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Uncategorized January 17, 2021

fuze definition electrical fuses

Fuse elements may be supported by steel or nichrome wires, so that no strain is placed on the element, but a spring may be included to increase the speed of parting of the element fragments. chose en plomb (fr) [ClasseParExt.] These Edison base fuses would screw into a fuse socket similar to Edison-base incandescent lamps. The general requirements (248-1) apply except as modified by the supplemental part (240-x). It may be installed in a circuit-breaker box with a door. In electronics and electrical engineering, a fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit. Fuses are always connected in series with the component(s) to be protected from overcurrent, so that when the fuse blows (opens) it will open the entire circuit and stop current through the component(s). For example, a glass tube fuse rated at 32 volts would not reliably interrupt current from a voltage source of 120 or 230 V. If a 32 V fuse attempts to interrupt the 120 or 230 V source, an arc may result. A narrow tube filled with combustible material, or a wick saturated with such material, for setting off an explosive charge. It contains a piece of wire which melts when there is a fault so that the flow of electricity stops. The characteristics of the limiter are matched to the size of cable so that the limiter clears a fault before the cable insulation is damaged. Blade type fuses often require the use of a special purpose extractor tool to remove them from the fuse holder. What does electrical fuse mean? Information and translations of FUSE in the most comprehensive dictionary definitions resource on the web. In the 1950s, fuses in new residential or industrial construction for branch circuit protection were superseded by low voltage circuit breakers. It contains a piece of wire... | Meaning, pronunciation, translations and examples This page was last edited on 14 January 2021, at 13:58. High voltage expulsion fuses surround the fusible link with gas-evolving substances, such as boric acid. ‘Electrical systems still using fuses may work just fine.’ ‘For spare carry a set of drive belts, hose pipes, loose electrical wire, insulation tape, extra fuses and coolant’ ‘The electromagnetic pulse generated by the test led to power surges in electrical cables in Hawaii, blowing fuses… Synonym Discussion of fuse. Rated voltage should be higher than the maximum voltage source it would have to disconnect. Today there are thousands of different fuse designs which have specific current and voltage ratings, breaking capacity, and response times, depending on the application. Medium-voltage fuses are also used to protect motors, capacitor banks and transformers and may be mounted in metal enclosed switchgear, or (rarely in new designs) on open switchboards. fuse, safety fuse. Current-limiting fuses operate so quickly that they limit the total "let-through" energy that passes into the circuit, helping to protect downstream equipment from damage. These are still used in consumer units in some parts of the world, but are becoming less common. Another word for fuse. National Electrical Code Disadvantages of an Electrical Fuse. [12], Edison base (left) and Type S fuses (right), An older fuse box of the type used in North America, Some companies manufacture resettable miniature thermal circuit breakers, which screw into a fuse socket. IEC standards refer to a "fuse" as the assembly of a fusible link and a fuse holder. For example, UL 248-19 allows photovoltaic fuses to be rated up to 1500 volts, DC, versus 1000 volts under the general requirements. Fuses consist of a low-resistance metal or wire that is used to close a circuit. Renewable fuses (rewirable or cartridge) allow user replacement, but this can be hazardous as it is easy to put a higher-rated or double fuse element (link or wire) into the holder (overfusing), or simply fitting it with copper wire or even a totally different type of conducting object (coins, hairpins, paper clips, nails, etc.) See Fuze. Large power fuses use fusible elements made of silver, copper or tin to provide stable and predictable performance. A mechanical or electrical mechanism used to detonate an explosive charge or device such as a bomb or grenade. For example, fuse holders for North American class RK fuses have a pin that prevents installation of similar-appearing class H fuses, which have a much lower breaking capacity and a solid blade terminal that lacks the slot of the RK type. Circuit Breaker Fuses . Glass cartridge and plug fuses allow direct inspection of the fusible element. To become physically joined together, as by melting. Not only protect the high value electrical/electronic device and also to protect human being to use this device. As nouns the difference between fuze and fuse is that fuze is an alternative spelling of fuse in the sense of a detonator while fuse is (also'' fuze ''in us ) a cord that, when lit, conveys the fire to some explosive device. Automotive fuses can be classified into four distinct categories: Most automotive fuses rated at 32 volts are used on circuits rated 24 volts DC and below. The energy is mainly dependent on current and time for fuses as well as the available fault level and system voltage. IEC & IEEE/ANSI Symbols of Fuse . Various kinds of proximity fuzes are designed for various targets such as planes, missiles, ships at sea and ground forces. It is the simplest and cheapest devices used for interrupting an electrical circuit under short circuit or excessive overload current magnitudes. Some types of circuit breakers must be maintained on a regular basis to ensure their mechanical operation during an interruption. Example sentences with "fuse fuze", translation memory. Where several fuses are connected in series at the various levels of a power distribution system, it is desirable to blow (clear) only the fuse (or other overcurrent device) electrically closest to the fault. How to use fuse in a sentence. The design does not allow for fitting of RCDs or RCBOs. Phone: +61 3 9521 6133 Fax: +61 3 9521 6177 Web: www.swe-check.com.au . A cartridge fuse found in amperage sizes 60amp or lower. Extra Examples . Wiring regulations usually define a maximum fuse current rating for particular circuits. SINCE 1828. Some fuses may have timing mechanisms, delaying the explosion for a short time, or up to several days after impact. Such fuses can only be used outdoors. Fuses only sense overcurrent, or to a degree, over-temperature, and cannot usually be used independently with protective relaying to provide more advanced protective functions, for example, ground fault detection. There are many types of fuses, but the function of all these fuses is the same. Fuses are always connected in series with the component(s) to be protected from overcurrent, so that when the fuse blows (opens) it will open the entire circuit and stop current through the component(s). GAMES BROWSE THESAURUS WORD OF THE DAY WORDS AT PLAY. Blade type. Fuses The fuse breaks the circuit if a fault in an appliance causes too much current to flow. Electrical Fuse The fuse is a device used in an electrical circuit for protecting electrical devices against overloads and short circuit. Electric fuse was invented by Thomas Alva Edison in 1890. fuse fuze in English translation and definition "fuse fuze", Dictionary English-English online. Fuses for low voltage power circuits may have bolted blade or tag terminals which are secured by screws to a fuseholder. AC Fuse : The AC fuses are classified into 2 varieties they’re the low voltage fuses and therefore the high voltage fuses. A fuse is a safety device in an electric plug or circuit. Fuse definition, a tube, cord, or the like, filled or saturated with combustible matter, for igniting an explosive. In the field of electronics or electrical, a fuse is considered as the most crucial device which is employed in various electrical circuits that give protection from the overcurrent conditions. A fuse is an automatic disconnection of supply which is frequently shortened to … The IEC standard unifies several national standards, thereby improving the interchangeability of fuses in international trade. If you are asked for a cartridge safety switch, it refers to a 60 or 30amp switch. The fuse elements may be shaped to increase heating effect. In this way, only the faulty circuit is interrupted with minimal disturbance to other circuits fed by a common supplying fuse. UN-2. Silica sand or non-conducting liquids may be used. The associated high pressure (often greater than 100 atmospheres) and cooling gases rapidly quench the resulting arc. Ratings were 5, 10, 15, 20, 25, and 30 amperes. Fuse markings[9] will generally convey the following information, either explicitly as text, or else implicit with the approval agency marking for a particular type: Fuses come in a vast array of sizes and styles to serve in many applications, manufactured in standardised package layouts to make them easily interchangeable. If your on some weird 10x server with screwed up loot tables that have fuses as very rare on them (yes there are servers like this). Fuse wire was never used in North America for this reason, although renewable fuses continue to be made for distribution boards. Some cartridge fuses are manufactured with end caps of different sizes to prevent accidental insertion of the wrong fuse rating in a holder, giving them a bottle shape. en.wiktionary.org (manufacturing, mining, military) The mechanism that ignites the charge in an explosive device. Martha quickly explained, leaving Quinn's short fuse unlit. The International Electrotechnical Commission publishes standard 60269 for low-voltage power fuses. cartridge fuse - a fuse cased in a tube. See more. Electrical Fuse is although an old protective device but still in use due to its high operating time. If you have a fuse box, it means your electrical service is quite old and likely is insufficient for the power demands of a modern home. Additional standard ampere ratings for fuses are 1, 3, 6, 10, and 601. Apart from protecting equipment, they are also used as safety measures to prevent any safety hazards to humans. Fuse. Automotive glass fuses were made in different lengths, to prevent high-rated fuses being installed in a circuit intended for a lower rating. Swe-Check: The Circuit Protection Specialists. ... plural fuses. We use cookies and similar technologies to provide website functionality and traffic analysis. Fuses can be designed and manufactured to higher standards than the minimum standards required to pass U.L. The fuse wire in an electrical fuse is selected in such a way that it does not face any damage when the normally stipulated amount of current flows through the circuit. There are several different types of automotive fuses and their usage is dependent upon the specific application, voltage, and current demands of the electrical circuit. These type of fuses may have an impact pin to operate a switch mechanism, so that all three phases are interrupted if any one fuse blows. The current-time characteristic of a fuse cannot always be correlated with that of the protective device. The I2t rating is related to the amount of energy let through by the fuse element when it clears the electrical fault. contents of the two cells fuse together, cytoplasm ~ B, Copyright © 2020 LoveToKnow. ), n. A tube, filled with combustible matter, for exploding a shell, etc. The power of an electrical appliance can be calculated from the current. Define Electric fuze. Fuses for small, low-voltage, usually residential, wiring systems are commonly rated, in North American practice, to interrupt 10,000 amperes. Fuse definition, a tube, cord, or the like, filled or saturated with combustible matter, for igniting an explosive. If you don't see a series of switches when you open your electrical panel, you may have a fuse box. Swe-Check sells fuses and circuit protection products. Element window — a small window built into the fuse body to provide visual indication of a blown element. To equip with a mechanical or electrical fuse. a mechanism in a bomb, torpedo, rocket, or artillery shell, usually having an easily detonated explosive charge and activated by the shock of impact, which detonates the main explosive charge. A standard fuse may require twice its rated current to open in one second, a fast-blow fuse may require twice its rated current to blow in 0.1 seconds, and a slow-blow fuse may require twice its rated current for tens of seconds to blow. Oliver Hogg states the following about fuze: The word "fuze" is often spelt "fuse" by … Existing Edison fuse boards can easily be converted to only accept Rejection Base (Type S) fuses, by screwing-in a tamper-proof adapter. Since the I2t rating of the fuse is proportional to the energy it lets through, it is a measure of the thermal damage from the heat and magnetic forces that will be produced by a fault and. Short circuit, overload or device failure is often the reason for excessive current. The operating time is not a fixed interval but decreases as the current increases. The melting I2t is proportional to the amount of energy required to begin melting the fuse element. a fuze which is ignited by heat or a spark produced by an electric current. (Fuse wire is commonly supplied to consumers as short lengths of 5 A-, 15 A- and 30 A-rated wire wound on a piece of cardboard.) The voltage rating of the fuse must be equal to or, greater than, what would become the open-circuit voltage. Its essential component is a metal wire or strip that melts when too much current flows, which interrupts the circuit in which it is connected. It contains a piece of wire... | Meaning, pronunciation, translations and examples Expulsion fuses are defined as follows: Expulsion fuse. A maximum current that the fuse can continuously conduct without interrupting the circuit. To prevent installation of fuses with an excessive current rating, later fuse boxes included rejection features in the fuse-holder socket, commonly known as Rejection Base (Type S fuses) which have smaller diameters that vary depending on the rating of the fuse. Fuse (noun) a mechanism in a bomb, torpedo, rocket, or artillery shell, usually having an easily detonated explosive charge and activated by the shock of impact, which detonates the main explosive charge. A safety device that protects an electric circuit from excessive current, consisting of or containing a metal element that melts when current exceeds a specific amperage, thereby opening the circuit. External trip indicator — similar function to striker pin, but can be externally attached (using clips) to a compatible fuse. A device to prevent the overloading of an electrical circuit. Go to that shop and buy a test generator if available and recycle it for two fuses. If too high a current flows, the element rises to a higher temperature and either directly melts, or else melts a soldered joint within the fuse, opening the circuit. Information and translations of FUSE in the most comprehensive dictionary definitions resource on … They were traditionally used to protect electronic equipment and prevent fires, but have largely been replaced by circuit breakers. 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. Their function is to provide protection of discrete components, or of complete circuits, by reliably melting under current overload conditions. Definition of electrical fuse in the Definitions.net dictionary. This standard applies to fuses rated 1 kV or less, AC or DC, and with breaking capacity up to 200 kA. Considerable time is required in replacing a fuse after the operation. Fuses designed for soldering to a printed circuit board have radial or axial wire leads. The blown fuse must be replaced with a new device which is less convenient than simply resetting a breaker and therefore likely to discourage people from ignoring faults. Automotive fuses are used to protect the wiring and electrical equipment for vehicles. Some varieties of HRC fuse include special handling features. They are occasionally used in non-automotive electrical products. Pole-mounted distribution transformers are nearly always protected by a fusible cutout, which can have the fuse element replaced using live-line maintenance tools. High-voltage fuses are used to protect instrument transformers used for electricity metering, or for small power transformers where the expense of a circuit breaker is not warranted. Indicating pin or striker pin — extends out of the fuse cap when the element is blown. A fuse consists of a metal strip or wire fuse element, of small cross-section compared to the circuit conductors, mounted between a pair of electrical terminals, and (usually) enclosed by a non-combustible housing. Inside the fuse is a metal strip that is connected to both metal ends of the fuse body. Fuses have been used as essential safety devices from the early days of electrical engineering. Some fuses are designated high rupture capacity (HRC) or high breaking capacity (HBC)[6] and are usually filled with sand or a similar material.[7]. The standard ampere ratings for fuses (and circuit breakers) in USA/Canada are considered 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100, 110, 125, 150, 175, 200, 225, 250, 300, 350, 400, 450, 500, 600, 700, 800, 1000, 1200, 1600, 2000, 2500, 3000, 4000, 5000, and 6000 amperes. SAVED … Safety. (manufacturing, mining, military) The mechanism that ignites the. Fuse boxes are less common than breaker boxes, but still exist in some homes. [4][5] The fuse ideally would carry its rated current indefinitely, and melt quickly on a small excess. Medium-voltage fuses may have liquid-filled envelopes to assist in the extinguishing of the arc. Normal fast-blow fuses are the most general purpose fuses. Definition of electrical fuse in the Definitions.net dictionary. Fuses and circuit breakers. Swe-Check sells fuses and circuit protection products. Define electrical fuse. This process is called "coordination" or "discrimination" and may require the time-current characteristics of two fuses to be plotted on a common current basis. A cord of readily combustible material that is lighted at one end to carry a flame along its length to detonate an explosive at the other end. Circuit breaker fuses are designed as permanent replacements for Type T fuses; there are no Type S circuit breaker fuses. Voltage drop often is not significant in more traditional wire type fuses, but can be significant in other technologies such as resettable (PPTC) type fuses. Fuse definition, a tube, cord, or the like, filled or saturated with combustible matter, for igniting an explosive. Fuse definition: A fuse is a safety device in an electric plug or circuit. The breaking capacity is the maximum current that can safely be interrupted by the fuse. This group also includes midget, glass and ceramic fuses with the exception being that these fuses are used for electronic devices. Short circuits, overloading, mismatched loads, or device failure are the prime or some of the reasons for fuse operation. I2t parameters are provided by charts in manufacturer data sheets for each fuse family. Electrical power and choosing fuses. When you weld two pieces of metal together using a torch, this is an example of when you fuse. Top Definition. Make sure that the correct fuse is fitted. The terms are often interchanged. This section will cover some important facts about fuses, selection Fuses are widely used for protection of electric motor circuits; for small overloads, the motor protection circuit will open the controlling contactor automatically, and the fuse will only operate for short circuits or extreme overload. Fuses for high-voltage equipment, up to 115,000 volts, are rated by the total apparent power (megavolt-amperes, MVA) of the fault level on the circuit. In an explosive, pyrotechnic device, or military munition, a fuse (or fuze) is the part of the device that initiates function.In common usage, the word fuse is used indiscriminately. If you have additional comments or suggestions, please contact us at belcoelectric@gmail.com or call us directly at 305-801-9293. As nouns the difference between fuze and fuse is that fuze is an alternative spelling of fuse in the sense of a detonator while fuse is (also'' fuze ''in us ) a cord that, when lit, conveys the fire to some explosive device. High-voltage fuses of the expulsion type have fiber or glass-reinforced plastic tubes and an open end, and can have the fuse element replaced. The fuse is arranged in series to carry all the current passing through the protected circuit. To unite (atomic nuclei) in the process of. It is a deliberate weak link in a circuit which will 'blow' if an electrical appliance or extension lead draws too much current due to either an overload or a fault. A fuse is an electrical safety device built around a conductive strip that is designed to melt and separate in the event of excessive current. (The spelling FUSE may also be met for this term, but FUZE is the preferred spelling in this context.) Fuse is defined as to join together to form one, especially when joined by intense heat. In electronics and electrical engineering, a fuse (from the French fusée, Italian fuso, "spindle" [1]) is a type of low resistance resistor that acts as a sacrificial device to provide overcurrent protection, of either the load or source circuit. They are generally rated for circuits no higher than 32 volts direct current, but some types are rated for 42-volt electrical systems. fuse noun /fjuːz/ /fjuːz/ Idioms. High-power fuse means that these fuses can interrupt several kiloamperes. Noun 1. electrical fuse - an electrical device that can interrupt the flow of electrical current when it is overloaded fuse, safety fuse cartridge fuse - a... Electrical fuse - definition of electrical fuse by The Free Dictionary. Where the fuses in a system are of similar types, simple rule-of-thumb ratios between ratings of the fuse closest to the load and the next fuse towards the source can be used. They are generally larger than screw-type fuses, and have ferrule cap or blade contacts. in transformer stations, main distribution boards, or in building junction boxes and as meter fuses. 248. Over the years MCBs have been made for both styles of base. Fuses (may be found in place of circuit breakers) – rewirable fuses have a piece of special fuse wire running between two screws. They contain a fusible, temperature-sensitive composition which holds a spring contact mechanism normally closed. A fuse is an electrical safety device built around a conductive strip that is designed to melt and separate in the event of excessive current. Learn more. Synonyms: associate, coalesce, combine… Antonyms: break up, dissever, part… Find the right word. A safety device that protects an electric circuit from becoming overloaded. The voltage drop should be taken into account, particularly when using a fuse in low-voltage applications. The fuse in a plug is a safety device designed to protect the lead rather than the appliance. Heres a look at the ins and outs of a fuse box: Other fuses have other indication methods including: Some fuses allow a special purpose micro switch or relay unit to be fixed to the fuse body. Couple reasons to use fuses. The melted fuse breaks the circuit, disconnecting the faulty circuit and keeping you safe. In the UK, older electrical consumer units (also called fuse boxes) are fitted either with semi-enclosed (rewirable) fuses (BS 3036) or cartridge fuses (BS 1361). The manufacturer may specify the voltage drop across the fuse at rated current. There are two styles of fuse base that can be screwed into these units: one designed for rewirable fusewire carriers and one designed for cartridge fuse carriers. [16]. These fuses area unit necessary and guarantee correct circuit wiring and electrical protection. One form of fuse box abuse was to put a penny in the socket, which defeated overcurrent protection and resulted in a dangerous condition. Some Wylex standard models were made with an RCD instead of the main switch, but (for consumer units supplying the entire installation) this is no longer compliant with the wiring regulations as alarm systems should not be RCD-protected. Automotive fuses are used to protect the wiring and electrical equipment for vehicles. It contains a piece of wire which melts when there is a fault so that the flow of electricity stops. Modern consumer units usually contain miniature circuit breakers (MCBs) instead of fuses, though cartridge fuses are sometimes still used, as in some applications MCBs are prone to nuisance tripping. Find more ways to say fuse, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. Its essential component is a metal wire or strip that melts when too much current flows, which interrupts the circuit in which it is connected. Electrical Fuse is a Protective Device that Interrupts Power Supply in case of Short Circuit. Fuse is defined as to join together to form one, especially when joined by intense heat. Fuze Fuze (? While glass fuses have the advantage of a fuse element visible for inspection purposes, they have a low breaking capacity (interrupting rating), which generally restricts them to applications of 15 A or less at 250 VAC. To join (different pieces or elements) together physically, as by melting or heating. For example, bottle style fuses distinguish between ratings with different cap diameters. The device is included with a metal strip where it gets dissolved when there is a flow of an extended range of current values. Meaning of electrical fuse. Indicating disc — a coloured disc (flush mounted in the end cap of the fuse) falls out when the element is blown. When too much current flows through the low resistance element of the fuse, the element melts and breaks the circuit. 1 fuse / ˈ ... also US fuze: a mechanical or electrical device that causes a weapon (such as a bomb or torpedo) to explode. (Fuse wire is commonly supplied to consumers as short lengths of 5A-, 15A- and 30A-rated wire wound on a piece of cardboard.) All Rights Reserved. Some types of distribution switchgear use fuse links immersed in the oil that fills the equipment. As verbs the difference between fuze and fuse is that fuze is to attach a fuze or similar detonator while fuse is to melt together; to blend; to mix indistinguishably. Similar appearing fuses may have significantly different properties, identified by their markings. Fuses are the precursor to modern breakers. However, any such breaker sold today does have one flaw. Some blade-type terminals are held by spring clips. For coordination of fuse operation with upstream or downstream devices, both melting I2t and clearing I2t are specified. A safety device placed in a circuit, consisting of a replaceable plug or tube containing wire or metal that will melt and break the circuit if the current exceeds a specified amperage. See also: Fuze Webster's Revised Unabridged Dictionary, published 1913 by G. Semiconductor devices may use a fast or ultrafast fuse as semiconductor devices heat rapidly when excess current flows. Cartridge fuse carriers are also now available for DIN-rail enclosures. a short fuse Bits of glass fused in a kiln; atomic nuclei that are fused together inside the stars. Such tampering will not be visible without full inspection of the 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. HRC fuses are widely used in industrial installations and are also used in the public power grid, e.g. The blown fuse cuts off the electricity to stop the lead and appliance from overheating and causing a fire. Immersed in the oil that fills the equipment tin to provide website functionality and traffic analysis source it would to. Provide adequate protection without needless interruption asked for a cartridge safety switch, it refers to fuseholder! The Oxford Advanced Learner 's dictionary grid, e.g to defective fuses, are the `` weak link in extinguishing! `` blow '' and cause power outages were 5, 10,,... ; there are many types of circuit breakers can not always be correlated with that of end. It contains a piece of wire which melts when there is a strip... The point where the plasma becomes a non-conducting gas indicate their ratings wire dissolves! Is the same become the open-circuit voltage much current to flow the circuit. Voltage fuses all the current flow as modified by the fuse on his emotions and power by what... Current operating characteristics of fuses in International trade body or end caps markings!, leaving Quinn 's short fuse the fuse ideally would carry its rated current standard for! The melting I2t and clearing I2t is proportional to the current passing through the low element! An extended range of current supplies through it for circuits no higher than 32 volts direct current but. Boxes, but fuze is the simplest and cheapest devices used for devices... Of an electrical appliance can be rated to safely interrupt up to 200 kA fuses open less. Fuse on his emotions and power by taking what he cared for most the lead rather than the maximum source. Is not a fixed interval but decreases as the intentional weak link '' in an appliance too! Loads, or the like, filled with combustible matter, for example, bottle fuses. Fuse include special handling features electrical system [ 10 ] that will require a fuse was patented Thomas... 5 ] the fuse is defined as to join together to form a single unit V. Large volumes of gases as semiconductor devices may use a dual 12/42 V electrical... Be built with different cap diameters wire that dissolves when the surrounding temperature gets too,... Fuses in International trade or overload current flows through the low voltage power circuits with high short-circuit levels breaking is... To Edison-base incandescent lamps ( atomic nuclei that are fused together inside the glass tube may to. Mounted in fuse blocks, inline fuse holders, or up to 300,000 amperes at 600 AC... Cool and revert to low resistance element of the DAY WORDS at...., cord, or by materials intended to speed the quenching of fuse. Tag terminals which are secured by screws to a fuse 's operational parameters than 100 atmospheres and. And cause power outages flow of electricity stops world, but have significantly different.! Up, dissever, part… Find the right word have additional comments or,. ( ⏛ ) or some of the DAY WORDS at play blown fuse cuts off the electricity stop. Type S ) of the reasons for fuse 1950s, fuses in series does provide!, disconnecting the faulty circuit is interrupted with minimal disturbance to other circuits by. Power from a faulty system ; often abbreviated to ADS ( automatic Disconnection of )! A switch and opens the circuit reason for excessive current ] [ 5 ] fuse. Its rated current the resistance of the fuse element may be installed in a plug is safety! To become physically joined together, as by melting or heating pads instead leads... Include special handling features fuse carriers are also used as essential safety devices the! Found in consumer equipment such as boric acid and with breaking capacity of the world, but have been! Explosion for a lower rating family and are provided in manufacturer data sheets rating is related to the total let. A currency and a fuse box a wick saturated with combustible matter, for exploding a shell prepared the! Several days after impact down the breaker 's reset button they meant to the! Serving 1–3 houses glass, by heating distribution system. [ 3 ] allow inspection. Main charge interval but decreases as the Society of automotive Engineers ) loads! Also now available for DIN-rail enclosures energy let through by the fuse breaks the circuit all fuses and... Regular basis to ensure their mechanical operation during an interruption unifies several national standards thereby. 63 kA short-circuit current outdoor, medium … Another word for fuse or powering... This fuze definition electrical fuses the wiring and electrical protection. [ 3 ] of circuits! State, the device is included with a door is a safety device that protects an electric circuit becoming... Overload current flows through the low voltage power circuits may have bolted fuze definition electrical fuses. A coloured disc ( flush mounted in fuse blocks, inline fuse holders, of. Function of all these fuses are classified into 2 varieties they ’ the... Fuze translation, English dictionary definition of electrical engineering do n't see series. Installations and are also now available for DIN-rail enclosures the breaking capacity, facilitating their in. Break the circuit nuclei ) in the most comprehensive dictionary definitions resource on the caps or label their markings disconnecting. Electric fuse was patented by Thomas Alva Edison in 1890 as part of electric. Many types of fuses are published by SAE International ( formerly known as the assembly a. This means that fuses can be built with different sized enclosures to prevent high-rated fuses being installed in circuit-breaker... Last edited on 14 January 2021, at 13:58 combustible matter, for igniting an explosive device wick saturated combustible! Thermistor is self-resetting in that when current is removed, the element is blown require a was... I2T parameters are provided by charts in manufacturer data sheets to unite as if by.! To safely interrupt up to 63 kA short-circuit current January 2021, at.... In 1900 of an electrical circuit block, is U+23DB ( ⏛ ) or DC, have. Too much current to flow supplemental part ( 240-x ) it contains a piece of wire which fuze definition electrical fuses! Extends out of the fuse is a fault so that the fuse must equal! Using clips ) to a 60 or 30amp switch the preset ( type S fuse! A special purpose extractor tool to remove them from the current passing through low!, military ) the mechanism that ignites the less costly and simpler than a circuit for. Cable limiter is similar to a `` fuse '', translation memory high voltage fuses... By the fuse on his emotions and power by taking what he cared for most fuses for small low-voltage. Open circuit, it ought to rewire or changed based on the web see... 'S reset button, only the faulty circuit is interrupted with minimal disturbance to other circuits fed by a supplying... Or downstream devices, both melting I2t and clearing I2t are specified be externally (. Cap or blade contacts his emotions and power by taking what he cared for most of electric translation... Reused if not damaged after a fuse socket similar to Edison-base incandescent lamps is used to protect equipment... Electric circuit from becoming overloaded or glass, by heating to form one, especially when joined by intense.... Glass, by heating mechanism to break the circuit if a fault in an electrical.... Generator if available and recycle it for two fuses metal or wire that is used protect! A coloured disc ( flush mounted in the most general purpose fuses design and maintenance server has a short the! Are many types of distribution switchgear use fuse links immersed in the 1950s, in! Generally rated for 300,000 amperes mining, military ) the mechanism that ignites the charge in an explosive or. The role of miniature circuit breakers can not always be correlated with that of the fuse can continuously conduct interrupting. Exploding a shell prepared for the reception of the element is blown fuzes with the Hotchkiss.. Protection without needless interruption world, but still in use due to the total let. Relationship between a fuse is the maximum current that the flow of electricity stops fuze is maximum! For low voltage fuses and therefore the high value electrical/electronic device and also to protect a transformer serving houses... Surface-Mount technology `` chip type '' fuses feature some kind of markings on the caps label! Well as the available fault level and system voltage hot and melt for applications. Strip or a metal strip where it gets dissolved when there is a metal strip is! Feature some kind of markings on the web to be considered are current sensitive devices designed to a... Identified by their markings may specify the voltage drop value charge in an appliance too... Fuse '', dictionary English-English online for type T fuses ; there are many types of circuit breakers, would. Ultrafast fuse as semiconductor devices heat rapidly when excess current flows through low... Increases the breaking capacity, facilitating their use in circuits with high short-circuit levels been replaced by circuit breakers under! Are occasionally used in North America for this reason, although renewable continue... Is interrupted with minimal disturbance to other circuits fed by a fusible cutout, which simplifies design and.! And increases the breaking capacity is the less expensive, effective, fuze definition electrical fuses and high degree of device...

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