IEEE 1143-2012

$70.96

IEEE Guide on Shielding Practice for Low Voltage Cables

Published By	Publication Date	Number of Pages
IEEE	2012	91

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Description

Revision Standard – Active. A concise overview of shielding options for various types of interference is discussed in this guide. Recommendations on shielding practices for low voltage cables are given. Suggestions on terminating and grounding methods are provided.

PDF Catalog

PDF Pages	PDF Title
1	1143-2012 front cover
3	Title page
6	Notice to users Laws and regulations Copyrights Updating of IEEE documents Errata Patents
8	Participants
10	Introduction
11	Contents
13	IMPORTANT NOTICE 1. Overview 1.1 Scope 1.2 Purpose
14	1.3 Application 2. Acronyms
15	3. Nature of interference 3.1 General
16	3.2 Definition of sources 3.3 Source-circuit interaction 3.3.1 Propagation
17	3.3.2 Coupling 3.3.3 Penetration 3.4 Types of interference 3.4.1 Transient interference 3.4.2 Repetitive interference
18	3.4.3 Narrowband interference 3.5 Sources of electromagnetic interference (EMI) 3.5.1 Natural sources of EMI 3.5.2 Man-made sources of EMI 3.5.2.1 Electrical equipment and wiring
19	3.5.2.2 Discharge-type lighting fixtures 3.5.2.3 Other sources 3.5.2.4 Arcs or sparks 3.5.2.5 Solid-state switching devices
20	3.6 Radiated interference 4. Types of cable shielding 4.1 Introduction
21	4.1.1 Foil shield
22	4.1.2 Braid shield 4.1.3 Helical/Spiral shield 4.1.4 Combination shield 4.1.5 Overall shield
23	4.1.6 Foil free edge shield 4.1.7 Metalized plastic shields
24	4.1.8 Comparison of various shield types 4.2 Coupling through apertures
25	4.3 Solid tube shield
26	4.4 Single layer foil shield with drain wire 4.5 Multilayer Shield with Drain Wire
28	4.6 Helical/Spiral shield
29	4.7 Braided wire shield
30	4.8 Combination shields 4.9 Overall shields
33	4.10 Conductive plastics 4.11 Shield and armor options
37	4.12 Balanced mode transmission on twisted pairs
40	4.13 Balanced mode transmission on shielded twisted pairs
42	4.14 Twisted pairs for transmission of high-speed data
43	5. Shielding application principles 5.1 Functions
44	5.2 Single or multi-conductor 5.3 Dedicated or multiplexed 5.4 Cable construction types 5.5 Shielded cable selection – application guide
45	5.5.1 Data cables 5.5.1.1 Unshielded twisted pair (UTP) Ethernet
48	5.5.1.2 Shielded twisted pair (STP) Ethernet
50	5.5.1.3 Fieldbus/Profibus/Modbus/DeviceNet 5.5.2 Power cables for motors fed by adjustable speed drives (ASD) or dc drives
52	5.5.3 Railroad cables 5.5.4 Circuit integrity / fire rated cables 5.5.5 Cables for EMC
53	5.5.6 Cables in substations, especially extra high voltage (EHV)
54	5.5.7 Shielding protection from conduit and metallic cable tray
55	6. Grounding and installation 6.1 Introduction 6.2 Shield grounded at one end
56	6.2.1 Shield grounded at sending end 6.2.2 Shield grounded at receiving end 6.3 Shield grounded at both ends 6.4 Transient protection with overall shields
59	6.5 Grounding of cable with foil shields and overall shields 6.5.1 Grounding system
60	6.5.2 Grounding cable with overall shield and foil shields
61	6.5.3 Termination practice for overall shield
62	7. Shield testing methods 7.1 General 7.2 Continuous wave test methods 7.2.1 Transfer impedance
63	7.2.2 Transfer admittance 7.2.3 Absorbing clamp 7.2.4 Transverse electromagnetic (TEM) cell 7.2.5 Antenna site
64	7.2.6 Hum test 7.2.7 Electrostatic discharge (ESD) test 7.2.8 Shield effectiveness evaluation device (SEED) 7.2.9 Comparison chart
65	7.3 Testing of overall shield for single or multi-conductor cable 7.3.1 Gooding and Slade method
67	7.3.2 Reduction factor method
68	7.3.3 Lightning susceptibility of buried cable
69	8. Characterization of shielding 8.1 General 8.2 Shielding properties
70	8.3 Architectural shielding effectiveness
72	8.4 Transfer impedance
74	8.5 Shielding effectiveness of overall shield
75	8.6 Reduction factor with overall shields
76	8.7 Transient (lightning) protection by overall shields
77	8.8 Aging effect on shielding 8.8.1 Oxidation of shields
78	8.8.2 Moisture penetration into cable core
79	8.8.3 Degradation of drop cable in service
85	Annex A (informative) Bibliography
90	Annex B (informative) Glossary