S&C Electric Company

Time-Current Characteristic Curves

Fault Tamer® Fuse Limiters

For your convenience, S&C’s TCC Curves have been saved in Adobe® PDF and Microsoft® Excel formats. To view the PDFs online, you’ll need Adobe’s Acrobat® Reader® software, available for free download at Adobe’s website.

15 through 38 kV System Voltages
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting 3, 5, 7, 10, 15, 20 Fault Tamer TCC Number 450-8 PDF Excel
Total Clearing 3, 5, 7, 10, 15, 20 Fault Tamer TCC Number 450-8-3 PDF Excel

 

S&C Standard Speed (12 through 22 kV System Voltages)
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting 1, 2, 3, 5, 7, 10, 15, 20 Fault Tamer TCC Number 123-8 PDF Excel
Total Clearing 1, 2, 3, 5, 7, 10, 15, 20 Fault Tamer TCC Number 123-8-3 PDF Excel