SM Refill Units Time-Current Characteristic Curves
S&C Standard Speed
| Curve Type |
kV Nom. Ratings |
Fuse Type |
TCC Number |
PDF |
Excel |
| Minimum Melting |
All |
SM-4 and SM-5 |
TCC Number 153-4 |
|
|
| Total Clearing |
4.6 through 14.4 |
SM-4 and SM-5 |
TCC Number 153-4-2 |
|
|
| Total Clearing |
25 and 34.5 |
SM-4 and SM-5 |
TCC Number 153-4-4 |
|
|
S&C Standard Speed for VTs
| Curve Type |
kV Nom. Ratings |
Fuse Type |
TCC Number |
PDF |
Excel |
| Minimum Melting |
All |
SM-4 and SM-5 |
TCC Number 115-4 |
|
|
| Total Clearing |
4.6 through 34.5 |
SM-4 and SM-5 |
TCC Number 115-4-4 |
|
|
S&C Slow Speed
| Curve Type |
kV Nom. Ratings |
Fuse Type |
TCC Number |
PDF |
Excel |
| Minimum Melting |
All |
SM-4 and SM-5 |
TCC Number 119-4 |
|
|
| Total Clearing |
4.6 through 14.4 |
SM-4 and SM-5 |
TCC Number 119-4-2 |
|
|
| Total Clearing |
25 and 34.5 |
SM-4 and SM-5 |
TCC Number 119-4-4 |
|
|
S&C Coordinating Speed
| Curve Type |
kV Nom. Ratings |
Fuse Type |
TCC Number |
PDF |
Excel |
| Minimum Melting |
All |
SM-4 |
TCC Number 179-4 |
|
|
| Total Clearing |
14.4 |
SM-4 |
TCC Number 179-4-2 |
|
|
S&C Coordinating Speed
| Curve Type |
kV Nom. Ratings |
Fuse Type |
TCC Number |
PDF |
Excel |
| Minimum Melting |
All |
SM-5 |
TCC Number 173-4 |
|
|
| Total Clearing |
7.2 and 14.4 |
SM-5 |
TCC Number 173-4-2 |
|
|
S&C Capacitor Speed
| Curve Type |
kV Nom. Ratings |
Fuse Type |
TCC Number |
PDF |
Excel |
| Minimum Melting |
All |
SM-5 |
TCC Number 174-4 |
|
|
| Total Clearing |
14.4 |
SM-5 |
TCC Number 174-4-2 |
|
|