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How the Spring charging with electrically / manually will affect the SF range of Breaker operation.

Spring charging is not affected the operation of SF breaker, it is a robust mechanical component. 
That concerns only the motor. 

There is no limitation but you must wait about 15s, it is the time necessary for the motor to charge the spring. 
It is recommend not more than 1 O/C cycle per minute in order to let time to dissipate the heating. 
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