Test method for fire with shock at a temperature of at least 830. Differences between flame retardant and fire resistant cables. Similar standard is iec 60331 fe and bs 6387 cat c. Iec 60331, bs 6387, ss 299 fire resistance test iec 60332, bs 4066, ieee 383 flame retardant test iec 61034, bs 7622, en 50268 smoke emission test iec 60754, bs 6425 halogen content test. We use the term fire resistant to indicate a cable that will continue to operate in the presence of a fire and. Comparatively speaking, the fire performance requirement for bs 6387 is more demanding. Both the iec and the bec adopted two different standards, namely the iec 60331 and bs 6387. This document is applicable to cables of rated voltage not exceeding 600 v1 000 v, including those of rated voltage below 80 v, metallic data and telecom cables and optical. Iec 603323222000 tests on electric and optical fibre cables under fire conditions part 322 test for vertical flame spread of vertically mounted bunched wires or cables category a. Norm iec 61439 systems siemens siemens global website. C for cables of rated voltage up to and including 0,61,0 kv and with an overall diameter exceeding 20 mm. If the link fails, the document cannot be downloaded, please click on the broken link to let us know.
C for cables of rated voltage up to and including 0,61,0 kv tested in a metal enclosure. Test method for fire with shock at a temperature of at least 830 c for cables of rated voltage up to and including 0,61,0 kv and with an overall diameter not exceeding 20 mm. Iec603311 tests for electric cables under fire conditions. Test method for fire with shock at a temperature of at least 830c for cables of rated voltage up to and including 0,61,0 kv and with an overall diameter exceeding 20 mm. The standard is broken down into four parts depending on type of cable tested. The general part 1 applies to switchgear, power distribution boards and control cabinets, while part 2 applies to power switchgear and controlgear assemblies. Iec603311 tests for electric cables under fire conditions circuit integrity part 1. Jun 26, 2018 equipment will replace both iec en 609501. Iec 61439 standard for low voltage switchgear and controlgear. Method of test defined determining the circuit method of test defined in iec 6033121 for determining the circuit integrity performance of a cable under fire conditions. Iec 60332, bs fire resistant cables to iec 60331, iec 603323, astm d 2863. Iec 60331 1 pdf free ebooks download bfou 06112kv draka. Iec 60331 part 11 and associated part 21, 23 and 25 european.
A combination of one or more lowvoltage switchgear with associated equipment. International standard compliance the fire resistant cables manufactured by ucmb complied with either one or combination of the specification as below. It has the status of a group safety publication in accordance with iec guide 104. Iec 60331 pdf standard tests for electric cables under fire conditions circuit integrity from the largest public iec standard library. Iec 60331 part 11 and associated part 21, 23 and 25. Safety of household and similar electrical appliances. In addition to the other standard requirements, an insulation resistance meter was connected directly to the measurement circuit to monitor the actual state of the cable insulation during the fire tests. Iec 603323a flame retardant 150250v cables bs6883 bs7917. However, the test methods employed are quite different. Part 1 test method for fire with shock at a temperature of at least 803 o c for cables of rated voltage up to and including 0. Note all cables assessed by this method should first have been assessed against the test of iec 60331 1 or iec 60331 2. This is an incomplete list of standards published by the international electrotechnical commission iec the numbers of older iec standards were converted in 1997 by adding 60000.
Iec standards often have multiple subpart documents. Part 2 test method for fire with shock at a temperature of at least 803 o c for cables of rated voltage up to and including 0. Tests for electric cables under fire conditions circuit integrity part 3. Tests for electric cables under fire conditions electric data cables iec 6033123. Iec 60439, the standard for lowvoltage switchgear and controlgear assemblies, was under restructuring from the last decade. The iec and the bs adopted two different standards, namely the iec 60331 and bs 6387. The new series of iec 61439 standards were published in january 2009. The iec site includes information about electric, electronic and electrotechnical international standards, compliance and conformity assessment for electronics and electronic equipment, and international electrical standards information. Cable testing fire resistant cable caledonian cables. The international electrotechnical commission is the international standards and conformity assessment body for all fields of electrotechnology.
Method of test defined determining the circuit integrity. Power cables with extruded insulation and their accessories for rated voltages from 1kv to 30kv. Test method for fire with shock at a temperature of at least 830 c for cables of rated voltage up to and including 0,61,0 kv and with an overall diameter exceeding 20 mm. This first edition of iec 60331 1 cancels and replaces iec 60331 12 2002 and iec 60331 31 2002 to form one single standard. Iec shall not be held responsible for identifying any or all such patent rights.
Test method for fire with shock at a temperature of at least 830 c for cables of rated voltage up to and including 0,61,0 kv and with an overall. Test method for fire with shock at a temperature of at least 830c for cables of rated voltage up to and including 0,61,0 kv and with an overall diameter not exceeding 20mm. Requirements are stated for an identification that may optionally be marked on the cable to signify compliance with this standard. Is iec 60331 test sufficient for fire resistive cables in. Iec 61439 standard for low voltage switchgear and controlgear assemblies. This standard has brought considerable clarity in technical interpretation.
Testing of the fireproof functionality of cable insulation. Burning characteristics of electric cables, of iec technical committee 20. It is not assumed that cables successfully assessed by this method, will also pass requirements for either iec 60331 1 or iec 60331 2. This consolidated version of iec 60331 11 consists of the first edition 1999.
Iec flame and fire standards central cables limited. Annex a provides the method of verification of the burner and control system used for the test. Visit our website and learn more about iec 60331 1. Free download iec 60332 3 22 pdf standard from public. Method of test defined determining the circuit method of test defined in iec 60331 21 for determining the circuit integrity performance of a.
Iec60331 standard single core fire resistance alarm cable. Such performance may be recognized by the marking according to clause 11 of iec 60331 1 or clause 11 of iec 60331 2. Fire testing iec 60331 iec 60331 specifies test methods for circuit integrity cables under fire conditions this test is a horizontal flame test of an energized cable. The redline version is not an official document, it is available in english only and provides you with a quick and easy way to compare all the changes between the official iec standard and its previous edition. This part of iec 60331 specifies the test procedure and gives the performance requirement, including a recommended flame application time, for cables of rated voltage up to and including 0,61,0 kv required to maintain circuit integrity when subjected to fire under specified conditions. This part of iec 60331 specifies the test apparatus and procedure and gives. For iec 60322 is test on electric cable under fire conditions. What is a lowvoltage switchgear and controlgear assembly. Specifies the test procedure and gives the performance requirement, including a recommended flame application time, for cables of rated voltages up to and including 0,61,0 kv required to maintain circuit integrity when subjected to fire under specified conditions. Tests for electric cables under fire conditions circuit integrity part 1. Iec 603321bs 40661 flame test on iec 60331, bs 6387, ss 299 fire resistance test. Comparatively speaking, the firep erformance requirement for bs 6387 is more demanding. Iec 60331 2 specifies the test method for cables which are required to maintain circuit integrity when subject to fire and mechanical shock under specified conditions. List of international electrotechnical commission standards.
Testing to either of these two standards is to be carried out separately. Two different designs for lowfirehazard cables were tested under conditions similar to those of the fire test specified in iec 60331 21. Iec flame and fire standards the iec flame resistance and fire propagation tests are often confused with one another on the basis of their very similar designations. Free download iec 60331 pdf standard from public digital library. Test for vertical flame propagation for a single insulated wire or cable procedure for 1 kw premixed flame.
Fireflex cables are offered in either single core, multicore or multipair constructions. Generic description product reference thickness diameter weight per unit area or density. Apparatus fire alone at a flame temperature of at least 750 c. Fire resistance and safety in case of fire franck gyppaz nexans research center franck. This consolidated version of iec 603351 is based on the fourth edition 2001 documents. This part of iec 60331 specifies the test procedure, and gives the performance requirement, including a recommended flame application time, for optical fibre cables required to maintain circuit integrity when subjected to fire under specified conditions. In all other respects however the test was conducted fully in accordance with the requirements of the test standard and the test results are valid. Jan 05, 2017 among standards being followed in the industry today are the iec 60331, modified versions of iec 60331, ul 2196, and ul 1709 per api 2218. Iec 60228 conductors of insulated cables iec 60331 tests for electric cables under fire conditions circuit integrity iec 60332 tests on electric and optical fibre cables under fire conditions iec 60502. Is iec 60331 test sufficient for fire resistive cables in petrochemical facilities.
Among standards being followed in the industry today are the iec 60331, modified versions of iec 60331, ul 2196, and ul 1709 per api 2218. The purpose of this test method is to determine whether a cable can maintain circuit integrity when it is exposed to the fire conditions described within the method. Iec 60331 1121 executive summary objective to determine the performance of the following cable when it is subjected to the conditions of test specified in iec 60331 21. Tests for electric cables under fire conditions test standard. Iec 60331 2 tests for electric cables under fire conditions circuit integrity part 2. Such additional performance can be recognised by the marking in accordance with iec 60331 1. This document is applicable to cables of rated voltage not exceeding 600 v1 000 v, including those of rated. Scope of test iec 60331 21 specifies a test procedure and gives a performance requirement. The title of iec 60331 is test for electric cables under fire conditions circuit integrity.
This part of iec 60331 specifies the test apparatus to be used for testing cables required to maintain circuit integrity when subject to fire alone where the test condition is based upon a flame with a controlled heat output corresponding to a temperature of at least 750 c. Informationcomparatively speaking, iec 603323 for bundled cables is more demanding than iec 603321 for single wires. Has the status of a group safety publication in accordance with iec guide 104. Free download iec 60331 pdf standard from public digital. International standard iec 60331 11 has been prepared by subcommittee 20c.
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