| |
Detailed modification description |
| NN | Modification marking
Inter
Nat. | Diameter, MM | water expenditure: least Gmin, Cuba. ì/÷ | transition Gf, Cuba. ì/÷ | nominal Gn, Cuba. ì/÷ | greatest Gmax, Cuba. ì/÷ | threshold of sensitivity, Cuba. ì/÷ | construction length, MM | weight, kg | | 1 |
 50
50 | 50 | 0. 6 | 1. 8 | 15 | 60 | 0. 25 | 200 | 8. 5 | | 2 |
65
65 | 65 | 1. 0 | 2. 0 | 25 | 90 | 0. 30 | 200 | 11 | | 3 |
80
80 | 80 | 1. 4 | 3. 2 | 45 | 140 | 0. 35 | 225 | 15 | | 4 |
100
100 | 100 | 2. 0 | 4. 8 | 70 | 200 | 0. 60 | 250 | 19 | | 5 |
150
150 | 150 | 4. 5 | 12. 0 | 150 | 500 | 1. 70 | 300 | 36 | | 6 |
200
200 | 200 | 8. 0 | 20. 0 | 350 | 700 | 4. 0 | 350 | 50 | |
