EWS /EWF SERIES SPRING BALANCERS WITH SAFETY DEVICE
EWS /EWF series Spring Balancers with a safety device (capacity: 1.5kg to 160kg)
These series feature fully enclosed housing, fall-arrest device, and manual drum locks, plug type cable set, cartridge spring assembly, worm gear spring adjustment.
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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 Dia. (Φmm) | Mass (kg) | How to adjust | Fall-arrest | Drum lock |
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 Dia. (Φmm) | Mass (kg) | How to adjust | Fall-arrest | Drum lock |
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 | • | • |