
3.
When the IBM service representative arrives to install the earthquake resistance
kit, provide the other fastener parts (
▌2▐
) in Figure 24 on page 152 so that the
representative can use these parts secure the load plates onto the floor.
Seismic (earthquake) resistance:
Seismic qualification testing was conducted on the IBM DS8880 Disk Storage
Subsystem to meet ICC-ES AC-156 requirements.
Table 76 includes the seismic test parameters and definitions.
Table 76. Seismic test parameters
S
DS
(g)
z/h
(incl'd roof
or lower
levels)
HORIZONTAL (g)
VERTICAL (g)
Mounting
A
FLX-H
A
RIG-H
A
FLX-V
A
RIG-V
ICC-ES
AC156, 2012
2.0
1.0
3.20
2.40
1.34
0.54
Raised floor
and
nonraised
floor
540
364
88
30
88
240.5
364
88
25
67
416
67
54.5
416
67
1
142
1
142
(2X) 50.6
(2X) 50.6
f2c02382
Front
load plate
1
Rear
load plate
Rack
outline
21
1
21
Figure 25. Location for fastener installation (nonraised floor)
154
DS8880 Introduction and Planning Guide
Содержание DS8880 Series
Страница 1: ...IBM DS8880 Version 8 Release 5 Introduction and Planning Guide GC27 8525 16 IBM...
Страница 12: ...xii DS8880 Introduction and Planning Guide...
Страница 52: ...40 DS8880 Introduction and Planning Guide...
Страница 68: ...56 DS8880 Introduction and Planning Guide...
Страница 138: ...126 DS8880 Introduction and Planning Guide...
Страница 184: ...172 DS8880 Introduction and Planning Guide...
Страница 190: ...178 DS8880 Introduction and Planning Guide...
Страница 194: ...182 DS8880 Introduction and Planning Guide...
Страница 200: ...188 DS8880 Introduction and Planning Guide...
Страница 206: ...194 DS8880 Introduction and Planning Guide...
Страница 208: ...196 DS8880 Introduction and Planning Guide...
Страница 216: ...204 DS8880 Introduction and Planning Guide...
Страница 220: ...208 DS8880 Introduction and Planning Guide...
Страница 222: ...210 DS8880 Introduction and Planning Guide...
Страница 243: ......
Страница 244: ...IBM Printed in USA GC27 8525 16...