Sun Microsystems StorageTek StreamLine SL8500, System Assurance Manual

Page: 146 / 278

Ordering Information
124 SL8500: Systems Assurance Guide • July 2011 E24254-01
HandBot Power Supplies
The HandBot power supplies plug into the Robot and Pass-thru Port Power
Grid and provide 48 VDC power to the HandBots and pass-thru ports.
Power supply requirements depends on the number of HandBots and the type
of library power configuration (N+1 or 2N).
• The N+1 power configuration provides two load sharing power supplies for
every four HandBots plus one redundant power supply.
• The 2N power configuration provides one load sharing power supply for
each HandBot.
Note: A 2N power supply requires a 2N Power Configuration.

See Table 66 on page 123 .
Guidelines: (See Table 68 Load Sharing Power supplies)
• Four HandBot power ( standard power for 4 robots)

Order 3 power supplies (2+1 redundant)
• Four HandBot power ( optional power for 4 robots)

Order 4 power supplies (2+2 redundant)
• Eight HandBot power ( standard power for 8 robots)

Order 5 power supplies (4+1 redundant)
• Eight HandBot power ( optional power for 8 robots)

Order 8 power supplies (4+4 redundant)
Table 67. HandBot Power Supply Order Numbers
Order Number Description
XSL8500-RB-PWR-Z-N One Robotic Power Supply