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What is the Short Circuit rating of LU2B starters in TeSys U as per UL508 TypeE specification.

The Short Circuit rating of LU2B starters in TeSys U as per UL508 TypeE specification is as follows: 

 
Voltage (V AC) Short Circuit Rating (KA)
440 50
500 10
690 4
 
The breaking capacity can be increased by using the limiters like LA9LB920 with TeSys U power base. Refer below snapshot.
 
 

 

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