Pulley-type automatic tensioning device
for high-speed rail
Pulley-type automatic tensioning device
Function and use
Device using pulley and tension weight to maintain consistent sag of contact wire and messenger wire by compensating for temperature fluctuations
| Product Category | Product |
|---|---|
| Pulley-type automatic tensioning device | Pulley-type automatic tensioning device for high-speed rail |
Types and Specifications
| Category | Category | Nominal Force Amplification Ratio (Tension:Counterweight) | Standard Operating Tension (kN) | Maximum Dead-End Span Length (m) | Drawing |
|---|---|---|---|---|---|
| Automatic tensioning device for high-speed rail (Pulley-type) | PTD-2.0 | 5 : 1 | 20 | 1,500 | Drawing 1 |
| PTD-2.6 | 5 : 1 | 26 | 1,500 | ||
| PTD-2.3 | 5 : 1 | 23 | 1,500 | ||
| PTD-3.4 | 5 : 1 | 34 | 1,500 | Drawing 2 |