PRODUCT DATA LDS V8900 Shaker High-Force Electrodynamic Shaker The LDS® V8900 shaker is ideal for vibration and mechanical testing using sinusoidal, random or transient excitation. Systems are available in various forms to meet customers’ requirements, for example: Lin‐E‐Air trunnion‐mounted with a body rotation gearbox; combined with a horizontal hydrostatic slip table; silencer for shaker cooling fan; thermal management; quiet mode. V8900 Combo-Mounted Shaker with HBT Slip Table Trunnion-Mounted Shaker Specification (for combo performance contact your local Bruel & Kjaer representative) Performance Parameters Armature Diameter Sine Force (peak)* Lin-E-Air Body Resonance Overturning Moment Restraint Suspension Axial Stiffness Max. Acceleration (sine peak)* Suspension Cross-Axial Stiffness Suspension Rotational Stiffness Shaker Body Mass Total Weight Max. ½-Sine Peak Shock Force† with XPA88K Amplifier Effective Mass of Moving Element: 17 raised (hexagonal) inserts Velocity (sine peak)* 29 raised (hexagonal) inserts Full field Reduced field Usable Frequency Range ▪ Internal Load Support Capacity Recommended Amplifier * The force, velocity, and acceleration parameters detailed here are based on the shaker when driven by the recommended LDS XPA-K amplifier. † Random and shock ratings assume an m40 payload as specified by ISO5344; shock pulse 2 ms. ▪ Force will be reduced above 2200 Hz dependant upon payload and payload fixture dynamic response. Stray Magnetic Field:‡ ‡ Theoretic maximum, measured 150 mm (6 in) above table, full-f
Open the catalog to page 1Typical V8900 Vibration Test System A F G A – Amplifier* B – Vibration Controller† C – Data Acquisition Unit† D – Pedestal Control Unit†‡ E – Shaker Hydraulic Pump* F – Accelerometer(s) G – V8900 Shaker H – Cooling Fan Starter Box* I – Cooling Fan 1 – Vibration drive signal from vibration controller to amplifier 2 – Feedback signal from accelerometer(s) on armature/payload 3 – Oil supply (and return) for V8900 hydrostatic bearing 4 – Cooling fan on/off control from pedestal control unit CANbus 5 – CANbus between amplifier and pedestal control unit 6 – Armature drive power, field and degauss coils...
Open the catalog to page 2Shaker Physical Characteristics 17 raised inserts, stainless steel, M8, M10, or 3/8 UNC 1 insert at centre of armature 8 inserts on 203.2 mm (8 in) PCD** 8 inserts on 406.4 mm (16 in) PCD** 29 raised inserts, stainless steel, M8, M10, or 3/8 UNC 1 insert at centre of armature 4 inserts on 101.6 mm (4 in) PCD** 8 inserts on 203.2 mm (8 in) PCD** 8 inserts on 304.8 mm (12 in) PCD** 8 inserts on 406.4 mm (16 in) PCD** ** PCD = Pitch Circle Diameter # Dimension with body in mid-position and includes height of jacking pads. Standard Ancillaries†† optional silencer Pedestal Control Unit‡‡ Shaker Hydraulic...
Open the catalog to page 3System Specification Electrical and Compressed Air Supply Environmental Data Working Ambient Temperature Range: Total Electrical Requirements: amplifier, FPS, fan, and ancillaries (steady state) Maximum Acoustic Noise at 1 m (3.3 ft) Distance:* Shaker Total Heat Dissipation: Shaker to Air (from body) Cooling Airflow: Shaker via Cooling Fan Complies with the following EU directives: –– Machinery: 2006/42/EC –– Low Voltage: 2014/35/EU –– EMC: 2014/30/EU –– Designed in accordance with EN 61010-1:2010 © Brüel & Kjær. All rights reserved * Maximum acoustic noise levels do not take into account any...
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