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in Industry Electrical Systems-II by
Compare individual and group drive on any four points.  

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1 Answer

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S.No.
Point
Individual Drive
Group Drive
1 Definition
In this type of drive each machine has its own separate electric drive (motor). It may be directly coupled or indirectly coupled
In a group drive single large capacity electric drives is used to run number of machines through a long common shaft.  
2 Initial Cost
High
Less
3 Flexibility
More Flexibility
Less Flexibility
4 Safety
It is more safe
It is less Safe
5 Reliability
It has high reliability
It has less reliability
6 Space required
More
Less
7 Overload Capacity
Less
Higher
8 Maintenance cost
More
Less
9 Speed control
Easily possible
Difficult
10 Mechanical Power transmission losses
Less losses
More Losses
11 Addition/Alternation
Easily possible
Easily not possible
12 Total HP
More
Less
13 Appearance
Good
Not good
14 Any one application of each
Lathe Machine (Similar application will be consider)
Textile Industry (Similar application will be consider)

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