Model

number parameter

item

CYJ5-2.1-13HB

CYJ6-2.5-26HB

CYJ8-3-37HB

Rated load of the suspension center(kN)

50

60

80

Stroke(m)

2.1;1.8;1.5

2.5;2.1;1.7

3;2.5;2.1

Frequency of stroke(min^-1)

12;9;6

12;9;6

9;7;5

Crank rotating direction

In face of the pumping unit, the well head is at the side of the right hand. Then revolve the crank counterclockwise

Speed reducer

Resultant gear ratio

JLH -750

JLH -850

JLH -850

Resultant of torque

31.714

28.27

28.27

Retemoment of torque(kN·m)

26

37

37

Electric motor

Model number

Y225S-8

YCY225M-8

YCY225M-8

Power(kW)

18.5

18.5

22

Rotationalspeed(r/min)

970

730

730

Structuralunbalance(kN)

+0.15

0

+0.67

Weight of complere appliance(t)

7.7

10.6

15

Measurement(m)

6.35×1.54×5.23

7.55×1.804×6.44

8.142×2×7.2