FOX615Installation 1
Table of Contents
1Preface 9
1.1 Precautions and safety 9
1.2 Symbols and notations 9
1.3 Interfaces and circuit categories 10
1.4 Document history 10
1.5 Definition of terms 10
2 Preparing for installation 11
2.1 Installation general instructions 11
2.1.1 Selection of the installation site 11
2.1.2 Options for installation 12
2.2 Planning guide lines 13
2.2.1 Power supply principles 13
2.2.2 Power supply circuits 13
2.2.2.1 Wire gauge 14
2.2.2.2 Circuit breakers 15
2.2.3 Heat evacuation and installation 15
2.2.3.1 Units and heat dissipation 15
2.2.3.2 Subrack installation 16
2.2.3.3 Arrangement in the rack 17
2.3 Earthing principles and requirements 20
2.3.1 Earthing and power supply 20
2.3.2 Lightning and over-voltage protection 21
2.3.3 EMC and ESD considerations 22
2.4 Dimensions and mechanical installation practice 24
2.4.1 19-inch installation standard 24
2.4.1.1 Overview 24
2.4.1.2 Subrack 25
2.4.1.3 Subrack with front cover 25
2.4.1.4 DUPF1 (option) 26
2.4.1.5 Cable tray 26
2.4.1.6 FAMO1 27
2.4.1.7 FAMO1-F 27
2.4.1.8 Heat deflection shield 2 HU 28
2.4.1.9 Heat deflection shield 1 HU 28
2.4.2 ETSI installation standard 29
2.4.2.1 Overview 29
2.4.2.2 ETSI adapters 31
2.4.3 Torques 34
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