EWS /EWF series Spring Balancers with safety device
These series feature fully enclosed housing, fall-arrest device, and manual drum locks, plug type cable set, cartridge spring assembly, worm gear spring adjustment. The exposed part of the drum is minimized to ensure worker safety. The fall-arrest device prevents a suspended object from dropping even in the unlikely event that the spring breaks.
- For suspending electrical devices, jigs, tools, and materials for processed goods.
- Centering operations.
- Balancing device for various kinds of equipment.
|
Model |
capacity (kg) | Stroke (m) | Wire rope diameter (Φmm) | Mass(kg) | How to adjust spring tension | Fall-arrest device | Drum lock device |
|
EWS-3 |
1.5~3.0 | 1.3 | 3.0 | 1.9 | Worm | • | • |
|
EWS-5 |
3.0~5.0 | 1.3 | 3.0 | 2.1 | • | • | |
|
EWS-7 |
5.0~7.0 | 1.3 | 3.0 | 2.1 | • | • |
|
Model |
capacity (kg) |
Stroke (m) | Wire rope diameter (Φmm) |
Mass (kg) |
How to adjust spring tension | Fall-arrest device | Drum lock device |
|
EWF-9 |
4.5~9.0 | 1.3 | 4.0 | 3.5 | Worm | • | • |
|
EWF-15 |
9.0~15.0 | 1.3 | 4.0 | 3.8 | • | • | |
|
EWF-22 |
15.0~22.0 | 1.5 | 4.76 | 7.3 | • | • | |
|
EWF-30 |
22.0~30.0 | 1.5 | 4.76 | 7.7 | • | • | |
|
EWF-40 |
30.0~40.0 | 1.5 | 4.76 | 9.7 | • | • | |
|
EWF-50 |
40.0~50.0 | 1.5 | 4.76 | 10.1 | • | • | |
|
EWF-60 |
50.0~60.0 | 1.5 | 4.76 | 11.1 | • | • | |
|
EWF-70 |
60.0~70.0 | 1.5 | 4.76 | 11.4 | • | • | |
|
EWF-90 |
70.0~90.0 | 2.0 | 4.76 | 21.9 | • | • | |
|
EWF-105 |
85.0~105.0 | 2.0 | 4.76 | 24.0 | • | • | |
|
EWF-120 |
100.0~120.0 | 2.0 | 4.76 | 27.5 | • | • |
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