HSJ series worm gear screw jack specification

Type

HSJ20

HSJ50

HSJ100

Maximum hoisting force (kN)

20

50

100

Screw thread size (mm)

Tr30x6

Tr40x7

Tr55x8

Worm wheel and worm screw drive ratio

V1

1:6

1:7

1:8

L1

01:24

01:28

01:24

Worm screw travel per turn (mm)

V1

1

1

1

L1

0.25

0.25

0.25

Maximum allowable power (kW)

V1

1.14

2.2

3

L1

0.55

1.1

2.2

Start torque with full-load (Nm)

V1

18

48.5

100

L1

6.7

20

41

Start efficiency

V1

0.19

0.18

0.18

L1

0.12

0.11

0.11

Operation efficiency at 1500 rpm

V1

0.33

0.32

0.33

L1

0.24

0.23

0.23

Start torque with no-load (Nm)

V1

0.4

0.84

2.1

L1

0.29

0.59

1.4

Housing material

Ductile iron

Note: All the series products operating