TAPERED THREE-WAY – TR
Characteristics:
- Measurement: DIN 18379
- Sheet type: galvanized
- Connection method: seam lock, spot weld
- Standard design: k = 30 mm, m = 30 mm, n = 30 mm,
- r1 = 120 mm, r2 = 120 mm
- Endings: P20, P20 LR, P30, P30 LR, bare end, outward bending
- Leakproofness standard: Class A, Class B, Class C
- Stiffeners: available in larger dimensions
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Tapered three-ways are terminated with frames made of profiles and are additionally reinforced with transverse sheet corrugation. The tapered three-way features a branch at an angle of 90° and reduction of the main duct.
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| A (mm) | B (mm) | C (mm) | D (mm) | L (mm) | e (mm) | Area (m2) |
| 200 | 300 | 200 | 300 | 600 | 100 | 1,00 |
| 300 | 600 | 400 | 500 | 800 | 200 | 1,72 |
| 400 | 500 | 300 | 700 | 1000 | 200 | 2,17 |
| 500 | 600 | 400 | 700 | 1000 | 200 | 2,60 |
| 600 | 800 | 600 | 700 | 1000 | 200 | 3,25 |
| 600 | 900 | 500 | 800 | 1100 | 400 | 3,93 |
| 800 | 800 | 500 | 900 | 1200 | 300 | 4,47 |
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