1 SCOPE
1.1 Statement of Scope
1.2 Description
1.3 Purpose
1.4 Terms and Definitions
2 APPLICABLE DOCUMENTS
2.1 International Organization for Standardization
2.2 ECMA International
2.3 International Electrotechnical Commission
2.4 Military
2.5 Telcordia
2.6 American Society of Heating, Refrigerating and
Air-Conditioning Engineers
2.7 Air Movement & Control Association International,
Inc
3 MECHANICAL REQUIREMENTS
3.1 Bearing Design
3.2 Lubrication System
3.3 Rotor Balancing
3.4 General Airflow Configuration
3.5 Form
3.6 Orientation
3.7 Air Movement
3.8 Acoustical
3.8.1 Acoustical Noise Emission Levels and
Information to be Reported
3.8.2 Measurement Procedures
3.9 Materials
4 ELECTRICAL REQUIREMENTS
4.1 Power Waveform Type
4.2 Voltage, Current, and Frequency
4.3 Air Moving Device Speed Control
4.3.1 Speed Control via DC Input Voltage
4.3.2 Speed Control via Pulse Width Modulation
(PWM)
4.3.3 Thermal Speed Control
4.3.4 Other Speed Controls
4.4 Tachometer Signal Specifications
4.5 Summary of Electrical Requirements
5 OPERATION AND STORAGE ENVIRONMENTAL REQUIREMENTS
5.1 Nonoperating Shipping and Storage Requirements
5.1.1 Nonoperating Temperature Limits
5.1.2 Nonoperating Humidity Limits
5.1.3 Nonoperating Shock and Vibration Limits
5.1.4 Operating Shock and Vibration Limits
5.1.5 Self Induced Vibration
5.1.5.1 Vibration Information to be Reported
5.1.5.2 Measurement Procedures
5.2 Operating Environmental Limits
5.2.1 Operating Temperature Limits
5.2.2 Operating Humidity Limits
5.3 Corrosion Resistance
5.4 Dust Resistance
6 QUALITY AND RELIABILITY ASSURANCE
6.1 Design for Reliability
6.1.1 Bearing Life
6.1.2 MTTF (Mean Time To Failure) of Electronics
6.1.3 Component Derating
6.2 Reliability Assessment
6.2.1 Failure Criteria
6.2.2 Test Chamber Requirements
6.2.3 Air Moving Device Orientation
6.2.4 Sample Size and Life Test Time
6.2.5 Temperature Stress and Test Time
6.3 Test and Measurement Conditions
6.3.1 Periodic Start/Stop Operation Testing
6.3.2 Measurement Times and Failure Reporting
6.3.3 Reliability Test Analysis
7 References
Appendix A - Information Required from Air Moving Device
Supplier
Appendix B - Form Factor Requirements from Air Moving
Device Supplier
Appendix C - Electrical Requirements
Appendix D - Safety Requirements
Appendix E - Life Test Time Calculations
Figures
Tables