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Fujitsu M10 Series User Manual
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86
C120-H007-0
8EN
CHAPTER 6 Powe
r Supply Facilities
Round crimp terminal dimensions L, W
, and d
are shown in
Figure 6.9
.
Figure 6.9 Round crimp terminal dimensions
(5)
Sp
ace around output terminal boards
The space around output terminal boards must
meet the requirements illustrated in
Figure 6.10
.
Figure 6.10 S
pace aro
und output terminal boards
103
105
Table of Contents
Default Chapter
3
About this Product
3
Revision History
5
Preface
7
Table of Contents
11
CHAPTER 1 Installation Planning Overview
19
Office Installation and Computer Room Installation
19
Office Installation
19
Computer Room Installation
20
Computer Room Installation Planning
21
Device Support Planning
21
Support Staff Assignment
21
Preparing Building and Facilities
22
Building and Facilities Needed to Install a Server System
22
Furnishings Accompanying a Server System
22
Rooms Needed to Run the Server System
23
Scheduling
23
CHAPTER 2 Installation Sites
25
Building Location
25
Sites Convenient for Systems Development and Administration
25
Utility Services
26
Secure Sites
26
Buildings
26
Building Structures
27
Computer Room Location
30
Spaces
30
Facilities
31
Access Routes
32
Water and Fuel Stocks
34
Computer Room Structure
34
Computer Room Structural Requirements
34
Table 2.1 Ceiling Heights
35
Free-Access Flooring
36
Table 2.2 Raised Floor Heights of Free-Access Floors
36
Table 2.3 Strengths and Surface Materials of Free-Access Floor Panels
37
Figure 2.1 Slit Floor Panel
38
Figure 2.2 Floor Panels with an Airflow Control Damper
39
Figure 2.3 Air Flow Control Panel
39
Interiors
40
CHAPTER 3 Equipment Layout
43
Proposed Computer Room Top View
43
Equipment Templates
43
Precautions in Preparation of an Equipment Layout
44
Hardware Constraints
44
Operational Considerations
44
Figure 3.1 Concept of Units Operational Grouping
45
Air Conditioners
47
Air Conditioning Units
47
Air Conditioning Piping
47
Heat Distribution
47
Air Circulation
47
Dusting
48
Power Supply Facilities
48
Power Supply Facilities for Server System
48
Table 3.1 Kinds, Uses, and Locations of Power Supply Facilities
48
Power Supply Facilities for Air Conditioners
49
Facility Control Panels
49
Line and Signal Wiring Facilities
50
Line Facilities
50
Signal Wiring Facilities
50
CHAPTER 4 Air Conditioning
51
Characteristics of Computer Room Air Conditioning
51
Constant Temperatures and Humidities
51
Air Conditioning Conditions and Capacities
52
Service Time and Reliability
52
Styles of Air Conditioner
52
Direct Blowing
53
Duct Blowing
53
Figure 4.1 Direct Blowing Setup
53
Underfloor Ventilation
54
Figure 4.2 Duct Blowing Setup
54
Combined Use of Direct or Duct Blowing and Underfloor Ventilation
55
Figure 4.3 Underfloor Ventilation Setup
55
Air Conditioning Conditions
56
Permissible Temperature and Humidity Ranges for Server Systems
56
Figure 4.4 Schematic View of a Combined System
56
Recommended Temperatures and Humidities for Computer Rooms
57
Temperature and Humidity Recommendations for Computer Rooms
58
Table 4.1 Recommended Temperatures and Humidities for Computer Rooms
58
Figure 4.5 Psychrometric Chart Applicable to Changing the Room Temperature
59
Table 4.2 Temperature and Humidity Recommendations (Changing the Room Temperature)
59
Figure 4.6 Psychrometric Chart Applicable to Lowering the Underfloor Temperature
60
Table 4.3 Temperature and Humidity Recommendations (Lowering the Underfloor Temperature)
60
Dust
61
Corrosive Gases
61
Table 4.4 Tolerable Limits for Corrosive Gases
61
Seawater (Salt Damage)
62
Thermal Load and Cooling Capacities
63
Thermal Load Imposed on Air Conditioner
63
Table 4.5 Sources of Overload and Amount of Heat Dissipation
63
Example of Cooling Capacity Calculations for Room Air Conditioning
64
Figure 4.7 Typical Air Conditioner Characteristics
64
Figure 4.8 Air Condition in a Psychrometric Chart (for a Typical Air Conditioner)
64
Table 4.6 Examples of Typical Air Conditioner Cooling Capacity Calculations
65
Underfloor Ventilation Air Conditioning
67
Figure 4.9 Air Condition in a Psychrometric Chart (Underfloor-Ventilation Air)
67
Table 4.7 Examples of Underfloor-Ventilation Air Conditioner Cooling Capacity
67
Calculations
67
Convenient Formulas for Air Conditioning Capacities
68
Table 4.8 Convenient Formulas for Air Conditioner Capacity
68
Precautions Pertaining to the Installation of Air Conditioners
70
Humidifier
70
Air Conditioner Filters
71
Installing Temperature/Humidity Sensors
72
Preventing Dew Condensation in Underfloor Ventilation
73
Figure 4.10 Dike
74
Preventing Water Leaks and Installing Detectors
74
Installing a Backup Unit
75
Magnetic Fields
77
Table 5.1 Sources of Magnetic Fields and Fault Symptoms
78
CHAPTER 5 Electromagnetic Environment and Static Electricity
78
Magnetic Field Control
79
Electric Fields
80
Static Electricity
81
CHAPTER 6 Power Supply Facilities
83
Calculating the Power Required
84
Table 6.1 Input Power Requirement
84
Table 6.2 Types of Available Power Supply Facilities and Usage
85
Figure 6.1 System Based on a UPS
87
Figure 6.2 System Based on a UPS and an Independent Power Generator
87
Selecting Power Supply Facilities
87
Table 6.3 Transformers for 200 V Server Systems
88
Table 6.4 Transformers Dedicated to 400 V Server Systems
89
UPS Requirements
90
Figure 6.3 Commutating Load Circuit
91
Grounding
94
Figure 6.4 Method of Grounding Equipment
95
Grounding Equipment in the Computer Room
95
Table 6.5 Specification of the Grounding Trunk Cable for Server Systems (in the Buildings Complying to the IEC Standards)
96
Table 6.6 Requirements for Other Equipment Grounding Facilities
97
Grounding LAN Devices
98
Table 6.7 Details of the Separation of the LAN Transmission Line Signal Ground (SG)
98
Figure 6.5 Typical 100 Base-T Connection
99
Grounding-Plate Method
99
Figure 6.6 Grounding-Plate Method
100
Distribution Panels
101
Distribution Panel Structure
102
Figure 6.7 Distribution Panel (Free-Standing)
102
Figure 6.8 Distribution Panel (Wall-Mounted)
102
Table 6.8 Output Terminal Board Dimensions
103
Figure 6.10 Space Around Output Terminal Boards
104
Figure 6.9 Round Crimp Terminal Dimensions
104
Figure 6.11 Grounding Connections Within a Distribution Panel
105
Distribution Lines
105
Figure 6.12 Share of Responsibility for Construction in a Computer Room
106
Distribution Line Insulation Testing
107
CHAPTER 7 Protection against Lightning
109
Protection of AC Line
110
Table 7.1 Specification of Power Control Box (F9710PW2)
110
Figure 7.1 Surge Absorber (Power Outlet Connected Type)
111
Figure 7.2 Install Surge Absorber on the Distribution Panel's Input Side
111
Figure 7.3 Lighting Control Action When Using External Modem
112
Figure 7.4 Lightning Control Action for LAN Cables
112
Protection of Signal Lines
112
Table 7.2 Recommended Surge Absorber for External Modem
112
CHAPTER 8 Security Actions
113
Basic Concepts
113
Objects of Security
114
Kinds of Disasters
115
Figure 8.1 Designating Alarm Zones
116
Table 8.1 Characteristics of Fire Extinguishing Agents
117
Earthquakes
119
Water Damage
120
Burglary
122
Rat Damage
123
Maintenance and Management of Disaster Control Facilities
124
Table A.1 Units-Of-Measure Conversion
125
Appendix A Conversion Information
125
Table A.2 Fractions to Decimal-Equivalent Conversion
126
A.2 Fraction to Decimal Equivalence
126
Acronyms & Abbreviations
127
Index
129
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Fujitsu M10 Series Specifications
General
Brand
Fujitsu
Model
M10 Series
Category
Server
Language
English
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