swl series worm screw elevator, screw jack, lift

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*) The holding torque is the torque on the input shaft which is required to prevent the load from being lowered.

1.9

1.1

0.75

0.5

0.5

0.3

0.1

Grease quantity

ZGN-1 or ZGN-2 (-20-+100)

Lubrication

5.20

4.15

2.15

1.67

1.67

0.82

0.45

Weight of lifting screw 100 mm (kg)

87

70.5

36

25

25

16.2

7.3

Weight without spindle or protection tube (Kg)

11

9

12.8

13

13

11.5

11

Running efficiency (%) (M)

18

16

19.5

20.5

20.5

23

33

Running efficiency (%)(P)

253

217

122

90

60

19.8

8.86

Starting torque/Handwind torque at max load (Nm)(M)

464

368

240

179

119

39.5

18

Starting torque/Handwind torque at max load (Nm) (P)

1640

1700

980

800

1000

770

400

820

850

490

400

500

385

250

Start torque on lifting screw at max load

0.625

0.5

0.5

0.5

0.5

0.292

0.250

Raise per revolution (mm) (M)

1.875

1.5

1.56

1.565

1.565

0.875

1.0

Raise per revolution (mm) (P)

32:1

32:1

24:1

24:1

24:1

24:1

24:1

Ratio (M)

32:3

32:3

8:1

23:3

23:3

8:1

6:1

Ratio (P)

Tr100*20

Tr90*16

Tr65*12

Tr58*12

Tr58*12

Tr40*7

Tr30*6

Lifting screw

350

250

200

150

100

20

25

Max Capacity (KN)

SWL35

SWL25

SWL20

SWL15

SWL10

SWL5

SWL2.5

Model

Detailed Product Description

 

Type    Size       Ratio   Type    Direction   End execution   Stroke    

SWL    2.5    -    M     -    1    -    A     -        II       -             250   -    F

 

Example

  F = Locked against rotation

8. Options

    2. Other bellows, specify in order

   1. PVC bellow

7. Bellows

 

    = mm

6. Stroke

 

    IV = Clevis end

    III = Threaded end

    II = Top flange

    I = Column end

5. Lifting screw end execution

 

    B = Inverted

    A = Upright

4. Direction of lifting screw

 

    P = High worm gear ratio with single start lifting screw

3. M = Low worm gear ratio with single start lifting screw

 

2. Size = 2.5, 5, 10, 15, 20, 25,35 (