Positrol® Fuse Links Time-Current Characteristic Curves

S&C Standard Speed
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 123-6
Total Clearing 1 through 200 Fuse Link TCC Number 123-6-2

 

 

S&C “K” Speed
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 165-6
Total Clearing 6K through 200K Fuse Link TCC Number 165-6-2

 

 

S&C “T” Speed
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 170-6
Total Clearing 6T through 200T Fuse Link TCC Number 170-6-2

 

 

S&C “KSR” Speed No longer available.
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 171-6
Total Clearing 3KSR through 200KSR Fuse Link TCC Number 171-6-2

No longer available. No longer available; TCC data for reference only.

 

 

S&C “QR” Speed
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 166-6
Total Clearing 1QR through 200QR Fuse Link TCC Number 166-6-2

 

 

S&C “DR” Speed No longer available.
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 175-6
Total Clearing 3DR through 20DR Fuse Link TCC Number 175-6-2

No longer available. No longer available; TCC data for reference only.

 

 

S&C “N” Speed
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 167-6
Total Clearing 5N through 200N Fuse Link TCC Number 167-6-2

 

 

S&C Coordinating Speed
Curve Type Ampere Ratings Fuse Type TCC Number PDF Excel
Minimum Melting All Fuse Link TCC Number 172-6
Total Clearing 101, 102, 103 Fuse Link TCC Number 172-6-2