Pyro mi enhanced grade mi wiring cable system hurley wire. Litespeed electric chose mineral insulated mi 2 hour fire rated cable to protect this buildings emergency electrical equipment in new york city. The nvent pyro mineral insulated mi cable, shall be specifically designed for ultimate performance and compliance with the current. System 1850 twisted pair national cable specialists. Pyrotenax compression ring type glands for use with all pyro mi wiring cables and heating cable cold leads safe use and fitting instructions pyro mi fire survival cable the limits on diameters are shown in the table below. Storage to protect cables from physical damage and the environment. Industrial mi wiring cable installation manual for alloy 825 sheath cable wiring systems. Fire rated wiring system nvent thermal management caddetails. The solid construction of mi cable makes it suitable for. Refer to the mi cable commercial wiring installation manual, h57864 for complete details on supporting and securing the field installed fire rated splice. Mineral insulated cable is totally inorganic and silicone free in construction. Pyrotenax fire survival cable enhanced grade cable.
Pyrotenax single conductor quickterm termination youtube. Installed per the canadian electrical code, rscc manufacturers instruc tions and the qualification criteria of ulc electrical circuit integrity sys. Handle cable carefully during uncoiling to prevent damage due to kinking, or bending to a radius smaller than the minimum pulling radius see table 2. Read about the pyrotenax pyro mineral insulated cable from nvent thermal management a heavyduty fire performance wiring cable that is ideal for many wiring installations. The system 1850se service entrance cable system consists of. Factory terminated cable sets are also available in a range of sizes and lengths. Mineral insulated cable assembly mi cable co 73343114. The standard brass 105c seal is suitable for the majority of general wiring applications. For these reasons gloves and safety glasses must be used when carrying out these operations. Pyrotenax system 1850 mineral insulated firerated cables are ul listed and can withstand temperatures up to 1850 f 1010 c for two hours, ensuring critical equipment and processes continue to operate in the event of a fire. Pyrotenax mi wiring cables are lpcb approved to bs 84342, bs 58391 clause 26.
Mi cable is made of inorganic materials and provides zero smoke generation, zero fuel contribution, and zero flame spread. Pyrotenax mi wiring cables are manufactured, tested and lpcb approved to bs en 607021. Mi cable company is a dedicated production facility, ensuring dependability through the manufacturing and quality control process. View and download raychem pyrotenax alloy 825 installation manual online. The heavy duty construction of the pyrotenax system 2200 wiring cable makes this possible. Pyrotenax commercial mi wiring cable installation manual. Historically, fire safety of critical circuits was achieved by running conventional cables behind a heat barrier such as a gypsum board or hollow concrete block. Pyrotenax mi wiring cables have also been witnessed tested, by lloyds. Do not run over cable, drag cable over sharp objects, or subject cable to other such treatment that could cause damage. Organic construction also means mi cable is an environmentallyfriendly option and does not burn, produce smoke or contribute to ongoing fire emergencies. System 1850z lowsmoke, zerohalogen jacketed, 2hour firerated, mineral insulated copper sheathed wiring cable so oer ontors anesm oxe nsaton seamess oer seat osmoe zeroaoen aet cable construction product overview nvent pyrotenax system 1850z mi cable is a ul classified ulc listed 2hour fireresistive cable tested to the ul 2196. For compliance with nec nfpa 70, 2014 edition article 728. Metal sheath rtd cable with nickel 201 conductors is also used as sensor hook up wire in high temperature locations.
Pyrotenax mi wiring cables are lpcb approved to bs 84342, bs 58391. Mineral insulated cable company ltd micc ltd 2,849 views 14. Pyrotenax system 1850 mi cable is a ul classified ulc. Listed 2hour fireresistive cable tested to the ul 2196. System 1850 2hour firerated, mineral insulated copper. Constructed of a solid series resistor element embedded in highly compacted mineral insulation, mi cables are built to handle high temperature, high wattage applications. Two voltage grades 500 and 750 volts, are available with.
Choosing a backup generator plus 3 legal house connection options transfer switch and more duration. Ensure that the heating cable voltage and temperature rating is suitable for the application. When mi cable is stripped and terminated, cut metal edges can cause abrasions to the hands and loose powder may cause irritation if it enters the eyes. Pyro mi range the standard range of pyro mi cable provides the ideal solution for almost all electrical circuits in the low voltage category. The fire resistant wire saves up to 80% of space, compared to conventional conduit and wire systems. When installed in accordance with nvent installation procedures, the result is a ululc 2hour fireresistive system. In addition it has been proven to be the only true fire survival cable on the market, guaranteeing over 3 hours of circuit continuity providing enough escape time in the harshest of fires.
Pyrotenax mi the ultimate fire survival cable system from ksm. Pyrotenaxarh57610micablecharacteristicsen1805 1 pyrotenax mi cable characteristics dimensional characteristics table 1 conductor dimensions nominal awgkcmil 18 16 14 12 10 8 6 4 3 2 1 10 20 30 40 250 350 500. Resistance heating cable pyrotenaxescde 56milightdutyen1805 1 pyro mi splices. The process includes terminating the cables, splicing them together using a splice resistant to elevated temperatures, and covering the assembly with a fireprotection kit made of an endothermic matting. Our free air rating and ability to bundle with other cable types makes. Pyrotenax system 1850se data sheet nvent thermal management. It is extensively used in petrochemical plants where the integrity of power and control wiring to emergency block valves and emergency equipment must be maintained during a hydrocarbon flash fire.
Installation, maintenance and operation manual mineral insulated mi. However, certain storage and handling guidelines should be followed to minimize the possibility of damage to the cable. Other benefits of mineral insulated copper cable include. With a hacksaw, cut the end of the mi cable square and file the end smooth. All pyrotenax terminations meet the requirements of bs en 607022. Pyrotenax mi cable industrial wiring installation manual. Chromalox mi mineral insulated heating cables are the most rugged heating cable in chromaloxs product line. Ensure that the cable is not twisted during installation. Pyrotenaxescde 0332miheavydutyen1805 1 specification guideline wiring cables for fire and performance wiring applications heavy duty cables. Pyrotenax dsh 57442system1850en1805 2 system 1850 mi cable terminations are typically field installed.
Pyrotenax commercial mi wiring cable installation manual for. The copper cable sheath meets nec grounding requirements. If the installation manual is followed, mi cable will be firerated every time. Mineral insulated technology mi cable nvent pyrotenax. Capable of carrying current at temperatures in excess of. It is well known as pyro cable or fire rated cable. We work with a range of global clients providing mi fire survival cable to include. Milspec cable is commonly a multiconductor cable that has been designed to meet us military specifications. Fire resistant building materials nfpa standards nvent.
For metric lengths, the heating cable catalog number would include a suffix m after the length, as shown below. Pyrotenax alloy 825 cables and connectors pdf manual download. Raychem pyrotenax mi mineral insulated brazed torsion test. Identify the compression connector supplied with the termination kit. Heating cable catalog number to order an mi heating cable, it is important to understand the format of our catalog number. May 02, 2018 choosing a backup generator plus 3 legal house connection options transfer switch and more duration.
Raychem pyrotenax alloy 825 installation manual pdf download. Pyrotenax arh57610micablecharacteristicsen1805 1 pyrotenax mi cable characteristics dimensional characteristics table 1 conductor dimensions nominal awgkcmil 18 16 14 12 10 8 6 4 3 2 1 10 20 30 40 250 350 500. Raychem pyrotenax alloy 825 installation manual pdf. Pyrotenax mi the ultimate fire survival cable system from. For more details, please contact tyco thermal controls. The mi cable system provides a simple solution to many difficult wiring problems and makes for a dependable and permanent installation for virtually all types of electrical circuits. C, mi cable has unsurpassed fire survival properties. Pyrotenax pyro mineral insulated cable fire performance. In the above heating cable catalog number, the length of the heated section and the cold lead are in feet. Mims mineral insulated metal sheathed, pyrotenax, pyro. The nvent pyrotenax pyro mineral insulated mi cable, shall be specifically designed for ultimate performance and compliance. The nvent pyro mineral insulated mi cable, shall be specifically designed for ultimate performance and compliance with the current version of bs7671 requirements for electrical. This howto guide will demonstrate you the proper termination procedure. Technical data sheets mi heating cable for heat loss replacement, floor heating and radiant space heating pyrotenax copper and hdpe jacketed copper sheathed mineral insulated heating cables are designed for the following.
A complete termination consists of seal or insulator plus a gland, if required. Pyrotenaxdsh 57442system1850en1805 2 system 1850 mi cable terminations are typically field installed. Other forms of milspec cable would be coaxial cable and portable power cable. Pyrotenax escde 0332miheavydutyen1805 1 specification guideline wiring cables for fire and performance wiring applications heavy duty cables. Cables pyrotenax mi wiring cables are manufactured, tested and lpcb approved to bs en 607021.
Firerated wiring cable is a specialty wire used to power emergency response equipment such as fire pumps, fire fighter elevators, smoke extraction fans, backup generators and more. View online or download raychem pyrotenax alloy 825 installation manual. Mi cable is fireproof, waterproof and radiation resistant and has a high resistance to. Mi heating cable type hax1n hax n hax m hiq number of conductors 1 2 2 1 maximum voltage u 0 u 346600 v 300300 v 300500 v maximum withstand temp. A termination is required at each end of a length of cable and it should be fitted as soon as the cable end has been prepared ie. Ul classified 2 hour firerated mineral insulated mi cable. Omegaclad rtd mi cable with 2, 3, 4 or 6 conductors. For additional information, contact your nvent representative or call 800 5456258. System 1850 mi cable pulled to splice location and without bends or outer polymer jacket for 4 ft 1. When installed in accordance with pentair thermal management installation procedures, the result is a ululc 2hour fireresistive system. It utilizes an alloy 825 sheath along with nickelclad copper conductors to allow continuous exposure temperatures to 1238f 670c and withstand rapidrise temperature excursions to 2200f 1200c this is important as industrial fires can burn.
Mims mineral insulated metal sheathed, pyrotenax, pyro, bicc british industrial calander cables mi cables, design, limitation and use 8 questions from a bank of questions answer all questions. These military specifications were created set up by the us department of defense for the sole purpose of supporting military designs and applications. Mineralinsulated mi cable is a specially constructed cable that can survive a fire. Omega rtd mi cable can be supplied in cut to length mic wire sections for oem sensor and probe builders. See how the entire mi system was installed in this case study. Mi cable can be used for indoor and outdoor applications in industrial installations. Highly compacted magnesium oxide mgo insulation prevents the flow and transmission of explosive gases through the wiring cables. Pyrotenax mi wiring cables have also been witnessed. For details on terminated cable sets, contact nvent. Pyrotenax fire survival cable enhanced grade cable system. Mineral insulated mi wiring cable for critical fire alarm circuit protection when survival throughout a fire is essential pyrotenax system 1850. Mi cables pyrotenax mi wiring cables are manufactured, tested in accordance with, and lpcb approved to, bs en 607021. May 14, 2018 nvent pyrotenax single conductor quickterm termination kit. Pyro mi cable system terminations seals and insulators a seal is normally required at each end of a pyrotenax mi cable to provide a means of electrical connection.
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