SEV 125 Series
The SEV 125 Series of shakers are matched with the DSA1K and DSA1.5K Series of Power Amplifiers. Its armature and field supplies are assembled in a single 19-inch rack mountable bench / table top cabinet.
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
- Air isolation mounts between system base and ground
Optional Features
- PC based Power Amplifier Remote
- Auto Resume from power failure
- Auto Stop after user profile completion
- Attachment to Head Expander
Technical Specifications
| SEV 125 Series Shaker, DSA Series Amplifier | SEV 125 – DSA 1K | SEV 125 – DSA 1.5K |
| System Performance | ||
| Armature Diameter | 125 mm | 125 mm |
| Sine Force (peak) | 100 kgf | 150 kgf |
| Random Force (rms) | 70 kgf | 105 kgf |
| Acceleration (sine) | 50 g | 75 g |
| Velocity (sine peak) | 1.2 m/s | 1.2 m/s |
| Displacement (pk-pk) | 20 mm (0.8 in) | 20 mm (0.8 in) |
| Axial Resonance (±5%) | 4200 Hz | 4200 Hz |
| Useful Frequency Range | 5 to 4500 Hz | 5 to 4500 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 | 2 kg | 2 kg |
| Internal Load Capability | 12 kg | 12 kg |
| Suspension Axial Stiffness | 1.6 kg/mm | 1.6 kg/mm |
| Suspension Cross-Axial Stiffness | 230 kg/mm | 230 kg/mm |
| Stray Magnetic Field* | < 3.0 mT (30 gauss) | < 3.0 mT (30 gauss) |
| Cooling Air Flow | 300 cfm | 300 cfm |
| Compressed Air | Not Required | Not Required |
| Shaker Body Mass | 400 kg | 400 kg |
| Dimensions (L x W x H) | 540 x 375 x 495 (mm) | 540 x 375 x 495 (mm) |
| Amplifier Characteristics | ||
| Power Output | 1 kVA | 1.5 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 | SEV 125 Shaker | ||
| Pattern | PCD | PCD | PCD |
| Position of Insert | Centre | 64 mm | 90 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) |
| Notes: |
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