The busway system is halogen free with no toxicity emission in case of fire. The performance of a bts is fixed by means of the compliance of the international standard iec 614396. Fire resistance times of 60, 90 and 120 minutes in accordance with the fire resistance ratings of iso 8341 in line with iec 614396 technical data rated insulation voltage ui. Din en 614396 206 lowvoltage switchgear and controlgear assemblies part 6. The publication of the new iec 61439 family standards, concerning the low voltage switchgear and controlgear assemblies, started in 2009, with the aim to replace the iec 60439 family standards. Within the iec 61439 series of standards for lowvoltage switchgear and controlgear assemblies assemblies, there are system and application details that are specified by the user to enable the manufacturer to produce an assembly that meets the needs and. Davis busway system is designed for efficient power distribution and to give the flexibility needed for modern high rise buildings, commercial complexes, industrial plants and production facilities. The test values for different rated insulation voltages are given in. Important definitions to understand the standard are. Lowvoltage switchgear and controlgear assemblies part 7. Feasible fire barrier tested to iec 614396 requirements. Low electromagnetic emission is another advantage of the busbars as a result, the metal. Beama comments on the change from iec 60439 to iec 61439. Canalis is fire resistant in building penetration, and prevents flame propagation and fire spread.
The dimensions of the supports to be used for elements with different ratings. Switches, disconnectors, switchdisconnectors and fusecombination units. A busbar trunking unit intended to prevent the propagation of fire. Iec 614396 busbar trunking systems iec 604392 table 1. The current copper range has ratings 125 800 a and is tested to iec604392. Busway are tested in independent iec accredited labs according to the iec 614396 standard. To verify the current status of this type of information, we recommend contacting the member body mb or national certification body ncb of the relevant country. Iec 60439, lowvoltageswitchgear controlgearassemblies, underrestructuring from lastdecade. Aluminum range from 160 630 a tested iec 614396 copper range from 125 800 a tested iec 604392. How to specify the right low voltage motor control centre. The new iec 61439 series is expected to have a similar structure to iec 60439 with several new additions. The general rules were published in part 1 and the power switchgear and controlgear assemblies in part 2 a new publication was released in 2011. The fire load of the mr line is extremely low compared to the quantity of plastic materials needed to insulate.
Guide to low voltage busbar trunking systems verified to. Iec 614393 distribution boards intended to be operated by ordinary persons 02162012 iec 614394 assemblies for construction sites 11152012 iec 614395 assemblies for power distribution in public networks 08252014 iec 614396 busbar trunking systems 05232012 prestandard iec ts 614397. Resistance to abnormal heat and fire due to internal electric effects 10. Eaton has a complete renewed range of busbars that complies with the latest standards. Here, im going to go over some technical reasons behind the temperature rise tests and the resulting need to define or prescribe the right and reliable rated current of the various components incorporated in the assembly. Once compliance with iec 614396 product standard has. The new standard iec 61439 low voltage switchgear and.
Guide design and assembly according to iec 61439 en 61439. Lt panel, distribution board and bus duct dielectric properties iec 614391 edition 1. Busduct is a system of distributing electric power using copper or aluminium busbars with. Lowvoltage switchgear and controlgear assemblies part 6. Iec 614391 generalrules standard subsidiaryproduct parts iec61439 series. The ieciecee is not responsible for, nor will it take any position related to, the accuracy or validity of the information provided. My first post went over the reasons behind the introduction of iec 61439 and how following it can help specifiers get the outcome they want and avoid the undesirable ones. Low voltage main switch board transformer area lv msb low voltage main distribution board technical area lv mdb. Bts for which the rated voltage does not exceed 1 000 v in case of a. Busbar trunking systems 8 chapters of iec 614391 1. The new series of iec 61439 standards were published in january 2009. Assemblies for power distribution in public networks. Iec standards often have multiple subpart documents.
Kta3200zp4 kt 4x3200al zed on flat schneider electric. Structure of iec 61439 en 61439 iec 614395 en 614395 cable distribution cabinetscable distribution cabinets iec 614396 en 614396 busbar distributorsbusbar distributors iects 614397 distributor for camping, market places, marinas and charging stations for electric vehicles distributoror for camping, markett iectr 614390. Sivacon 8ps lr sivacon 8ps busbar trunking systems. Davis power busways are available from 100a to 6300a rated sandwiched type at. The rated diversity factor is covered in more detail. Iec 614393 distribution boards intended to be operated by ordinary persons 02162012 iec 614394 assemblies for construction sites 11152012 iec 614395 assemblies for power distribution in public networks 08252014 iec 614396 busbar trunking systems 05232012 prestandard iects 614397. It is tested to the latest iec 614396, has ratings 160 a up to 630 a and now uses the 1 bolt cassette joint. It must be protected against fire, dust, water, direct sunlight, and welding sparks. Anticipated standards for lowvoltage switchgear and controlgear assemblies part 2 of iec 61439 is the only part that has a dual role. It provides a more efficient electri cal power distribution system that gives added flexibility for todays commer cial and industrial environments. Power switchgear and control gear assemblies iec 614393. Published on august 19, 2016 august 19, 2016 105 likes 7 comments. Structure of iec 61439 en 61439 iec 614395 en 614395 cable distribution cabinetscable distribution cabinets iec 614396 en 614396 busbar distributorsbusbar distributors iec ts 614397 distributor for camping, market places, marinas and charging stations for electric vehicles distributoror for camping, markett iec tr 614390.
Ip54 for plug in type, ip55 for feeder type ip65 on request. The iec 61439 standard series defines clear regulations for lowvoltage switchgear and controlgear assemblies. Power xpert busbar systems comply fully with iec 604392. Iec 60439 iec 61439 series iec 614391 general rules iec 614392 power switchgear and controlgear assemblies iec 614396 busbar trunking systems iec 614393 distribution boards iec 614394 assemblies for construction sites iec 614395. Until these other parts have been published, the older standard, iec 60439 will remain in force for the design of such assemblies. This standard has brought considerable clarity in technical interpretation. All the duct has the characteristic of not propagation to the flame. The range extends from 160 6300 a with medium and low impedance power versions, together with a wide selection of accessories and tapoff units. Conducting fire retardant in accordance with en 603323. Iec 614393, distribution boards iec 614394, assemblies for construction sites iec 614395, assemblies for power distribution iec 614396, busbar trunking systems. The new standard follows the philosophy of iec 60947 series i. In addition, canalis is designed with halogen free.
Etacom is specialized in the design and manufacturing of safe, compact and maintenance free cast resin insulated busway systems with copper or aluminium conductors for transmission of energy between 5a 6300a our betobarr busbars are used worldwide in construction and industrial applications to deliver power and guarantee. This standard cannot be used alone to specify an assembly or used for a purpose of determining conformity. The temperature rises of the different components of the btss with respect to ambient temperature is one of these requirements. Within the iec 61439 series of standards for lowvoltage switchgear and controlgear assemblies. Increased temperature of conductor can lead to fire in case of poor insulation most common insulations used in sandwich bus bar trunking system. Iec 614396 will replace iec 604392 still valid iec 614393 will replace iec 604393. Lowvoltage switchgear and controlgear assemblies part 5. Kelly butler, beamas marketing director and george sutton the organisations lv switchboard technical committee chair, explain how market needs have primarily prompted the change from iec 60439 to iec 61439. General rules iec 614391 power sc assemblies distribution boards construction sites public networks busbar trunking. 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.