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What is the Main difference between the trip unit of Type Micrologic 2.2 and trip unit of type Micrologic 2.3 used with NSX MCCB ?

the Main difference between the trip unit of Type Micrologic 2.2 and trip unit of type Micrologic 2.3 used with NSX MCCB is in the usable rating range as explained in the following:

- Micro logic trip unit of type 2.2 is used with NSX MCCB of frame size ratings 100 A / 160 A / 250 A

- Micro logic trip unit of type 2.3 is used with NSX MCCB of frame size ratings 400 A / 630 A
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