Standby Power Supply

The Standby Power Supply (SPS) is equipped with the following features:

• 1000VA – 90 second BBU for write cache
• Backup for SPE and the DAE3P-OS
• RS232 command/status interface
• SPS Indicator LEDs

NOTE: One 1000 watt SPS unit fits into 1U of cabinet space.

The following image shows the components of the SPS.

1. AC Power Input – Accepts power from an AC power source
2. Power Switch – Determines whether the SPS is distributing power to the xPE power supply
3. DPE AC Power Output – Provides power to an xPE power supply
4. Unused
5. Monitoring Port – Provides information about the status of the SPS to the xPE storage processor
6. LEDs (top to bottom):
   
   
   1. Power LED – Green when the SPS is active and fully charged and flashing green when the SPS battery is being charged.
   2. On Battery LED – Amber when the SPS battery is providing the power to the xPE power supply
   3. Battery Discharged LED – Amber when the SPS battery is discharged
   4. Fault LED – Amber when a fault is detected on the SPS
   
   
   
   
   
   Fuente: www.emc.com
   
   
   
   Jorge.