Code & Standards for Electrical Heat Tracing System

Mostly following Code & Standards used in Electrical Heat Tracing System:

For Heat loss Calculation:

IEEE-515 : Standards for the testing, design, installation and maintenance of Electrical Resistance Heat Tracing for Industrial applications. 

Heat loss calculation as per Equation B.1:

 

Testing of Tracer:

IEC/IEEE-60079-30-1 : Explosive atmospheres 

Electrical resistance trace heating - General & testing requirements 

Type Test:

1. Dielectric Test            

2. Electrical Insulation Resistance Test 

3. Flammability Test      

4. Impact Test

4.1 Room Temperature Impact Test

4.2 Minimum Temperature Impact Test

5. Deformation Test

6. Cold Bend Test

7. Water Resistance Test

8. Integral Components Resistance To Water Test 

9. Verification of Rated Output

9.1. Resistance Method

9.2 Thermal Method

10. Thermal Stability of Electrical Insulating Material

11. Thermal Performance Test

12. Determination of Maximum Sheath Temperature 

12.1 Product Classification Approach

12.2 System Approach - Stabilized & Controlled Design Verification 

13. Test Apparatus & Procedure

13.1 Insulated Externally Heated Surfaces – Pipe Sculpture

13.2 Insulated Externally Heated Surfaces – Vessels

13.3 Insulated Externally Heated Surfaces – Tubing Bundles

13.4 Sheath Temperature Verification – Utilizing Plate Test Procedure

14. Verification of Start-up Current

15. Verification of the Electrical Resistance of Electrically Conductive Covering

16. Outdoor Exposure Test

Routine Test

1. Dielectric Test

2. Verification of rated output

 

Installation & Maintenance of Tracer:

IEC/IEEE-60079-30-2 : Explosive atmospheres

Electrical resistance trace heating Application guide for design, installation and maintenance

Other important Code & Standards: 

IS/IEC 60529 : Degree of protection provided by enclosures (IP Code)

IS-5 : Colours for ready mixed paints and enamels 

IS-1554 : PVC insulated (heavy duty) electric cables. 

IS/IEC 60079-1 : Electrical equipment with type of protection 'd' 

IS-3043 : Code of practice for earthing 

IS-5571 : Guide for selection of electrical equipment for hazardous area. 

IS/IEC-60079-15 : Electrical equipment with type of protection 'n'. 

IS-8623 : Specification for low voltage switchgear and control gear assemblies. 

IS/IEC-60079-0 : General requirements for electrical apparatus for explosive gas atmosphere. 

IS-13703 : Specification for low voltage fuses 

IS/IEC-60947 : LV switchgear and control gear. 

IEC-61439 : Low voltage switchgear & control gear assemblies 

IEC 6075 : Industrial platinum resistance thermometer sensor 

                  Part-2, Application guide for design, installation and maintenance