Spectra T950 - Page 29

Chapter 2—Site Requirements Physical Requirements
February 2019 Site Preparation Guide—Spectra T950B Library
29
All values are measured at the AC input and include power supply
efficiency. The values are averages of observed hardware. In general, the
lighter the load on the power supplies, the less efficient they are. The
power supply efficiency in turn affects the power draw of all components.
Component Power Consumption
(watts)
Heat Load, Continuous
(BTU/hour)
Main frame
a
a. Assumes one 5/12 volt power supply and one 24 volt power supply; no drives or RIMs installed.
183 625
Drive frame
a
139 475
Media frame in frame
location 2 though 6
110 376
Media frame in frame
location 7 or 8
14 48
Bulk TAP frame 125 427
5/12 VDC power supply 33 113
24 VDC power supply 29 99
RIM 12 41
LTO - 8 Fib re Chann el
Full-Height
 Read/write: 40
 Idle: 15
b
Read/write: 136
LTO - 8 Fibre Ch a nn el or
SAS Half-Height
 Read/write: 43
 Idle: 14
b
Read/write: 164
LTO - 7 Fib re Chann el
Full-Height
 Read/write: 31
 Idle: 20
b
Read/write: 106
LTO - 7 Fibre Ch a nn el or
SAS Half-Height
 Read/write: 31
 Idle: 20
b
Read/write: 106
LTO - 6 Fib re Chann el  Read/write: 28
 Idle: 8
b
b. No cartridge loaded.
Read/write: 95
LTO-5, Fibre Channel  Read/write: 37
 Idle: 19
b
Read/write: 126
LTO-4, Fibre Channel  Read/write: 37
 Idle: 17.5
b
Read/write: 123
LTO-3, Fibre Channel  Read/write: 29
 Idle: 15
b
Read/write: 99
TS1155 technology  Read/write: 60
 Idle: 19
b
Read/write: 205
TS1150 technology  Read/write: 55
 Idle: 38
b
Read/write: 188
TS1140 technology  Read/write: 53
 Idle: 30
b
Read/write: 181