Ltd, established in 1993, specializes in manufacturing premium quality Instrumentation Signal Cables, Building Wire, Control Cables, Coaxial Cables, Multi Core Cables, XLPE Power Cables, PTFE Wires, Thermocouple Extension Cables, Telephone Cables, Computer/Shielded Cables, Solar Wires, Special Application Cables, etc. In the atmosphere normal Oxygen percentage is 21 percent, we improve the cables Oxygen index to a level of 30 to 35 percent. Madem Reels, Brazil, to Setup Wooden Reel Kit Manufacturing Plant of 1,000 NKT to sign JV with Walsin Lihwa to set ELECRAMA 2023: IEEMAs flagship event is off to a India: 175,000 MW Renewable Capacity & 17,000 CKM Transmission For standard installation conditions cables with standard flame retardancy are used. There are also plenum cable flame tests for use in ducts, plenums or other spaces used for environmental air distribution. When do you need a fire-rated circuit integrity cable? In addition to being toxic, hydrogen chloride is corrosive to equipment. By this user understands the cable type. It is measured as per IS 10810 part 62 or IEC 60332-3. ram31, thanks for expanding on the references and adding the British Standard ones. Fire-resistant cable is a cable that can maintain safe operation for a certain period of time under flame burning. It has got three sides Oxygen (Air), Fuel (Flammable material) & Heat (Source of fire). A Fire-resistant cable is a cable that can maintain safe operation for a certain period under flame-burning conditions. Whilst silicone rubber insulation doesn't offer the same mechanical toughness and cut-through resistance when compared to most other elastomers . They can be installed in standard raceways and conduit and require no special tools or hardware. This reminds me of Uphar incident when a lot of persons could not escape because of these two culprit elements. Fire resistance class A (Class IA~Class IVA) Class I~IV. And it is only logical that where there is electricity, there are bound to be potential fire hazards too. Sanjeev Vyas: Cables manufactured by us are with improved fire performances CAT C1 for domestic and industrial application which provides additional safety against fire. Flame-Retardant Cable vs. Fire-Rated/Resistive Cable. We can choose right size cable and solve all your cable problem. SV: No doubt PVC has more flame resistance as compared to PE, but PE has much better electric properties as insulation. We need to have certification from BIS /Central Power Research Institute as appropriate. What is the difference between flame-retardant cable and fire-resistant 90 percent of the fires are electrical fires, mainly caused by a Defective Electric Circuit (DEC). There are developments going on to improve the property of Polyethylene to make it flame retardant, and we will see better standards implemented, which is now imperative especially after the few large fires where lots of valuable human lives have been lost. What Are The Benefits Of Using Control Cables? Our cables are capable to meet above requirements. PVC can be made resistant to a wide range of chemicals including oils, acids and alkalis, and is tough, durable and resistant to abrasion. Your email address will not be published. In general, fire-resistant cables can replace flame-retardant cables, but flame-retardant cables cannot replace fire-resistant cables. DEC can be caused by overloading, short circuit, faulty installation, or due to poor quality of products used, which again could be poor quality of raw materials, or poor quality of manufacture, or both. Save my name, email, and website in this browser for the next time I comment. monitoring via optional communication interface (WAGO USB Communication Cable and IO-Link Communication Module). This is commonly known as a circuit integrity (CI) cable and is 2-hour fire-rated. Mineral Insulated (MI) cable has provided this added protection for decades. The 27 km, Euro 6 billion Collider lies on the border between France and Switzerland, took nearly 30 years to complete. Cables intended to fulfil this type of function are often labelled as one of the following: Both LSZH and LSF are used to limit smoke, fumes and halogen given off in fire conditions. The addition of various additives can improve its temperature range . PERSONS SALVO CHE I TITOLI SIANO REGISTRATI AI SENSI DEL SECURITIES ACT O IN PRESENZA DI UN'ESENZIONE DALLA REGISTRAZIONE APPLICABILE AI SENSI DEL SECURITIES ACT. Therefore, from the angle oftheoretically, a fire-resistant layer can be added to the structure of the flame-retardant cable to form a flame-retardant wire orcable and fire-resistant cable. The following is a brief introduction to their differences and features by ZW Cable. Comprendo che pu condizionare i miei diritti. 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. AB: To answer this question, the effect of fire on cables needs to be explained. Since, cost becomes a major factor in almost all purchase decisions, especially for Industrial products, we constantly look to manufacture products that are less prone to catch and propagate fires without adding to costs. Zero halogen cables, with their inhibited production of dense black smoke, significantly increase the chances of escape. Although the two are different in principle, structure and materials, their uses are similar, and they are quite good in terms of "fireproof" performance. VKG: With growing awareness about fire safety, Bureau of Indian Standards have incorporated various tests as per international standards in its different cable specifications and does all required tests as per these standards, and manufactures meeting test parameters are allowed to put ISI seal/emblem on their cable. PRODUCT SPECIFICATION. I was reminded of Occam's Razorwhile reading a book. 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. LSF cable will emit toxic gases while LSZH will limit the emission of these (typically under 0.5% hydrogen chloride emission). For these applications, Fire Survival cables which can operate for a definite duration under direct fire without disrupting the integrity of the circuit, are recommended. I have read and understood the above disclaimer. No. Cables, therefore, have to be shock proof as well as short circuit proof. FR4 also features a high strength-to-weight ratio and high hardness, ensuring the material will not break easily under load or during machining. Some ingredients are now available which if mixed with PE it can reduce its inflammability. For example, LSZH cables require a different extrusion ratio. In the refractory layer to improve the manufacturing process and increase the refractory layer and other methods based on Class A fire rated cable development, it can be 950 ~ 1 000 flame and rated voltage to withstand burning for at least 90min and the cable is not punctured. We can custom-fabricate a range of nonmetallic materials and provide wear solutions, bearings, bushings, plastic forming, and paper and film fabrication. This 2-hour fire-resistive cable is designed for emergency power circuits for fire pumps and emergency generators. The wire and cable industry is a typical manufacturing industry; raw material prices account for 70% to 80%. We are offering cables with fire retardant compounds which reduce fire propagation and there are fire retardant low smoke compounds which besides reducing fire propagation produces low smoke. 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. General purpose PVC produces excessive black smoke which decreases visibility and produces highly toxic suffocating gases and irritating drips on account of chlorine present in PVC compound. Common building applications require minimum 30-minute flame tests with simultaneous impact and water spray, whereas large and complex buildings require a higher temperature flame for longer, 120 minutes, with more onerous impact and water tests. Is a flame-retardant cable also fire-rated? In the event of a fire, both types will emit very low levels of smoke. 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. There are different types of safety norms used for cables as per applications, all are important from safety, technical & commercial point of view. Because of its low cost, it is a large number of cable varieties used in fire-resistant cables. c) Flame retardant tests for cables installed in group. 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). For making the cable safe from fire, we improve the properties of cable jacket and try and ensure self-extinguishing compounds, which even if there is external fire, they will not propagate the flames. A comparison of the basic, energy consumption. 1.The insulating layer is made of flame retardant materials. Because of the fire-resistant layer of fire-resistant cables, multi-layer mica tapes are usually used to wrap the wires directly. WAGO now has new energy meters in its portfolio that simplify this task while providing several key. The basic structure of flame-retardant cables could be summarized into 3 points below: 2.Flame-retardant materials are used for the sheath and outer sheath, 3.The wrapping tape and filling are made of flame-retardant materials. AB: Safety is an important issue for manufacturers and users where safety against fire is considered to be paramount. 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. Previous Post:Guide to Buy Silicone Insulated Wire in China, Next Post:Everything About UL1007 Hook Up Wire, Copyright 2019 SHENZHEN JIAN ZHEN DA WIRE& CABLE CO.,LTD.All Rights Reserved, 0.6/1V TUV 4MM2 DC Solar PV Cable for Solar Panel, Building C, Liansheng Industrial Park, No.77 Yanshan Avenue, Baoan District, Shenzhen City. keep working. On the other hand, they are easy to install and maintain. It complies with UL94V-0 standards for flame-retardant plastic material. Prysmian FP200 Gold Fire Alarm Cable - FS Cables What are the advantages and disadvantages of a fire resistant cable? Firetuf FT L-SIFER - fire resistant, zero halogen and low smoke (OHLS) single core cable. For LSZH cables during fire, maximum halogen gas emitted should be 0.5% by weight. It is the investment in innovation that ensures Draka products meet or surpass the requirements of the latest fire rated cable performance standards. There are excellent reasons to get fiber optics, but one disadvantage is in the fact that it can only propagate light in one direction. Copper Clad Aluminum vs Copper: The Ultimate Test - trueCABLE Low smokes cables have a sheath designed to limit the amount of smoke and toxic halogen gases given off during fire situations. The definition of flame-retardant cable is a cable that will not convey or propagate a flame as defined by the flame-retardant or propagation tests. It is measured as per IS 10810 Part 59 or IEC 60754 Part 1. FT Sifer 950s - zero halogen, low smoke (OHLS) single core fire cable The best safety and rescue equipment cannot work without secured power supply.