below is the brief explanation of the above categories. Fuse base is connected to the fuse cap where cartridge is inside the fuse cap. Up tp 93% Off - Launching Official Electrical Technology Store - Shop Now! Rewireable fuse contains on 2 basic parts. A narrow tube filled with combustible material, or a wick saturated with such material, for setting off an explosive charge. GCSE Chemistry does the same job as a circuit breaker. https://www.thefreedictionary.com/electrical+fuse, The young boy then went into a room with the, A popular dog bakery is looking for a temporary new home after an, The lawmen failed to arrest any illegal miners but seized mining tools, including a generator set, two pieces of. Your email address will not be published. The fuse protects the machine or apparatus from short circuit or overload current. High Voltage fuses are rated for more than 1500V and up to 13kV. what is superconductor? Such fuses found their application in motor control electronics systems because motor takes a lot more current at starting than running. The rating of automobile fuses are low as 12V to 42V. All Rights Reserved. Get Free Android App | Download Electrical Technology App Now! Copyright © 2015 gcsescience.com. Our counselor will call to confirm your booking. They are available up to 600A and 600V AC and widely used in industries, commercial as well as home distribution panels. Fuses are used in low and moderate voltage applications where the frequent operation is not expected or where the use of a circuit breaker is uneconomical. Links      Physics Quiz Fuse definition is - to reduce to a liquid or plastic state by heat. Cartridge Fuses are enclosed in a base and can be divided in further in Link type cartridge fuses and  D Type Cartridge Fuses. Fuse is defined as to join together to form one, especially when joined by intense heat. General purpose fuse with no time delay and 2. Polymeric positive temperature coefficient device (PPTC, commonly known as a resettable fuse, poly-switch or poly-fuse) is a, Resettable Fuses |Image Credit: Wikipedia, General electrical appliances and devices. As we have mentioned above that AC and DC fuses, have a little bit different packaging type, in the same way different application requires different packages to be used accurately in the circuit. Fuses contain a length of thin wire (usually of a metal alloy) that melts and breaks the circuit if too much current flows through it.        Current carrying capacity is the amount of current which a fuse can easily conduct without interrupting the circuit. There are many types of fuses, but function of all these fuses is same. If high current flows through the circuit, it melts and breaks when temperature gets higher than its melting point. Application of resettable fuses is overcome where manually replacing of fuses is difficult or almost impossible, e.g. To blend two or more substances by melting. cartridge fuse - a fuse cased in a tube. Electric fuse was invented by Thomas Alva Edison in 1890. Available for CBSE, ICSE and State Board syllabus. HRC (High Rupturing Capacity) Fuse or Link Type Cartridge Fuse, We have already disused in very details about. When you overload the circuit in your house by turning on too many different appliances at once and your power to the appliances you are using shuts off, the electrical device that tripped and caused the power to stop to the overloaded … 1. It contains a piece of wire which melts when there is a fault so that the flow of electricity stops. Both are available in 250V AC to 600V AC and its rating can be found on the end cap or knife blade. When you weld two pieces of metal together using a torch, this is an example of when you fuse. It is the cheapest form of protection, and it does need any maintenance. Difference between ELCB, RCB and RCD Circuit Breakers, Personal Protective Equipment (PPE) for Electrical Works, Failures In Electrical Systems, Equipments & Materials, fuse (High Rupturing Capacity) construction, operation and their applications, Single Phase Electrical Wiring Installation in Home – NEC & IEC, Three Phase Electrical Wiring Installation in Home – NEC & IEC, Cables Feeder Protection – Faults Types, Causes & Differential Protection, All About Electrical Protection Systems, Devices And Units, What is intermediate switch, Its Construction and Applications, Home Electrical Wiring Installation Tutorials, A Complete Guide About Solar Panel Installation. Please consider supporting us by disabling your ad blocker. Fuse Element The part of the fuse that melts when an excessive current flows in the circuit is known as the fuse element. A fuse is an electric / electronic or mechanical device, which is used to protect circuits from over current, overload and make sure the protection of the circuit. Required fields are marked *, All about Electrical & Electronics Engineering & Technology. If the current flowing through a fuse goes above There are two types of Cartridge fuses. We have already disused in very details about HRC fuse (High Rupturing Capacity) construction, operation and their applications. The circuit is completed when the tip of the cartridge make contacts through the fuse link conductor. A general Fuse consists of a low resistance metallic wire enclosed in a non combustible material. It contains a piece of wire which melts when there is a fault so that the flow of electricity stops. In the Current limiting fuse, they produce high resistance for a very short period while the non – current limiting fuse produce an arc in case of high current flow to interrupts and limit the current in related and connected circuit. Well Explained. It also cover different types of HRC fuses like DIN type, NH Type, Blade Type, Liquid Type HRC Fuse, Expulsion Type HV Fuse, advantages & disadvantage etc. in the AC system, voltage with 60Hz or 50Hz frequency changes it amplitude from zero to 60 times every second, so arc can be extinct easily as compared to DC. Types of HRC Fuses. The main advantage of rewireable fuse is that It can be rewire easily in case if it blown due to short circuit or over current which melts the fuse elements. Resettable fuse is a device, which can be used as multiple times without replacing it. blue), Therefore, it disconnects the power supply from the connected system. Considerable time is required in replacing a fuse after the operation. A fuse has a rating in amps printed on the outside. We depends on ad revenue to keep creating quality content for you to learn and enjoy for free. fuse, safety fuse. Below are some additional types of SMD Fuses and Leaded fuses. To liquefy or reduce to a plastic state by heating; melt. While selecting the proper fuse and its rated size for electrical appliances is based on different factors and environments. Fuses and circuit breakers protect electrical circuits and appliances. It is very useful for me to rapidly and brifely briefly understand any topic on electrical field. It is used to connect and install in series with a circuit and device which needs to be protected from short circuit and over current, other wise, electrical appliance may be damaged in case of absence of the fuse and circuit breaker as they are unable to handle the excessive current according to their rating limits. https://www.electricaltechnology.org/2014/11/fuse-types-of-fuses.html How to Read MCB Nameplate Data Rating Printed on it? An electric fuse is a safety device and a piece of wire  with a very low melting point. Mostly, they used in automobiles for wiring and short circuit protection. Response characteristic shows the response time for over current event. Fuses. There is another fuse which Is called slow burn fuse, switch fuses do not respond rapidly to the over current event, but blow after several seconds of over current occurrence. It is the simplest and cheapest devices used for interrupting an electrical circuit under short circuit or excessive overload current magnitudes. What is the anothe name of unit joule/coulomb called, Differentiate between resistor and resistance. It is the simplest and cheapest devices used for interrupting an electrical circuit under short circuit or excessive overload current magnitudes. Electricity Quiz it is the amount of energy which carry the fuse element when the electrical fault is cleared by fuse element. The little string sticking out of a bomb that you light in order to get the bomb to go off is an example of a fuse. The definition of a fuse is an electrical safety device that can stop current from flowing if it becomes overloaded, or a device that is used to ignite an explosive device. One time use fuses contain a metallic wire, which burns out, when an over current, over load or mismatched load connect event occurs, user has to manually replace these fuses, switch fuses are cheap and widely used in almost all the electronics and electrical systems. The working principle of a fuse is based on the “Heating effect of Current” i.e. In electronics and electrical engineering a fuse (from the Latin “fusus” meaning to melt) is a type of sacrificial overcurrent protection device. High Voltage (HV) fuses are used in power system to protect the power transformer, distribution transformers and instrument transformer etc where circuit breakers may not be able to protect the system. Synonym Discussion of fuse. The use of a fuse is to safeguard the electric circuit and the electric appliances connected in the electric circuit from being damaged.        The fuse element is made of the highly selected metal conductor. next highest fuse rating As mentioned above, thermal fuse is a one time used only fuse. The fuse is a device used in an electrical circuit for protecting electrical devices against overloads and short circuit. ratings. would blow a 3 amp fuse Therefore, AC fuses are little bit small in sizes as compared to DC fuses. They open the circuit, when an over current event occurs and after some specific time they connect the circuit again. When you overload the circuit in your house by turning on too many different appliances at once and your power to the appliances you are using shuts off, the electrical device that tripped and caused the power to stop to the overloaded circuit is an example of a fuse. They open the circuit, when an over current event occurs and after some specific time they connect the circuit again.