOG, PK Services, Polycab, Sabic, SLV, System Electrical, Tata Motors, UEM, UMIC, Vega, Vertex, Voltas,
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