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IEC 62086-2:2001

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Electrical apparatus for explosive gas atmospheres - Electrical resistance trace heating - Part 2: Application guide for design, installation and maintenance

Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

18-01-2007

Language(s)

English - French

Published date

07-03-2001

FOREWORD
Clause
1 Scope
2 Normative references
3 Definitions
4 Application considerations
  4.1 General
  4.2 Corrosive areas
  4.3 Installation considerations
  4.4 Process temperature accuracy
5 Thermal insulation
  5.1 General
  5.2 Selection of insulating material
  5.3 Selection of weather barrier (cladding)
  5.4 Selection of economical thickness
  5.5 Double insulation
6 System design
  6.1 Introduction
  6.2 Purpose of, and major requirement for, trace
       heating
  6.3 Heat loss calculations
  6.4 Heat-up considerations
  6.5 Heat-loss design safety factor
  6.6 Selection of trace heater
  6.7 Maximum temperature determination
  6.8 Design information
  6.9 Power system
  6.10 Start-up at low ambient temperatures
  6.11 Long cable runs
  6.12 Flow pattern analysis
  6.13 Dead-leg control technique
  6.14 Chimney effect
7 Control and monitoring equipment
  7.1 General
  7.2 Mechanical controllers
  7.3 Electronic controllers
  7.4 Application suitability
  7.5 Location of controllers
  7.6 Location of sensors
  7.7 Alarm considerations
8 Recommendations for installation, testing and
  maintenance
  8.1 Introduction
  8.2 Application
  8.3 Preparatory work
  8.4 Installation of trace-heating systems
  8.5 Installation of trace heaters
  8.6 Installation of control and monitoring equipment
  8.7 Installation of thermal insulation system (see
       also clause 5)
  8.8 Commissioning
  8.9 Maintenance
  8.10 Repairs

Pprovides guidance for the application of electrical resistance trace-heating systems in areas where explosive gas atmospheres may be present.It provides recommendations for the design, installation and maintenance of trace-heating equipment and associated control and monitoring equipment.This part supplements the requirements specified in IEC 62086-1.

DevelopmentNote
Also numbered as BS IEC 62086-2. (06/2001)
DocumentType
Standard
Pages
77
PublisherName
International Electrotechnical Committee
Status
Superseded
SupersededBy

05/30060689 DC : DRAFT JUN 2005 IEC 62282-3-1 - FUEL CELL TECHNOLOGIES - PART 3-1: STATIONARY FUEL CELL POWER PLANTS - SAFETY
01/205976 DC : DRAFT AUG 2001 IEC 60519-10 - SAFETY IN ELECTROHEAT INSTALLATIONS - PART 10: PARTICULAR REQUIREMENTS FOR ELECTRICAL RESISTANCE TRACE HEATING FOR INDUSTRIAL AND COMMERCIAL APPLICATIONS
03/304151 DC : DRAFT MAR 2003 IEC 60519-10-1 - SAFETY IN ELECTROHEAT INSTALLATIONS - PART 10-1: PARTICULAR REQUIREMENTS FOR ELECTRICAL RESISTANCE TRACE HEATING SYSTEMS FOR INDUSTRIAL AND COMMERCIAL APPLICATIONS

IEC 60079-10:2002 Electrical apparatus for explosive gas atmospheres - Part 10: Classification of hazardous areas
IEC 60079-17:2013 Explosive atmospheres - Part 17: Electrical installations inspection and maintenance
IEC 60079-0:2011 Explosive atmospheres - Part 0: Equipment - General requirements
IEC 60079-14:2013 Explosive atmospheres - Part 14: Electrical installations design, selection and erection
IEC 62086-1:2001 Electrical apparatus for explosive gas atmospheres - Electrical resistance trace heating - Part 1: General and testing requirements

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