ASTM D 4728 Random Vibration Test Machine With 1000Kg.f Force

Project 

Configuration instructions

Qty

Vibration table body

VG1000-76 electromagnetic excitation generator

1 SET

Automatic centering control device for moving coil

1 SET

BL-1000 cooling fan (including silencer)

1 SET

VT60 Vertical Extension Table (600×600mm)

1 SET

HG60 Horizontal oil film slide (600×600mm)

1 SET

Digital switching power amplifier

SA103 power amplifier (including magnetic field power supply system)

1 SET

Servo protection system

1 SET

Excitation power supply

1 SET

Digital vibration controller

VCSusb-2 digital vibration controller

(Including software and usage functions)

2 SET

Accelerometer (includes 7m low-noise BNC-M5 cable)

2 PCS

Control software installation CD

1 SET

Control computer

1 SET

VG1000-76 electromagnetic excitation generator parameters

Maximum sinusoidal excitation force

1000Kg.f peak

Maximum Random Exciting Force

1000Kg.f r.ms

Maximum impact excitation force

2000Kg.f peak

Frequency Range

1～2900 Hz

maximum displacement

76 mm p-p

Maximum speed

1.8 m/s

maximum acceleration

82G (800 m/s²)

The relationship between maximum load and acceleration: F=M.A (sine)

5G

10G

20G

30G

188KG

88KG

38KG

21KG

First-order resonant frequency

3200 Hz±5%

Payload M1+M2

300kg

Vibration isolation frequency

2.5 Hz

Moving coil diameter

Ф240 mm

Moving coil weight

14kg

Rated eccentric moment

350.N.M

Screw on the table

16×M10

Flux leakage

＜10gauss

Allowable eccentric moment

300N.m

Equipment size

945mm×720mm×784mm

Equipment weight

1000 kg 

LA-12K digital switching power amplifier

Output power

12KVA

Output voltage

100V

Output current

120A

Amplifier efficiency

≥90%

Total harmonic distortion (THD)

<1.0%

On-off level

58KHz

Current resolution

0.1A

SNR

≥65dB

Noise

≤70dB

Parallel current equalization unbalance degree

≤3%

Current crest factor

≥3σ

Frequency response

DC-5000Hz ±3dB

10-3000Hz ±1dB

IF gain

≥80

DC stability

<0.1%

Amplifier size

650mmL×920mmD×1700mmH

Weight

400KG

Servo protection system

Function

Temperature, wind pressure, over-displacement, over-voltage, over-current, input under-voltage, external fault, control power supply, logic fault, input phase loss

Digital vibration controller VCSusb-2

Hardware configuration

2 simultaneous input channels, 1 output channel

Control function module

Sine, random

Control computer

ACER PC(i3-3.6GHz CPU 8GB 1TB 1000Mbps Ethernet port.and 4 USB port / Microsoft Windows 10/8 OS)

Microsoft Word /Excel and Adobe Acrobat are recommended as test report editors(options)

Software

Chinese/English operation, time domain and frequency domain analysis, signal source, sine frequency sweep analysis, etc. It can automatically generate WORD test reports. It can display, store the signals and data, and set test parameters and analyze functions.

System accelerator

Model: LAB24110

Frequency range: 1-5000Hz

Sensitivity: 30 +/- 10% pC/g

Temperature range: -40℃ to 160℃

Contains 2PCS 7M long PVC "BNC-M5" low noise cable

VT60 vertical extension table

Material

Magnesium alloy, surface hardened

Table size

600mm×600mmx200mm

Fixed hole

M10 stainless steel screw sleeve, durable and wear-resistant

Upper limit usage frequency

2000 Hz

Weight

55Kg

HG60 horizontal oil film slide table

Material

Magnesium alloy, surface hardened

Table size

600×600

Fixed hole

M10 stainless steel screw sleeve, durable and wear-resistant

Upper limit usage frequency

2000 Hz

Weight

55Kg

BL 1000 cooling fan

Fan power

4KW (5HP)

Air pressure

0.0034 Mpa

Flow rate

0.33 m/s3

Electrical requirements

Power supply

AC 3-phase 380V/50Hz 22 KW

Required compressed air

0.7Mpa

Test room temperature

0~40℃

Test room humidity

0 to 85%, no condensation