Technical Product Specification
Table Of Contents
- 1. Introduction
- 2. Product Family Overview
- 3. Power Subsystem
- 3.1 Mechanical Overview
- 3.2 Power Connectors
- 3.3 Power Supply Module Efficiency
- 3.4 AC and DC Power Cord Specification Requirements
- 3.5 AC Input Specifications
- 3.5.1 Power Factor
- 3.5.2 AC Input Voltage Specification
- 3.5.3 AC Line Isolation Requirements
- 3.5.4 AC Line Dropout/Holdup
- 3.5.5 AC Line Fuse
- 3.5.6 AC Inrush
- 3.5.7 AC Line Transient Specification
- 3.5.8 Susceptibility Requirements
- 3.5.9 Electrostatic Discharge Susceptibility
- 3.5.10 Fast Transient/Burst
- 3.5.11 Radiated Immunity
- 3.5.12 Surge Immunity
- 3.5.13 Power Recovery
- 3.5.14 Voltage Interruptions
- 3.5.15 Protection Circuits
- 3.5.16 Over-current Protection (OCP)
- 3.5.17 Over-voltage Protection (OVP)
- 3.5.18 Over-temperature Protection (OTP)
- 3.6 1600W DC Power Supply Support
- 3.6.1 Power Supply Module Efficiency
- 3.6.2 DC Inlet Connector
- 3.6.3 DC Input Voltage Specification
- 3.6.4 DC Holdup/Dropout Time
- 3.6.5 DC Line Fuse
- 3.6.6 DC Inrush
- 3.6.7 DC Line Surge Voltages (Line Transients)
- 3.6.8 Residual Voltage Immunity in Standby Mode
- 3.6.9 Protection Circuits
- 3.6.10 Over Temperature Protection (OTP)
- 3.7 Cold Redundancy Support
- 3.8 Closed Loop System Throttling (CLST)
- 3.9 Smart Ride Through (SmaRT)
- 3.10 Power Supply Status LED
- 4. Thermal Management
- 5. System Storage and Peripheral Drive Bays Overview
- 6. Storage Controller Options Overview
- 7. Front Control Panel and I/O Panel Overview
- 8. Intel® Local Control Panel
- 9. PCI Riser Card Support
- 10. Additonal System Boards
- 11. Front Panel
- 12. IO Module Support
- 13. Intel® Intelligent Power Node Manager (NM)
- Appendix A: Integration and Usage Tip
- Appendix B: POST Code Diagnostic LED Decoder
- Appendix C: POST Code Errors
- Glossary
- Reference Documents

Intel® Server System R2000LH2/T2 Product Family TPS Power Subsystem
Revision 1.0
19
3.3
Power Supply Module Efficiency
The following table provides the required minimum efficiency level at various loading conditions.
These are provided at three different load levels: 100%, 50%, and 20%. Efficiency is tested over
an AC input voltage range of 115 VAC to 220 VAC.
Table 6. 1600 Watt (AC) Power Supply Efficiency (Gold)
Loading
100% of
maximum
50% of
maximum
20% of
maximum
10% of
maximum
Minimum
Efficiency
91%
94%
90%
82%