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NABL accredited testing

IS 14255 Testing: Aerial Bunched Cables

NABL accredited testing of aerial bunched cables to IS 14255: 21 tests, each against its clause. Testing is available at a BIS-recognised laboratory, so the report can be used for BIS certification.

StandardIS 14255 · BIS certification under IS 14255
CoversAerial Bunched Cables; Aerial Bunched Cables-For Working voltage up to and including 1100 Volts
Accredited tests21
AccreditationNABL, ISO/IEC 17025:2017
BIS-recognised testingAvailable
CategoryCable & Wire Testing

IS 14255 tests we offer

Aerial Bunched Cables

#TestClause / method
1Wrapping testCl. 10.1(a)- i of IS 14255, Cl.7.2.2 of IS 8130,IS 10810 (Pt 3)
2Insulation resistance (Volume Resistivity)Cl. 10.1(f) Cl. 5.1(Table-1,2) of IS 14255,IS 10810 (Pt43)
3Thickness of InsulationCl. 10.1(e) Cl. 7.2(Table-4) of IS 14255,IS 10810 (Pt 6)
4Ageing in air oven- ElongationCl. 10.1(c)- i Cl. 5.1(Table-1) of IS 14255,IS 10810 (Pt 11)
5Ageing in air oven- Tensile StrengthCl. 10.1(c)- i Cl. 5.1(Table-1) of IS 14255,IS 10810 (Pt 11)
6Elongation at break of insulationCl.10.1(c)-i Cl. 5.1(Table-1,2) of IS 14255,IS 10810 (Pt 7)
7High voltage TestCl. 10.1(g) Cl. 11.2 of IS 14255,IS 10810 (Pt 45)
8Tensile strength of insulationCl. 10.1(c)-i Cl. 5.1,(Table-1,2) of IS 14255,IS 10810 (Pt 7)
9Test on Messenger Conductor-Conductor resistanceCl.10.1(a)- i of IS 14255, Cl. 6 (Table- 3) of IS 8130,IS 10810 (Pt 5)
10Water Absorption (Gravimetric)Cl. 10.1(c)-v Cl. 5.1,(Table-1) of IS 14255,IS 10810 (Pt 33)
11Carbon black test - ContentCl.10.1(c)-vi Cl. 5.1(Table-1,2) of IS 14255,IS 2530
12Carbon black test - DispersionCl.10.1(c)-vi Cl. 5.1(Table-1,2) of IS 14255,IS 2530
13Elongation Test on messenger conductorCl. 10.1(b)- i Cl.11.3,table-3 of IS 14255
14Physical test for PE insulation-Elongation atbreakCl. 10.1(d)-i Cl. 5.1(Table-1,2) of IS 14255,IS 10810(Pt.7)
15Test on Messenger Conductor -Breaking LoadCl. 10.1(b)-i Cl.6.5,table-3 of IS 14255
16Bending testCl.10.4,11.4 of IS 14255,IS 10810 (Pt 50)
17Conductor resistanceCl.10.1(a)- i of IS 14255,Cl. 7.3 (Table- 1,2) of IS 8130,IS 10810 (Pt 5)
18Shrinkage testCl. 10.1(c)-iv Cl. 5.1,(Table-1) of IS 14255,IS 10810 (Pt12)
19Tensile strength of aluminium conductorCl. 10.1(a)-i of IS 14255,Cl. 7.2.1. of IS 8130,IS 10810 (Pt 2)
20Hot Set Test (Elongation under load & permanent elongation)Cl. 10.1(c)- i Cl. 5.1, (Table-1) of IS 14255, IS 10810 (Pt 30)

Aerial Bunched Cables-For Working voltage up to and including 1100 Volts

#TestClause / method
1High voltage (water immersion) testIS 14255 & CENELAC HD 626 S1 A1/A2 2002

How IS 14255 testing works

  1. Tell us the purpose. BIS certification, a tender, a customer requirement or a design check. The purpose decides which clauses and which laboratory.
  2. Get the sample list and quote. We confirm the tests, the number of samples and the timeline for your product and its variants.
  3. Send samples. We help with labels, the test request and any technical documents the tests need.
  4. Testing and report. Tests are carried out under NABL accreditation and the report lists each clause, the requirement and the result.
  5. Review and use. We check the report before you submit it to BIS, a tender authority or your customer, and help if they raise a query.

Need the ISI mark or CRS registration as well? See IS 14255 BIS certification for the products covered, the order, fees and process.

Frequently asked questions

Which IS 14255 tests are NABL accredited?

All 21 tests listed on this page are within NABL accreditation (ISO/IEC 17025), each against the clause of IS 14255 shown next to it. The report carries the NABL accreditation mark for these tests.

Can the IS 14255 test report be used for BIS certification?

Yes. Testing to IS 14255 is available at a BIS-recognised laboratory, so the report can be submitted with a BIS application. BIS may still draw its own samples during the factory inspection.

How many samples are needed for IS 14255 testing?

It depends on the product, its variants and the tests you need. Share the product details and the purpose of the test (BIS, tender or customer) and we will send the sample list and a quote.

Can you test only some clauses of IS 14255?

Yes. For a tender, a customer complaint or a design check, we can test selected clauses. For BIS certification or a type test, every applicable clause has to be covered.

Other cable & wire testing

All NABL testing categories

See the NABL testing service for how we work. Tests listed are within NABL accreditation (ISO/IEC 17025).

Not sure which certification your product needs?

Talk to a team led by former BIS Directors. We'll map every approval your product needs before you spend on testing.

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