The total promotion quantity of new pattern energy saving pumping unit is up to 7124 units, which has function of prominent energy saving.
1. Compared with conventional pumping unit, motor power drops 50 percent, active energy saving is more than 30%.
2. Long stroke, slow stroke rate, deep well pumping effect. Simple structure, light weight.
3. Inheriting the advantages of conventional pumping unit, oil workers could operate well.