SEV 360 Series

 

The SEV 360 Series of Shakers are matched with the DSA 36K and DSA 45K 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 360 Series Shaker, DSA Series Amplifier SEV 360 – DSA 36K SEV 360 – DSA 45K
System Performance
Armature Diameter 360 mm 360 mm
Sine Force (peak) 3000 kgf (6600 lbf, 30 kN) 3500 kgf (7700 lbf, 35 kN)
Random Force (rms) 3000 kgf (6600 lbf, 30 kN) 3500 kgf (7700 lbf, 35 kN)
Shock Force (rms) 6000 kgf (13200 lbf, 60 kN) 7000 kgf (15400 lbf, 70 kN)
Acceleration (sine) 85 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%) 2600 Hz 2600 Hz
Useful Frequency Range DC to 2800 Hz DC to 2800 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 35 kg 35 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 1800 cfm 1800 cfm
Compressed Air** 6 bar (87 psi) 6 bar (87 psi)
Shaker Body Mass 3500 kg 3500 kg
Dimensions (L x W x H) 1420 x 885 x 1165 (mm) 1420 x 885 x 1165 (mm)
Amplifier Characteristics
Power Output 36 kVA 45 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 360 Shaker
Pattern PCD PCD PCD PCD
Position of Insert Centre 141.4 mm 200 mm 300 mm
No. of Inserts (Total – 17) 1 4 4 8
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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