SEV 300 Series
The SEV 300 Series of Shakers are matched with the DSA 24K and DSA 32K Series of Power Amplifiers. Its armature and field supplies are assembled in one 19-inch network rack of 36 unit height.
Standard Features
- Complies with EMC, Low Voltage and Machinery Directives under CE
- Imported magnesium alloy armature structure
- Imported hose pipe of extended temperature range
- Self-lubricating central guidance bearing
- Compatible with all standard Vibration Controllers
- Trunnion mounted shaker for operation in vertical and horizontal position
- Pneumatic based auto-centring of armature head
- Body isolation using air bellows to isolate vibrations from the shaker
Optional Features
- Air isolation mounts between base and ground
- PC based Power Amplifier Remote
- Attachment to Horizontal Slip Table, Head Expander and Vertical Load Support
- Integration with Environmental Chamber
- Lowering of gauss level at the armature head
- Long-stroke with displacement up to 76 mm (3 in)
Technical Specifications
| SEV 300 Series Shaker, DSA Series Amplifier | SEV 300 – DSA 24K | SEV300 – DSA 32K |
| System Performance |
| Armature Diameter | 300 mm | 300 mm |
| Sine Force (peak) | 2000 kgf (4400 lbf, 20 kN) | 2500 kgf (5500 lbf, 25 kN) |
| Random Force (rms) | 2000 kgf (4400 lbf, 20 kN) | 2500 kgf (5500 lbf, 25 kN) |
| Shock Force (rms) | 4000 kgf (8800 lbf, 40 kN) | 5000 kgf (11000 lbf, 50 kN) |
| Acceleration (sine) | 80 g | 100 g |
| Velocity (sine peak) | 1.8 m/sec | 1.8 m/sec |
| Displacement (pk-pk) | 51 mm (2 in) | 51 mm (2 in) |
| Axial Resonance (±5%) | 2700 Hz | 2700 Hz |
| Useful Frequency Range | DC to 3000 Hz | DC to 3000 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 |
| Safety Compliance | System complies and marks to the international safety requirements w.r.t. CE and CSA |
| Shaker Characteristics |
| Moving Element Mass | 25 kg | 25 kg |
| Internal Load Capability | 350 kg | 350 kg |
| Suspension Axial Stiffness | 8 kg/mm | 8 kg/mm |
| Suspension Cross-Axial Stiffness | 400 kg/mm | 400 kg/mm |
| Stray Magnetic Field* | < 1 mT (10 gauss) | < 1 mT (10 gauss) |
| Cooling Air Flow | 1500 cfm | 1500 cfm |
| Compressed Air** | 6 bar (87 psi) | 6 bar (87 psi) |
| Shaker Body Mass | 3250 kg | 3250 kg |
| Dimensions (L x W x H) | 1360 x 825 x 1100 (mm) | 1360 x 825 x 1100 (mm) |
| Amplifier Characteristics |
| Power Output | 24 kVA | 32 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 | > 70 dB | > 70 dB |
| Power Efficiency | > 90% | > 90% |
| Armature Insert Pattern | SEV 300 Shaker |
| Pattern | PCD | PCD | PCD | PCD |
| Position of Insert | Centre | 141.4 mm | 200 mm | 250 mm |
| No. of Inserts (Total – 13) | 1 | 4 | 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) |
| Notes: |
*150 mm above armature head
**Compressed air to be provided by customer at installation site
***Measured on pure resistive load
Customised specifications are also tailored on request
Please contact Sdyn for advice on the optimum specifications to meet your testing requirements
Specifications are correct at the time of publication and are subject to improvement or amendment without prior notice
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