User's Guide

System Specifications
Power Specifications
C-10
Power Specifications
MTBF (Mean Time Between any
Failure)
53,500 hours at 25oC, 10 Disk Drives
MTBCF (Mean Time Between
Critical Failure)
490,000 hours
MTTDL (Mean Time to Data Loss) Greater Than 1,000,000 hours
(RAID5 required)
Mean Life Requirement 35 Years
Availability Better than 99.99%
a. Tests made while operating on the 120V range.
Specification Description
Power Line
• 100V/120V/220V/240V +10%
• 50Hz and 60Hz +5%
Power Line Transient
• Low Energy Pulse - 3KV / 100kHz Ring Wave
• High Energy Pulse - 1KV at 1.2 Microsec by 50
Microsec
Recoverable Power
Line Surge
From 129V to 150V for 500 millisec
a
a. Tests made while operating on the 120V range.
Recoverable Power
Line Sag
From 108V to 80.5V for 500 millisec
Power Line Dropout From lower limit to 0V for 10millisec -
Transparent to user
Power Availability 500 W maximum
Power Consumption 450 W typical, 10 HDDs installed
Specification Description