SEV 140 Series

 

The SEV 140 Series of Shakers are matched with the DSA 2K and DSA 3K Series of Power Amplifiers. Its armature and field supplies are assembled in one 19-inch network rack of 30 unit height.

Standard Features

  • Complies with EMC, Low Voltage and Machinery Directives under CE
  • Self-lubricating central guidance bearing
  • Compatible with all standard Vibration Controllers
  • Trunnion mounted shaker for operation in vertical and horizontal position

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

Technical Specifications

SEV 140 Series Shaker, DSA Series Amplifier SEV 140 – DSA 2K SEV 140 – DSA 3K
System Performance
Armature Diameter 140 mm 140 mm
Sine Force (peak) 200 kgf (440 lbf, 2 kN) 300 kgf (660 lbf, 3 kN)
Random Force (rms) 140 kgf (308 lbf, 1.4 kN) 210 kgf (462 lbf, 2 kN)
Acceleration (sine) 60 g 85 g
Velocity (sine peak) 1.4 m/sec 1.4 m/sec
Displacement (pk-pk) 25 mm (1.0 in) 25 mm (1.0 in)
Axial Resonance (±5%) 3600 Hz 3600 Hz
Useful Frequency Range DC to 4000 Hz DC to 4000 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 3.5 kg 3.5 kg
Internal Load Capability 20 kg 20 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 400 cfm 400 cfm
Compressed Air** Not Required Not Required
Shaker Body Mass 600 kg 600 kg
Dimensions (L x W x H) 585 x 415 x 535 (mm) 585 x 415 x 535 (mm)
Amplifier Characteristics
Power Output 2 kVA 3 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 140 Shaker
Pattern PCD PCD PCD
Position of Insert Centre 70 mm 100 mm
No. of Inserts (Total – 9) 1 4 4
Safety Norms
CE Complies with 73/23/EEC Low Voltage Directive, 89/336/EEC Electromagnetic Compatibility Directive and 98/37/EC Machinery Directive
Notes:
  1. *150 mm above armature head
  2. **Compressed air to be provided by customer at installation site
  3. ***Measured on pure resistive load
  4. Customised specifications are also tailored on request
  5. Please contact Sdyn for advice on the optimum specifications to meet your testing requirements
  6. Specifications are correct at the time of publication and are subject to improvement or amendment without prior notice

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