IEEE/CSA 844.3 2019
$53.08
IEEE/CSA Standard for Impedance Heating of Pipelines and Equipment – General, Testing, Marking, and Documentation Requirements
Published By | Publication Date | Number of Pages |
IEEE | 2019 | 88 |
New IEEE Standard – Active. The general requirements, testing, markings, and documentation for impedance heating systems for pipes and equipment intended for use in general industrial applications are provided in this standard. This standard provides requirements when utilizing impedance heating systems in ordinary as well as hazardous areas having explosive atmospheres.
PDF Catalog
PDF Pages | PDF Title |
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1 | IEEE Std 844.3-2019/CSA C22.2 No. 293.3:19 Front Cover |
2 | Title page |
4 | Important Notices and Disclaimers Concerning IEEE Standards Documents |
7 | CSA Group Legal Notice for Standards |
9 | IEEE Participants |
10 | CSA Group Participants |
13 | IEEE Introduction |
14 | CSA Preface |
15 | Contents |
17 | 1. Overview 1.1 General 1.2 Scope |
18 | 1.3 Purpose 1.4 Typical applications 1.4.1 General 1.4.2 Solidification prevention 1.4.3 Viscosity maintenance |
19 | 1.4.4 Process heating 1.4.5 Condensation prevention 1.4.6 Re-melting solidified fluids 1.4.7 Terminology 2. Normative references |
20 | 3. Definitions |
23 | 4. General requirements 4.1 Principle of operation |
24 | 4.2 System 4.2.1 General 4.2.2.1 Material and construction requirements 4.2.2.1.1 Insulation dielectric 4.2.2.1.2 Jackets, wraps, braids, and conductors 4.2.2 Impedence insulated conductor |
25 | 4.2.2.2 Field connections and terminations 4.3 Electrical circuit protection 4.4 Temperature requirements 4.4.1 General 4.4.2 Explosive atmospheres 4.4.2.1 General |
26 | 4.4.2.2 Stabilized design 4.4.2.3 Controlled design 4.4.2.3.1 General |
27 | 4.4.2.3.2 Requirements for temperature control devices for equipment protection levels Gc and Dc (traditional relationship to Zone 2 and Zone 22, respectively) |
28 | 4.5 Grounding and isolation |
31 | 4.6 Isolation transformers 4.7 Additional general requirements for Canada |
32 | 5. Testing requirements 5.1 General 5.2 Type tests 5.2.1 General 5.2.2 Conductor resistance 5.2.3 Tests of aluminum conductors (physical properties) |
33 | 5.2.4 Long-term insulation resistance in water 5.2.5 Long-term insulation resistance in air for 90 °C rated conductors |
34 | 5.2.6 Capacitance and relative permittivity 5.2.7 Conductor corrosion 5.2.8 Insulation fall-in 5.2.9 Heat shock of thermoplastic jacket |
35 | 5.2.10 Flexibility of separator under a thermoplastic jacket 5.2.11 Cold bend 5.2.12 Cold impact 5.2.13 Deformation 5.2.13.1 Thermoplastic jackets 5.2.13.2 XL insulations |
36 | 5.2.14 Hot-creep elongation and hot-creep set 5.2.15 Flame and smoke 5.2.15.1 FT2/FH/Horizontal flame (XHH, XHHW, XHHW-2, RHH, RHW, RHW-2, and Non-XL Insulated Types R90, RW75, RW90, RWU75, and RWU90) 5.2.15.2 Burning particles (dropping) (R90, RW75, RW90, RWU75, and RWU90) 5.2.15.3 FT1 5.2.15.4 FV-2/VW-1 |
37 | 5.2.16 Weather (sunlight) resistance 5.2.17 Crushing resistance 5.2.18 Dielectric breakdown after glancing impact |
38 | 5.2.19 Durability of ink printing 5.2.20 AC spark test 5.2.21 Dielectric voltage-withstand in water 5.2.22 Insulation resistance in water at 15 °C |
39 | 5.2.23 Electrical continuity 5.2.25 Power output and system impedance verification 5.2.25.1 General 5.2.25.2 Apparatus |
40 | 5.2.26 Verification of component temperatures |
41 | 5.3 Routine testing 5.3.1 General 5.3.2 Dielectric tests 5.3.2.1 General 5.3.2.2 Dielectric spark test 5.3.2.3 AC dielectric test 5.3.2.4 DC dielectric test |
42 | 6. Marking requirements 6.1 Packaging |
43 | 6.2 Insulated impedance conductor |
44 | 6.3 Weather barrier 6.4 Guard marking requirements for systems above 30 Vac 6.4.1 Isolation transformer output voltage greater than 30 volts ac, but no more than 80 volts ac 6.4.2 Isolation transformer output voltage greater than 80 volts ac, but no more than 132 volts ac 7. Documentation |
47 | Annex A (informative)Bibliography |
49 | Annex B (normative) Requirements for Class I, II, and III Division 2 Hazardous (Classified) Areas B.1 Application B.2 General B.3 Control and temperature requirements B.3.1 General B.3.2 Stabilized design |
50 | B.3.3 Controlled design B.4 Requirements for protective device in Division 2 B.5 Weather barrier requirements B.6 Type tests B.6.1 Division 2 equipment B.6.2 Verification of surface temperatures |
51 | B.7 Marking |
52 | B.8 Instructions B.8.1 Installation verification requirements |
53 | Annex C (normative) Impedance heating system requirements for Class I, Zone 2; Zone 2; and Zone 22 C.1 Additions and exclusions |
57 | C.2 Weather barrier requirements C.3 Additional requirements for Zone 2 areas |
59 | Annex D (normative) Impedance heating system design verification methodology D.1 Introduction D.2 Design methodology and selection of impedance heaters D.3 Stabilized design calculations for the workpiece |
60 | D.4 Impedance heating system workpiece performance and equilibrium conditions |
62 | D.5 Heat loss calculations D.6 Heat-loss design safety factor |
63 | D.7 Maximum temperature determination D.7.1 General D.7.2 Theoretical pipe temperature calculations |
64 | D.7.3 Surface temperature—Metallic applications using a temperature limiter control sensing the heated workpiece D.7.4 Sheath temperature calculations |
66 | Annex E (normative) Insulated impedance conductor reference tables |
86 | Annex F (normative) Formula for calculating insulation resistance |
87 | Annex G (normative) Alternative national markings G.1 General G.2 Markings on packaging (subclause 6.1) G.3 Markings on wire (subclause 6.2) |
88 | Untitled |