Class A fire-resistant cable fire performance is better than class B. The process is complicated, the construction is difficult in the oil irrigation area, important wooden public buildings, high-temperature places, and other fire-resistant requirements, and the economy can accept the occasion and use fire-resistant cable. PVC can be made resistant to a wide range of chemicals including oils, acids and alkalis, and is tough, durable and resistant to abrasion. However, mere transmission is not enough. It's been a busy few months on different projects or busy couple of decades depending on how I look at it. A Complete Guide To Fire Resistant Cables. Prysmian Group can share that expertise and understanding through our seminars, find more here. The wire and cable industry is a typical manufacturing industry; raw material prices account for 70% to 80%. Why is electricity so hard to understand? Reliability at its core . Our new family will withstand 250 kW/m 2 jet fires and withstand temperatures exceeding 1,200 C for half an hour in accordance with ISO 22899-1. Fire resistant cables can play a key role in making buildings safer as they power or connect critical safety systems such as fire alarms, emergency lighting, PA systems and CCTV systems. While Flame Retardant 4 is well-known for fabricating PCBs, it also provides an ideal material for: FR4 is a flame-retardant material used for various components in electronics and industrial or marine applications. It complies with UL94V-0 standards for flame-retardant plastic material. Power cable has to meet with requirement of BS8491 Cat1 or Cat2 or Cat3. He has a deep technical understanding of electrical engineering and is keen to share this knowledge. Firetuf FTP - the original Draka fire resistant armoured cable Fire-resistant cable and flame retardant cable are not the same. L'ESPRESSIONE DIRETTIVA PROSPETTI INDICA LA DIRETTIVA 2003/71/CE (TALE DIRETTIVA E LE RELATIVE MODIFICHE, NONCH LA DIRETTIVA 2010/73/UE, NELLA MISURA IN CUI SIA RECEPITA NELLO STATO MEMBRO RILEVANTE, UNITAMENTE A QUALSIASI MISURA DI ATTUAZIONE NEL RELATIVO STATO MEMBRO). We are committed to ensuring that persons with disabilities have access to our goods and services, including those offered through our website, anixter.com, and we are in the process of improving the accessibility of our website. Difference between Screened and Unscreened Cable, Information About Submersible Pump Cables, Electrical and Power Cables Important things must be considered before buying, Uses and Various parts of Coaxial Cables to know. What is FR4 Material? | Understanding Uses for Flame Retardant 4 These CI cable constructions are as flexible as standard fire alarm cables, making them as easy to install as cables that are not fire-rated. A plenum is the air return path of a central air handling system. Fire-resistant cable is a cable that can maintain safe operation for a certain period of time under flame burning. These circuit integrity cables continue to operate in the presence of a fire and are sometimes called 1-hour or 2-hour fire-rated cables. There is increasing number of cases of fire due to short circuit, and especially in crowded cities, and high rises, lots of lives have been lost. Recently I have seen a few interesting articles on viable cold fusion; the combining of atoms at room like temperatures to create boundless energy. What is the price compared with XPLE? Although the two are different in principle, structure and materials, their uses are similar, and they are quite good in terms of "fireproof" performance. NEC 760.176 (F) requires CI cables for NFPA fire alarm systems used to meet the survivability of critical circuits requirements and be listed for that function per NFPA 72. The above is the differences between flame retardant cable and wire and fire-resistant cable and wire summarized by JZDWire&Cable manufactruer and supplier. I have read and understood the above disclaimer. There are not very strong checks on quality of products, both at manufacturers end as well as at users end. Our fire performance cables are specifically designed to maintain circuit integrity and continue to work for a specific time under defined conditions of 30, 60, or 120 minutes. So in a high risk populated area where escape is limited LSHF cables are strongly recommended. Soft-skin flame retardant cables consist of single or multi-stranded conductor cores (copper), individual core insulation (polymer) and an outer insulating sheath (polymer). Fire-resistant wires are a general term for wire and cable with fire performance, usually divided into the flame retardant wire and cable and fire-resistant wire and cable. Colin asks this question, which concerns SWA cable to BS 6724, and whether the type has been tested and verified as having any fire resistance. Some Features Of Fire Resistant Cables. About the author. As stated earlier, installation can also play a big role in avoiding mishaps. Your email address will not be published. When the cables are exposed to fire, these polymeric materials start decomposing releasing halogen and dense toxic smoke causing asphyxiation and impairing visibility. The amount of smoke produced when burning fire-resistant cable is less, especially with refractory materials, making fire-resistant flame retardant performance, especially in the case of burning, accompanied by water sprinkling and fire fighting, the cable can still maintain the integrity of the wire operation. AB: To answer this question, the effect of fire on cables needs to be explained. (Unsubscribe at any time.). Compared with normal PVC cables and LSF, zero halogen cables have better fire retardant properties, low toxic and corrosive gas emissions and low smoke emission. Use the Draka Sales Locator tool and Cable insulation is used to provide electrical separation between conductors of a cable. (3) Low-halogen, low-smoke flame-retardant PVC insulation, and sheathing: 70; Halogen-free, low-smoke flame-retardant polyolefin insulation and sheathing: 90 and 125 both. Your email address will not be published. It is often the substrate material of choice for electrical insulation, recognizable by its signature green color. In the event of a fire, it may be burned out and cannot be operated, but it can prevent the spread of the fire. FRLS stands for Flame Retardant Low Smoke, are fire resistant cables which are used at the locations which are more prone to fire. Wire All Rights Reserved. They can be installed in standard raceways and conduit and require no special tools or hardware. Electrification UK CIBSE CPD webinar series 2022: Electronic Power Breakers Trip Units, Li-Fi: Connecting to the Internet through lighting, Distribution Equipment including Cable Management (4), Electrical Heating, Ventilation & Control (3), advantages and disadvantages of fire resistant cable cable. The glass transition (Tg) for Flame Retardant 4 lies between 115C and 200C, depending on the manufacturing method and resin material. The function of Fire Resistant Cable - Leading Cable and Wire advantages and disadvantages of fire resistant cable - Voltimum I understand that it may affect my rights. For example, LSZH cables require a different extrusion ratio. What are the advantages and disadvantages of a fire resistant cable? They must pass one of the UL 1685 vertical tray flame tests to be UL-listed. The material's low coefficient of thermal expansion allows it to resist contraction and . GLI INVESTITORI NON DOVREBBERO SOTTOSCRIVERE ALCUNO STRUMENTO FINANZIARIO SE NON SULLA BASE DELLE INFORMAZIONI CONTENUTE NEL RELATIVO PROSPETTO. Ceramifiable silicone rubber insulation is soft and flexible until subjected to high temperatures. high volume resistivity, low dielectric constant, high dielectric strength, low power factor. b. What are the disadvantages of mineral insulated cable? Because of the fire-resistant layer of fire-resistant cables, multi-layer mica tapes are usually used to wrap the wires directly. What is the difference between riser-rated and plenum-rated cables? Utilities, such as, Metro Railways and Shipping Industries have special Standards on fire safety. Because the refractory layer of the fire-resistant cable can usually be wrapped directly on the wire using different fire-resistant materials. What are the differences between a fire resistant cable and a - Quora Click here to view the notes listin a table format, Click here to view the notes indexed by tag, Flame Retardant - designed for use in fire situations where the spread of flames along a cable route needs to be retarded, Fire Resistant (FR) - cables are designed to maintain circuit integrity of those vital emergency services during the fire, Low Smoke and Fume (LSF) - burns with very little smoke and fumes compared to standard PVC, fumes may contain halogens, Low Smoke Zero Halogen (LSZH) - when burns there is very little smoke and fumes (compared to standard PVC the fumes contain no halogens, Alternative names for LSZH - LSZO (Low Smoke Zero Halogen), 0HLS (Zero Halogen Low Smoke), LSHF (Low Smoke Halogen Free), IEC 60332-1/BS 4066-1 - flame test on single vertical insulated wires/cables, IEC 60332-3/BS 4066-3 - flame test on bunched wires/cables, CMP (Plenum Flame Test/ Steiner Tunnel Test) - plenum rated cables meeting NFPA -262, CMR (Riser Flame Test) - riser rated cables meeting UL1666, CM (Vertical Tray Flame Test) - general purpose cables meeting UL 1581, CMG (Vertical Tray Flame Test) - general purpose cables meeting UL1581, CMX (Vertical Wire Flame Test) - restricted cables meeting UL1581, BS 6387 - fire resistance test (more stringent than IEC 60331), Reduction in hazardous fumes which can cause injury when inhaled, Reduction in corrosive chemicals which can cause damage to electronics, IEC 60754-1/BS6425-1 - emission of halogen, IEC 61034-1/ASTM E662 - emission of smoke, ISO4589-3/BS2782.1 - temperature index TI, have a question or need help, please use our, spotted an error or have additional info that you think should be in this post, feel free to. We are acutely conscious of this fact and we have been the first Company in India who offered FR (Flame Retardant) cables as a standard feature on all our XLPE cables. PVC has greater flame retardant properties than Polyethylene (PE), however, PVC is a halogenated compound and on decomposition releases chlorine gas which is highly toxic. Also, there are applications, such as, emergency lighting system, elevators, fire alarms, water sprinklers, pumps, exhaust fans, etc. What are the advantages and disadvantages of both overhead transmission cables and underground transmission cables? In building construction, electrical cable sheathing is a potential source of fuel in the event of a fire. 365 Keyes Ave., Hampshire, IL 60140 Dense toxic smoke released from cables during fire cause problems for evacuating people from the premises; it also causes hindrance for the fire fighters to extinguish the conflagration. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); W.S. 100V) 100V) Rated voltage (min. For HT cables XLPE is a must. Both aluminum and aluminum alloy conductors have the ability to conduct electricity, and the resistance of the two is different. I will try my best to give your cable solutions. LSF is often a modified PCV with hydrogen chloride additives and while performing better than PVC will give off more smoke and fumes than LSZH. right? CONSTRUCTION. The FP cable range is the result of almost 50 years of continuous development of cables for fire alarms, emergency lighting, life safety and fire fighting systems. And here's some amazing content. With the progress of science and technology, social and economic development and the needs of human development, as the one of the most important industrial product,wire and cable products, people have higher and higher requirements for its flame retardant, fire resistance and fire prevention performance. The addition of various additives can improve its temperature range . The Draka brand understands the importance of fire resistant cables and is deeply committed to continuous fire cable development. For example, if the oxygen index of a material is 21 percent, it means that the material will burn by itself even at room temperature because at room temperature the normal oxygen content is 21 percent. By writing an electrical note, you will be educating ourusersandat the same time promoting your expertisewithin the engineering community. Whilst silicone rubber insulation doesn't offer the same mechanical toughness and cut-through resistance when compared to most other elastomers . The important standards being followed in our country are ASTM Standards (American Society for Testing and Material), IEC Standards (International Electro technical Commission), NES (Naval Engineering Standards-USA), UL (Underwriters Laboratories), Indian Standards, British Standards, Swedish Standards, etc. Flame Retardant. Advantages and Disadvantages The flame-retardant cable and wire is burned. Prysmian FP cables are manufactured, tested and certified to a range of tests that assess circuit integrity in the event of fire to help save lives and property. Means in the standard atmospheric condition till the percentage of oxygen reaches 30 to 35 percent; cable will not act as fuel. Insulators and structural components made from FR4 with the UL standard marking are guaranteed to prevent fire propagation and extinguish the fire quickly. Yes. Universal Cables Limited manufactures all type of fire safe cables e.g., Fire Retardant (FR) cables, Fire Retardant Low Smoke (FRLS) cables, Low Smoke Zero Halogen (LSZH) cables and Fire Survival (FS) cables. They are less toxic in nature and emit low amount of corrosive fumes. The Halogen-containing cable flame retardant principle is to rely on the flame retardant effect of halogen. Fire Resistant and Fire Retardant Cables - myElectrical Our FT120 fire resistant cable, which provides enhanced firecable performance with all the benefits associated with pliable alarm cable, is an example of Drakas innovative, market driven approach to making fire rated cables that set the standard for others to follow. Steven has over twenty five years experience working on some of the largest construction projects. The above is the differences between flame retardant cable and wire and fire-resistant cable and wire summarized by JZDWire&Cable manufactruer and supplier. I declare that I am not resident or located in United States, Australia, Canada or Japan or any Other Countries and I am not a U.S. Overhead low voltage cables (120-240V) are ugly and often prone to damages by whether conditions or passing vehicles. Due to relative low cost, fire retardant cables are widely used as fire survival cables. There are enormous differences between flame-retardant cables and fire-resistive cables. It is measured as per IS 10810 part 62 or IEC 60332-3. This arrangement has a continuous operating temperature of 80C. Fire resistant and fire retardant cable sheaths are design to resist combustion and limit the propagation of flames. Fire, Safety and Security; Electrical Heating, Ventilation & Control; Installation Tips; Lighting; Power; Regulation and Legislation; . If the power supply is The NFPA 262 is the same as CSA FT-6; it measures flame spread and smoke generation in a simulated air handling plenum. Prysmian offers an extensive range of independently tested and certified fireresistant cables. Because of its low cost, it is a large number of cable varieties used in fire-resistant cables. Therefore, raw materials advantages and disadvantages largely affect the quality of wire and cable products, and certain companies can provide ultra-low price products. formed the Li-Fi Consortium with the objective of establishing the new wireless technology in the market. Overview. Flame Retardant 4 is known for its good dielectric properties and acts as a good insulator for electronics. Hong Kong Flame retardants are chemicals that are added to manufactured materials (e.g., textiles and plastics) and surface finishes and coatings to inhibit combustion or delay the spread of fire after ignition (van der Veen and de Boer, 2012). LSF cable will emit toxic gases while LSZH will limit the emission of these (typically under 0.5% hydrogen chloride emission). FRC are non-combustible chemicals that can be applied to the . AB: We as a cable manufacturer have to first ascertain the intended application, i.e., whether the cable is for indoor or outdoor application. This condition can be also looked from different angle i.e. A fire or explosion can cause irrevocable damage to human life as well as property. Indian Standard has also amended the cable specification with introduction of FR/ FRLS type cable as new varieties considering fire safety. It is measured as per IS 10810 Part 64 or ASTM D 2863. cable Disadvantages The termination points: While the length of the MI cable is very tough, at some point, each run of cabling terminates at a splice or within electrical equipment. If you have any question, please feel free to contact me. . Let ZW Team help you explore all of the possibilities to build the perfect cable. Is a flame-retardant cable also fire-rated? Typically, flame-retardant cables resist the spread of fire into a new area, whereas fire-resistive cables maintain circuit integrity and continue to work for a specific time under defined conditions. Nowadays almost everything is mechanized & getting more and more hi-tech each day. Cable with a PVC insulation or sheathing is flame retardant, which is an important consideration for electric cables in most applications. The higher the oxygen index, the more retardant the cable will be. By this user understands the cable type. Hydrogen chloride emissions of LSF cable may reach up to 18%. Speaking of flame-retardant cables and fire-resistant cables, our preliminary judgment is related to "fire prevention", but if you are not very familiar with cables, you may not be able to distinguish what is flame-retardant cable and what is fire-resistant cable. PVC means poly vinyl chloride and it produces acidic droplets besides smoke. LSF vs LSHF (LSZH) - There is a Difference! - FS Cables With crores of rupees invested in stock, equipment, machinery & factory space, it is essential that effective precautions are taken to safeguard all this. The aluminum alloy conductor is added relevant trace elements in the aluminum conductor, so that its resistivity is lower than the pure aluminum conductor, which solves the disadvantages of poor mechanical properties, easy breakage and easy creep of pure aluminum . Obtain certification wherever necessary. Hence, Research & Develop-ment is a constantly ongoing process for making safe cables without added costs. Few of those are: We manufacture all of the above mentioned cables. Save my name, email, and website in this browser for the next time I comment. The use of fireretardant/resistant coatings (FRC) is one of the simplest and most efficient methods for building fire protection. It is reported that 80 percent deaths which occurs due to fire are not caused by burns; they are actually caused by the inhalation of these toxic gases. It can resist burning for a long time and can ensure the lines normal operation even if the polymer at the applied flame is burned. Report Highlights- The global market for Fire Resistant Cable estimated at USD 1597.9 million in the year 2022, is projected to reach a revised size of USD 1863.9 million by 2028, growing at a . The inner sheath and outer sheath are made of flame retardant. Manufacturers have to select the proper source for such cable compounds and sometimes need to blend these compounds in their in-house facilities to meet the desired requirement. Generally, for outdoor application where the cables are buried, Low Smoke Zero Halogen properties are not needed as the oxygen level is low and does not support burning. QUALSIASI OFFERTA DI STRUMENTI FINANZIARI IN QUALSIASI STATO MEMBRO DELLO SPAZIO ECONOMICO EUROPEO (SEE) CHE ABBIA RECEPITO LA DIRETTIVA PROSPETTI (CIASCUNO, UN STATO MEMBRO RILEVANTE) SAR EFFETTUATA SULLA BASE DI UN PROSPETTO APPROVATO DALLAUTORIT COMPETENTE E PUBBLICATO IN CONFORMIT A QUANTO PREVISTO DALLA DIRETTIVA PROSPETTI (LOFFERTA PUBBLICA CONSENTITA) E/O AI SENSI DI UNESENZIONE DAL REQUISITO DI PUBBLICAZIONE DI UN PROSPETTO PER OFFERTE DI STRUMENTI FINANZIARI PREVISTA DALLA DIRETTIVA PROSPETTI. (1) Flame retardant PVC insulation and sheathing: fixed laying -40; non-fixed laying -15. (PDF) Fire Retardant Coatings BS8519 is "code of practice for selection and instalaltion of fire-resistant power & control cable systems for fire safety and fire-fighting applications". Why Fire Resistant Cables Are Essential In Todays Environment? To ensure that cable performs up to the mark on fire safety standards is critical to both manufacturers and end users. The cables being offered by us comply all above test parameters. FR4 is a multipurpose glass epoxy laminate that features flame-retardant properties, as indicated by the letters FR in its name. For indoor application, Low Smoke Zero Halogen property is a necessity. Our products meet the required specifications and have been tested in the National Laboratories, e.g., Central Power & Research Institute (CPRI) and Electrical Research & Development Association (ERDA). For FRLS cables during fire, maximum halogen gas emitted should be 20% by weight. c) Flame retardant tests for cables installed in group. Silicone rubber insulated cables have outstanding thermal range with some suitable for high temperatures up to 200 o C and lows down to -90C. We can therefore realize that smoke generated from these conventional polymers under fire is the most important issue that a cable manufacturer has to consider. Value of minimum oxygen index as 25 percent reasonably demonstrates fire retardant behavior of cable which required to be keep in mind while selecting insulation material for cables. Hospitals, Supermarkets, Airports, Control Rooms & Computer Suites) these cables are designed for increased safety in the case of a fire: Historically, most cables used in installations have been insulated with PVC or similar materials. To know more, log on to www.relemaccables.com, Your email address will not be published. Each of these types can be sub-categorized depending on their application and safety requirements. Required fields are marked *. These cables can even be designed to withstand fire, falling debris and water jet all at the same time. Sanjeev Vyas: Cables manufactured by us are with improved fire performances CAT C1 for domestic and industrial application which provides additional safety against fire. CCA is not approved for use by ANSI/TIA in Ethernet cable applications due to poor data and PoE transmission characteristics CCA is not approved for use in any application by the National Electric Code (NEC) for low or high voltage cabling due to it being a fire hazard CCA is not approved by UL due to it being a fire hazard The information contained on this section is for information purposes only and are not intended for or open to access by anyone who is in or who is resident in the USA, Australia, Canada, Japan or in any of the Other Countries. Fire Resistant Cables | Firetuf Fire Cable - drakauk.com Fire Performance Cables to maintain Circuit Integrity in Fire. What is flame retardant cable?. This reminds me of Uphar incident when a lot of persons could not escape because of these two culprit elements. The ability of a cable to maintain functionality during fire. Download as PDF. There are also plenum cable flame tests for use in ducts, plenums or other spaces used for environmental air distribution. ANY OFFER OF SECURITIES IN ANY MEMBER STATE OF THE EUROPEAN ECONOMIC AREA (EEA) WHICH HAS IMPLEMENTED THE PROSPECTUS DIRECTIVE (EACH, A RELEVANT MEMBER STATE), WILL BE MADE ON THE BASIS OF A PROSPECTUS APPROVED BY THE COMPETENT AUTHORITY AND PUBLISHED IN ACCORDANCE WITH THE PROSPECTUS DIRECTIVE (THE PERMITTED PUBLIC OFFER) AND/OR PURSUANT TO AN EXEMPTION UNDER THE PROSPECTUS DIRECTIVE FROM THE REQUIREMENT TO PUBLISH A PROSPECTUS FOR OFFERS OF SECURITIES. Apply Energy Efficiency and Sustainability filter, Apply Cables Wiring and Wiring Accessories filter, Apply Smart Homes & Building Automation filter, Apply Distribution Equipment including Cable Management filter, Apply Electrical Heating, Ventilation & Control filter, Apply Electric Vehicle Infrastructure filter, Distribution Equipment including Cable Management, Electrical Heating, Ventilation & Control, Building Controls Industry Association (BCIA), Guide to installing steel-wired armoured cables. Class B cable can be in 750 ~ 800 flame and rated voltage to withstand burning for at least 90min, and the cable is not broken. Our fire performance cables are specifically designed to maintain circuit integrity and continue to work for a specific time under defined conditions of 30, 60, or 120 minutes. FP is the original, easy to install and fully compliant range of fire resistant cables approved by engineers, installers and regulators. CI cable also provides flexibility in planning cable routing while minimizing wall and shaft construction. You can add a fire-resistant layer to the structure of fire-resistant cables, forming both fire-resistant and fire-resistant cables, but in practice, there is no need for this. keep working. The IEC publishes a series of documents and rules governing the preparation of documents, drawings and the referencing of equipment. We aim to develop better cables that help save lives and provide greater property protection. The company also has expertise in providing customized solutions to clients. The tape and filling use of flame retardant material. Although flame-retardant cables have many advantages that are more suitable for chemical enterprises, such as low halogen, low-smoke flame-retardant . Circuit integrity cable is needed when circuit integrity is essential for life safety or when it is critical to prevent a plant shut down. Manufacturers in organized sectors have responded equally and use virgin raw materials meeting different test requirements with zero tolerance. Discover more about our products below, or visit our product pagefor the full range. This article briefly introduces how to distinguish these three kinds of cables. PE is not used in insulation of energy cables, and is only used in lower voltages of telecommunication cables. The conventional polymers which have been in use for many years are halogenated materials. These buildings include mass transit stations like London Underground, Heathrow Terminal 5, St Pancras Eurostar terminal. A flame-retardant cable is not a fire-rated cable. In case of fire in plant or at any other place, the burning elements should not produce black and suffocating smoke which results in to zero visibility and difficulty in breathing. Fire resistance class A (Class IA~Class IVA) Class I~IV. Because of its lower cost, it is fire-resistant cable sales very good. Hydrochloric acid can have devastating effects on adjacent equipment. AB: For fire safe cables, a combination of Standards are being followed: Test for Temperature Index ASTM D 2863, Flammability Tests Category A, B, C as per IEC 60332-3, Fire Resistance Test BS 7846 & BS 6387. In current situation, uses of PE is only recommended in underground cable as main insulation which is further protected /jacketed by PVC to provide reasonable fire protection. Cables, therefore, have to be shock proof as well as short circuit proof. Some of the lofty goals for the Motor starting and its associated problems are well-known to many people who have worked on large industrial processes. These halogenated materials contain Chlorine, Bromine & Fluorine. Firetuf FT30 Saffire - halogen free, low smoke (OHLS) flame retardant cable GLI STRUMENTI FINANZIARI IVI INDICATI NON SONO STATI E NON SARANNO REGISTRATI AI SENSI DELLO U.S. SECURITIES ACT DEL 1933, COME SUCCESSIVAMENTE MODIFICATO (IL SECURITIES ACT), O AI SENSI DELLE CORRISPONDENTI NORMATIVE VIGENTI NEGLI ALTRI PAESI E NON POSSONO ESSERE OFFERTI O VENDUTI NEGLI STATI UNITI O A U.S. Smoke and toxic suffocating gases create lot of problem for the persons entrapped and for the fire fighting personnel. In general, fire rate power cables can replace flame retardant cables, while flame retardant cables cannot replace fire resistant cables. A Complete Guide To Fire Resistant Cables Confirmation that the certifying party understands and accepts the above disclaimer. And you'll understand why a particular structure isor isn'tfire-resistive. 4.Where to buy fire resistant cable For LSZH cables during fire, visibility maintained is at least 80% or smoke density of 20%. Fire Performance Cables | Prysmian Group MI cable has good fire resistance characteristics and can work for a long time under 250 high temperature, but also explosion-proof, strong corrosion-resistance, high flow rate, radiation resistance MI cable has the characteristics of explosion-proof, high corrosion resistance, high current carrying capacity, radiation resistance, high mechanical strength, small size, lightweight, long life, and smokeless.