
Contents
Safety ...............v
Safety notices ..............v
Danger notices ............v
World trade safety information .......v
Laser safety information ..........v
Laser compliance ............v
About this publication ........vii
Revisions ...............vii
Related publications ...........vii
Licensed Machine Code ..........viii
Accessibility ..............viii
Accessibility features ..........viii
Keyboard navigation ..........viii
IBM and accessibility ..........viii
How to send your comments ........ix
Summary of changes.........xi
Chapter 1. Introduction ........1
System planning .............1
Planning for a new computer room.......1
Planning checklist ............2
Customized planning aid ..........6
ASHRAE declarations - radiator-cooled .....7
ASHRAE declarations - water-cooled ......9
Chapter 2. Environmental
specifications ............11
Conductive contamination .........15
Chapter 3. Models and physical
specifications............17
Physical dimensions ...........19
Shipping specifications .........20
zEnterprise zEC12 models ........22
I/O cages, I/O drawers, and PCIe I/O drawers 28
System upgrades ...........29
Differences between IBM servers .......30
Plan views...............31
Weight distribution ............33
System weight examples .........37
Weight distribution and multiple systems . . . 38
Machine and service clearance areas ......40
Cooling recommendations for the room .....42
Special cooling recommendations for water-cooled
machine ...............48
Water supply .............48
Supply hoses .............48
Materials used in the water cooling units . . . 53
Water specifications...........54
Considerations for multiple system installations . . 57
Chapter 4. Guide for raised floor
preparation .............59
Casters ................60
Procedure for cutting and placement of floor panels 61
Raised floor with 610 mm (24 in) or 600 mm
(23.5 in) floor panels ..........62
Chapter 5. Power requirements ....65
Power installation considerations .......66
I/O units ...............67
Line cord/bulk power regulator (BPR) specifications 68
Power specifications ...........70
Power estimation tool ...........72
Power capping .............72
Customer circuit breakers (CBs) .......73
Internal battery feature (FC 3213) .......74
Unit emergency power off (UEPO) .....75
Computer room emergency power off (EPO) . . 76
Power plugs and receptacles.........77
Grounding specifications ..........80
Top exit power cords ...........81
Line cord wire specifications.........83
Wire colors for cut-end three-phase alternating
current cords .............85
Wire colors for cut-end direct current cords. . . 85
Line physical protection .........85
Service outlet (customer-supplied) .......85
Chapter 6. Hardware Management
Console and Support Element
communications ..........87
Support Element.............87
Hardware Management Console .......87
Ethernet LAN switch support ........88
Ethernet network connection requirements ....88
Hardware Management Console and Support
Element wiring options ..........90
Trusted Key Entry (TKE) ..........90
LAN connections ...........91
Planning for an ensemble..........92
Chapter 7. Remote Support Facility
(RSF) installation planning ......93
Choosing a communications method for remote
support................93
Using the internet for remote support ....93
Server address lists and host names .....94
Chapter 8. I/O cabling and connectivity 95
Top exit I/O cabling ...........95
IBM Site and Facilities Services ........97
Customer fiber optic cabling responsibilities . . . 98
FICON channel features ..........99
Configuration information ........99
© Copyright IBM Corp. 2012, 2014 iii