E-SERIES METRIC STAINLESS STEEL MACHINE SCREW JACKS
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Basic Information
Model |
Capacity (kN) |
Lifting Screw |
Weight with stroke of 150mm (kg) |
Weight for each additional 25 mm stroke (kg) |
Models 3D / 2D CAD |
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OP |
ST |
SC |
Diameter |
Lead |
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SE2501 |
3.3 |
6.6 |
10 |
20 mm |
5 mm |
2.27 |
0.13 |
|
SE1802 |
8.25 |
16.5 |
25 |
30 mm |
6 mm |
8.17 |
0.21 |
|
SE1805 |
16.5 |
33 |
50 |
40 mm |
9 mm |
15.88 |
0.32 |
|
SE1810 |
33 |
66 |
100 |
55 mm |
12 mm |
24.72 |
0.57 |
|
SE1820 |
66 |
132 |
200 |
65 mm |
12 mm |
45 |
0.86 |
|
SE1830 |
100 |
200 |
300 |
95 mm |
16 mm |
86 |
1.58 |
|
OP |
Operating |
ST |
Sustaining Tension |
SC |
Sustaining Compression |
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Note: |
For a higher operating capacity a plated worm shaft can be used instead of a stainless steel worm shaft. Consult Power Jacks for details. |
Performance Information
Gear Ratio - Option 1
Screw Jack |
Worm Gear Ratio |
Turn of worm for travel of lifting screw |
Maximum Input Power (kW) |
Start-up Torque at full load (Nm) |
Static Efficiency |
Dynamic Efficiency |
SE2501 |
5:1 |
1 for 1mm |
0.375 |
2.3 |
0.233 |
0.306 |
SE1802 |
6:1 |
1 for 1mm |
1.5 |
6.5 |
0.201 |
0.264 |
SE1805 |
6:1 |
1 for 1.5mm |
3.0 |
18.5 |
0.213 |
0.281 |
SE1810 |
8:1 |
1 for 1.5mm |
3.75 |
38.2 |
0.206 |
0.272 |
SE1820 |
8:1 |
1 for 1.5mm |
3.75 |
87 |
0.181 |
0.242 |
SE1830 |
10 2/3:1 |
1 for 1.5mm |
6.0 |
160 |
0.149 |
0.205 |
(for keyed and anti-backlash models consult Power Jacks) |
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Gear Ratio - Option 2
Screw Jack |
Worm Gear Ratio |
Turn of worm for travel of lifting screw |
Maximum Input Power (kW) |
Start-up Torque at full load (Nm) |
Static Efficiency |
Dynamic Efficiency |
SE2501 |
20:1 |
4 for 1mm |
0.19 |
1.0 |
0.130 |
0.194 |
SE1802 |
24:1 |
4 for 1mm |
0.375 |
2.9 |
0.115 |
0.167 |
SE1805 |
24:1 |
4 for 1.5mm |
0.55 |
8.4 |
0.117 |
0.172 |
SE1810 |
24:1 |
2 for 1mm |
1.125 |
19.9 |
0.132 |
0.190 |
SE1820 |
24:1 |
2 for 1mm |
1.125 |
45 |
0.116 |
0.169 |
SE1830 |
32:1 |
2 for 1mm |
1.9 |
95 |
0.084 |
0.128 |
(for keyed and anti-backlash models consult Power Jacks) |
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Model Numbers
Prefix |
Model Type |
Series |
Model |
Stroke (mm) |
Suffix |
K = Keyed Lifting Screw S = All Stainless Steel Screw Jack |
Translating Screw Jacks Rotating Screw Jacks |
E |
Translating Screw Jacks Upright = As Above e.g. 1805 Inverted = Decrease model number by 1, e.g. 1804 Anti-Backlash = Replace first digit of model number by 4, e.g. 4805 Rotating Screw Jacks Increase model number by 1, e.g. 1806 |
XXXX |
1 = Option 2 Gear Ratio B = Bellows Boot G = Second Guide L = Left Hand Worm Shaft Only R = Right Hand Worm Shaft Only X = No Bottom Pipe, Guide Bush Instead |
