The DS 180 Series of Shakers are matched with the DS 4K and DS 6K Series of Power Amplifiers. Its armature and field supplies are assembled in a single 19-inch network rack of 30 unit height.
Standard Features
- Complies with Machinery Directives, Low Voltage Directive and Electromagnetic Compatibility Directive under CE
- Magnesium alloy armature structure
- Cooling hose pipe of extended temperature range
- Self-lubricating central guidance bearing
- Trunnion mounted shaker for operation in vertical and horizontal position
- Pneumatic and DC based auto-centring of armature head
- Air isolation mounts between system base and ground
Optional Features
- Up to 51 mm (2.0 in) with Long Stroke
- PC based Power Amplifier Remote
- Auto Resume from power failure
- Auto Stop after user profile completion
- Attachment to Horizontal Slip Table and Head Expander
- Integration with Environmental Chamber
Technical Specifications
| DS 180 Series Shaker, DSA Series Amplifier | DS 180 – PA 4K | DS 180 – PA 6K |
| System Performance | ||
| Armature Diameter | 180 mm | 180 mm |
| Sine Force (peak) | 400 kgf (880 lbf, 4 kN) | 600 kgf (1320 lbf, 6 kN) |
| Random Force (rms) | 280 kgf (650 lbf, 2.8 kN) | 420 kgf (925 lbf, 4.2 kN) |
| Shock Force (rms) | 800 kgf (1760 lbf, 8 kN) | 1200 kgf (2640 lbf, 12 kN) |
| Acceleration (sine) | 50 g | 75 g |
| Velocity (sine peak) | 2.0 m/s | 2.0 m/s |
| Velocity (shock peak)* | 3.4 m/s | 3.4 m/s |
| Useful Frequency Range | 5 to 3500 Hz | 5 to 3500 Hz |
| Protection Interlocks | Mains Input Over & Under Voltage, Over Current, Loss of Input Phase, Over Temperature Amplifier & Shaker, Field Fail, Cooling, User Safety Interlock if specifically required by the customer | |
| Shaker Characteristics | ||
| Moving Element Mass | 8 kg | 8 kg |
| Internal Load Capability | 150 kg | 150 kg |
| Suspension Axial Stiffness | 3.2 kg/mm | 3.2 kg/mm |
| Suspension Cross-Axial Stiffness | 250 kg/mm | 250 kg/mm |
| Stray Magnetic Field*** | < 2.0 mT (20 gauss) | < 2.0 mT (20 gauss) |
| Cooling Air Flow | 700 cfm | 700 cfm |
| Compressed Air**** | 4 bar (58 psi) | 4 bar (58 psi) |
| Shaker Body Mass | 850 kg | 850 kg |
| Dimensions (L x W x H) | 725 x 500 x 795 (mm) | 725 x 500 x 795 (mm) |
| Amplifier Characteristics | ||
| Power Output | 4 kVA | 6 kVA |
| Total Harmonic Distortion***** | Typically 0.5% | Typically 0.5% |
| Input Impedance | > 10 kΩ | > 10 kΩ |
| Input Sensitivity | 4 Vrms, Compatible with all standard controllers | 4 Vrms, Compatible with all standard controllers |
| Signal-to-Noise Ratio | > 75 dB | > 75 dB |
| Power Efficiency***** | > 92% | > 92% |
| Armature Insert Pattern | DS 180 Shaker | ||
| Pattern | PCD | PCD | PCD |
| Position of Insert | Centre | 100 mm | 141.4 mm |
| No. of Inserts (Total – 9) | 1 | 4 | 4 |
| Safety Norms | |
| CE | Complies with Machinery Directive (2006/42/EC), Low Voltage Directive (2014/35/EU), and Electromagnetic Compatibility Directive (2014/30/EU) |
