Superconducting Tubes for Current Limiters
Characteristic
Formula: Bi1.8Pb0.26Sr2Ca2Cu3O10+x (2223 phase)
Density: > 5.0 g/cm3
Critical temperature: 108 K
Superconducting BiPbSrCaCuO (Bi–2223 phase) ceramic tubes and rings are suitable for inductive fault current limiters developed for power transmission networks.
Product range – Superconducting Tubes for Current Limiters
| Self-field critical current density (77 K) | 300 A/cm2 - 800 A/cm2 |
| Inner diameter | 10 mm - 60 mm |
| Length | 10 mm - 120 mm |
| Type | Inner dia. | Length | Wall thickness (approx.) | Self-field critical current density (77 K) | Critical current in tangential direction (77 K) |
|---|---|---|---|---|---|
| CST-10/10.2 | 10 mm | 10 mm | 1.0 mm | 500 A/cm2 | 50 A |
| CST-15/15.2 | 15 mm | 15 mm | 1.5 mm | 500 A/cm2 | 112 A |
| CST-21/120.1 | 21 mm | 120 mm | 2.5 mm | 300 A/cm2 | 900 A |
| CST-21/120.2 | 21 mm | 120 mm | 2.5 mm | 500 A/cm2 | 1,500 A |
| CST-21/120.3 | 21 mm | 120 mm | 2.5 mm | 800 A/cm2 | 2,400 A |
| CST-33/48.1 | 33 mm | 48 mm | 2.5 mm | 300 A/cm2 | 360 A |
| CST-33/48.2 | 33 mm | 48 mm | 2.5 mm | 500 A/cm2 | 600 A |
| CST-33/48.3 | 33 mm | 48 mm | 2.5 mm | 800 A/cm2 | 960 A |
| CST-34/70.1 | 34 mm | 70 mm | 2.0 mm | 300 A/cm2 | 420 A |
| CST-34/70.2 | 34 mm | 70 mm | 2.0 mm | 500 A/cm2 | 700 A |
| CST-34/70.3 | 34 mm | 70 mm | 2.0 mm | 800 A/cm2 | 1,120 A |
| CST-60/100.1 | 60 mm | 100 mm | 2.5 mm | 300 A/cm2 | 750 A |
| CST-60/100.2 | 60 mm | 100 mm | 2.5 mm | 500 A/cm2 | 1,250 A |
| CST-60/100.3 | 60 mm | 100 mm | 2.5 mm | 800 A/cm2 | 2,000 A |