ZBG Linear Self-Contained
Originally manufactured by Elram International Actuators – the ZBG range of electro-hydraulic actuators, by utilising hydraulic fluid as an operating medium, provides a versatile and efficient means of transferring power from an electric motor to linear motion.
These machines have proven reliability throughout the world for over 25 years.
We offer the full range of spares, repairs and new ZBG Actuators to meet customer bespoke requirements.
Key Product Features
- Completely self contained – external pipework, power packs : compressors not required
- Thrusts and Speeds fully adjustable for each direction of travel
- Smooth vibration free operation
- The units are weatherproof and can include various options including – explosionproof, various mountings, manual operation, spring or accumulator failsafe.
- Actuator Thrust ranges 250 to 80,000 kgf
- Actuator Speed ranges of 2 to 500mm/sec

Data Table
| TYPE | SIZE | MAX ENTEND THRUST (ksf) | MAX RETRACT THRUST (ksf) | MAX STROKE (mm)* | MAX SPEED (mm/sec) | MOTOR RANGE (kw) |
|---|---|---|---|---|---|---|
| ZBG | 139 | 500 | 250 | 650 | 0-290 | 0.55 |
| ZBG | 159 | 1250 | 850 | 800 | 0-250 | 0.25-1.5 |
| ZBG | 193 | 2500 | 1600 | 1200 | 0-250 | 0.25-3.0 |
| ZBG | 219 | 4000 | 2750 | 1600 | 0-200 | 0.25-3.0 |
| ZBG | 245 | 6000 | 4500 | 2500 | 0-200 | 0.55-5.5 |
| ZBG | 273 | 8000 | 6000 | 3500 | 0-160 | 0.75-7.5 |
| ZBG | 298 | 10000 | 7500 | 4000 | 0-140 | 0.75-7.5 |
| ZBG | 368 | 13000 | 10000 | 5000 | 0-120 | 0.75-15 |
| ZBG | 419 | 22500 | 16500 | 5000 | 0-120 | 2.2-18.5 |
| ZBG | 508 | 40000 | 30000 | 5000 | 0-100 | 2.2-22 |
| ZBG | 610 | 80000 | 60000 | 5000 | 0-50 | 2.2-30 |
| * Actual maximum stroke will depend upon the thrust required. | ||||||