23 January 2021
The Short Circuit Current Rating (SCCR) for Altistart 48 Range of Soft Starters is as follows:
For Q series:
1. SCCR for ATS 48D17x to ATS 48C32x is 50 KA.
2. SCCR for ATS 48C41x to ATS 48M12x is 70 KA.
For Y series:
1. Refer attachment for the Short Circuit Protection Device (Type 1 Coordination).