three -screw pumps A1 3V, A2 3V, A3 3V, A5 3V, A3, A3, A3, A3, A3 3VX2 are made for installation in technological lines for supplying fuel and pumping petroleum products ( general -industrial pumps ). Three -screw pumps are characterized by high indicators of reliability, efficiency, low noise when working on pure mineral oils (high -dried hydraulics pumps).
the structure of the symbol
a 1 3v 125/16-90/6.3 B-2 TU 26-06-1546-89
a - a constructive sign of the pump
1 - execution
3v 125/16 - designation of the pump according to GOST 20883
90 - the pump supply in the unit, m 3 /h < Br Style = "Margin: 0px; Padding: 0px;" />
6.3 - pump pressure in the unit, kgf/cm 2
b - the material of the prototype - bronze
2 - engine execution
TU 26-06-1547-89 -designation of technical conditions
| A3 3V 8/63-11/63B-1 | 11.52 | 63 | 5 | 2900 | 30 |
| A3 3V 8/63-11/63b | 11.52 | 63 | 5 | 2900 | 30 |
| A3 3V 320/25-125/25B | 125 | 25 | 5 | 1450 | 132 |
| A3 3V 320/25-125/25B-1 | 125 | 25 | 5 | 1450 | 132 |
| A3 3V 8/160-8/160b | 10 | 160 | 5 | 2900 | 75 |
| A3 3VX2 320/16-250/10B | 252 | 10 | 5 | 1450 | 132 |
| A3 3VX2 320/16-250/10B | 252 | 10 | 5 | 1450 | 110 |
| A3 3VX2 400/16-320/10B | 324 | 10 | 5 | 1450 | 132 |
| A3 3VX2 500/10-400/10B | 400 | 10 | 5 | 1450 | 132 |
| A3 3VX2 500/10-400/10B | 400 | 10 | 5 | 1450 | 160 |
