| 시설장비 설명 |
1. Shaker (higher or better than following specifications) 1) Rated peak force(kN) : - Sine : More than 6.0KN (peak) - Random : More than 4.2KN (RMS) - Shock : More than 9.0KN (peak) 2) Frequency Range(Hz) : 3Hz to 2500 Hz or more 3) Max. Rated Travel(mm) : 51 mm (Peak to Peak) 4) Max. Velocity(m/s) : More than 2.0 m/s 5) Max. Acceleration(g) : More than 92 g peak bare table 6) Max. Payload Weight tested(kg) : 100 Kg or more 7) Cooling type : Air Cooling with blower silencer 8) Direction : Vertical operation 9) Vibration Isolation : Pneumatic Isolators resonance below 5Hz 10) Armature Guide : Air bearing 11) Armature Suspension : Bellows-less air suspension 2. Power Amplifier (higher or better than following specifications) 1) Amplifier module efficiency - higher than 90 % 2) Direct-coupled (DC-coupled) to shaker no matching transformer 3) Input voltage more than 3Vrms (5Vpeak) 4) Switching Amplifier using updated IGBT components 5) Signal to noise ratio - better than 90 dB 6) Interlock - Output over voltage - Armature over current - Amplifier over temperature - Vibrator over travel - Vibrator over temperature - External stop signal - Power module failure - Field current failure - Cooling blower failure 7) Operating temperature range : 5 ℃ ~ 35 ℃ 8) Emergency stop switch in amplifier 9) Electrical power : 220VAC or 380VAC / 3 Ph 60hz 3. Vibration Controller 1) Channel : more than 4 channel expandable up to 16ch |
