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e)Slitting

SLITTING: The busbars should be slit according to the picture for better joint and alignment.







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e) Torque

TORQUE: When terminating busbars at the terminals, they should be tightened with “Conical Spring Washer DIN 6796-X Spring Steel” x = dia of corresponding bolt in mm. These are locally available. The tightening torque of the bolts used for tightening the busbars should be of 8.8
class as per the following table :

Fig:Torque table



Fig Top view & side view of washer

Fig Front view of washer



Fig: different nuts & bolts used for busbars


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d)Bending

D)BENDING: The bending radius for busbar should be as follows


Fig: Bending radius table


Fig:Bending redius diamension


Fig:Bending process on machine


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c) Joints

C) JOINT: When joining busbars, the overlap of the busbars must be equal to the width of the busbar








Fig:Example of joints

b)Disposition

Disposition: The busbars are to be disposed at the terminals in the following manner after which auto minimum gap equal to the thickness of the busbars to be maintained during the subsequent run.


Fig:With two bus bars (Observe the clearence & overlapping area)



Fig:With four bus bars



Fig:Good example of vertical busbars



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