The belt pumping unit is a purely mechanical driven pumping unit. It is especially suitable for large pumps for lifting fluid, small pumps for deep pumping and heavy oil recovery, widely used around the world. Being equipped with international advanced technology, the pumping unit always brings satisfied economic benefits to users by offering high efficiency, reliability, safe performance and energy saving.
Main Parameters for Belt Pumping Unit:
Model Parameters | | 500 | 500A | 500B | 600 | 600A | 700A | 700B | 800 | 900 | 1000 | 1100 | 1150 | 1200 |
Max.polished rod load, t | 8.0 | 8.0 | 8.0 | 10.0 | 10.0 | 12.0 | 12.0 | 14.0 | 16.3 | 20 | 22.7 | 22.7 | 27.2 |
Reducer casing torque, kN.m | 13 | 13 | 13 | 18 | 13 | 26 | 26 | 26 | 37 | 37 | 37 | 37 | 53 |
Motor power, kW | 18.5 | 18.5 | 18.5 | 22 | 22 | 37 | 37 | 45 | 55 | 75 | 75 | 75 | 110 |
Stroke length, m | 4.5 | 3.0 | 8.0 | 5.0 | 3.0 | 6.0 | 6.0 | 7.0 | 7.3 | 8.0 | 7.8 | 9.3 | 7.8 |
Max. strokes per minute, min-1 | 5.0 | 5.0 | 3.2 | 5.1 | 5.0 | 4.3 | 4.3 | 3.7 | 4.3 | 3.9 | 4.1 | 3.4 | 4.1 |
Min. strokes per minute, min-1 | Very low |
Counterbalance base weight, t | 1.7 | 1.7 | 1.7 | 2.9 | 2.9 | 2.9 | 2.9 | 3.3 | 3.8 | 3.9 | 4.5 | 4.5 | 5.4 |
Counterweight-Max. Aux. | 3.5 | 3.5 | 3.5 | 4.7 | 4.7 | 6.8 | 6.8 | 8.1 | 9.9 | 11.5 | 13.7 | 13.7 | 16.2 |
Pumping unit weight, t (without concrete base) | 11.0 | 10.0 | 12.0 | 12.0 | 11.0 | 15.6 | 15.6 | 16.6 | 21.0 | 24.0 | 26.5 | 27.0 | 28.0 |
Working temperature | -40℃~59℃ |
Electromagnetically automatic braking protective system | Optional | Yes | No | Yes |
