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BIS CERTIFICATION FOR Conduits for Electrical Installations - Rigid Plain Conduits of Insulating Materials IS 9537 (Part 3)


Conduits for Electrical Installations - Rigid Plain Conduits of Insulating Materials IS 9537 (Part 3)

GET BIS CERTIFICATION FOR CONDUITS FOR ELECTRICAL INSTALLATIONS - RIGID PLAIN CONDUITS OF INSULATING MATERIALS IS 9537 (Part 3) : 1983

Rigid conduit has a thick wall and is constructed of either aluminum or galvanized steel. This is one of the most heavy-duty types of conduit used in many industrial applications. Rigid conduit offers additional strength.

BIS is a statutory institution established under the Bureau of Indian Standards Act,1986  to promote harmonious development of the activities of standardization, marking and quality certification of goods and attending to connected matters in the country.

Conduits for electrical installations - Rigid plain conduits of insulating materials product has been specified in IS 9537 (Part 3) : 1983by Bureau of Indian Standards.

SCOPE :

This standard (Part 3) specifies requirements and methods of tests for circular rigid non-flame propagating and non- threadable plain conduits of insulating materials.

REFERENCES :

IS 2 :1960 Rules for rounding off numerical values

IS 2509 :1973 Specification for rigid non-metallic conduits for electrical installations

IS 4905 :1968 Methods for random sampling

IS 9537 : Part I :1980 Specification for conduits for electrical installations : Part I General requirements

GROUPING :

 

The parameters as given below shall be considered for grouping of Rigid Plain Conduits of Insulating Materials as per IS 9537(Part 3):1983 for GOL/Inclusion:


i. Nominal Size of Conduits :  

·       Group  I -  16mm, 20mm, 25mm

·       Group II -  32mm, 40mm, 50mm, 63mm

 

ii. Grade of Mechanical Stress - Light/Medium/Heavy
iii. Type of End connection- Plain End/ Socket End

 

TESTING PARAMETERS :

 

·       Construction

·       Marking

·       Durability of Marking

·       Dimensions

·       Uniformity of Wall thickness

·       Screw Threads

·       Bending Test

·       Compression Test

·       External Influences

·       Collapse Test

·       Resistance to Heat

·       Bending Test (At low temperature)

·       Impact Test

·       Electrical Characteristics

 

POSSIBLE TESTS IN A DAY :

·       Marking as per Cl. 6.1

·       Durability of Marking as per Cl. 6.2

·       Dimensions as per Cl. 7.1 to Cl. 7.3

·       Uniformity of Wall Thickness as per Cl. 7.4

·       Construction as per Cl. 8

·       Bending Test as per Cl. 9.2

·      

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