Heres a look at the ins and outs of a fuse box: Chances are that server has a currency and a shop. The clearing I2t is proportional to the total energy let through by the fuse when clearing a fault. Some types of circuit breakers must be maintained on a regular basis to ensure their mechanical operation during an interruption. to change a fuse; Check whether a fuse has blown. International Electrotechnical Commission, polymeric positive temperature coefficient, edison.rutgers.edu/patents/ — U.S. Patent Office number 438305 "Fuse Block" (.pdf), http://lees.mit.edu/public/In_the_News/Electrical+Rebuilder's+Exchange.pdf, https://en.wikipedia.org/w/index.php?title=Fuse_(electrical)&oldid=1000285426, Articles with unsourced statements from February 2015, Wikipedia articles needing clarification from July 2020, Articles with unsourced statements from February 2019, Creative Commons Attribution-ShareAlike License, Melting of internal conductor due to heat generated by excessive current flow. They are generally rated for circuits no higher than 32 volts direct current, but some types are rated for 42-volt electrical systems. Blade type fuses often require the use of a special purpose extractor tool to remove them from the fuse holder. To melt something, such as metal or glass, by heating. Fuse definition. Fuse wire was never used in North America for this reason, although renewable fuses continue to be made for distribution boards. Electrical fuses play the role of miniature circuit breakers. A dual-element fuse may contain a metal strip that melts instantly on a short circuit, and also contain a low-melting solder joint that responds to long-term overload of low values compared to a short circuit. Not only protect the high value electrical/electronic device and also to protect human being to use this device. Fuse is the less expensive, effective, simple and high degree of safety device in circuit protection. 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. Glass cartridge and plug fuses allow direct inspection of the fusible element. 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. If you have additional comments or suggestions, please contact us at belcoelectric@gmail.com or call us directly at 305-801-9293. 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. Fuse definition, a tube, cord, or the like, filled or saturated with combustible matter, for igniting an explosive. Phone: +61 3 9521 6133 Fax: +61 3 9521 6177 Web: www.swe-check.com.au . en.wiktionary.org (manufacturing, mining, military) The mechanism that ignites the charge in an explosive device. The breaking capacity is the maximum current that can safely be interrupted by the fuse. Fuse packages may include a rejection feature such as a pin, slot, or tab, which prevents interchange of otherwise similar appearing fuses. The fuse blew as he pressed the button to start the motor. en.wiktionary.org (also fuze in US) A cord that, when lit, conveys the fire to some explosive device. Fuses are selected so that the minor, branch, fuse disconnects its circuit well before the supplying, major, fuse starts to melt. Fuse definition is - to reduce to a liquid or plastic state by heat. 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. On the other hand, replacing a fuse without isolating the circuit first (most building wiring designs do not provide individual isolation switches for each fuse) can be dangerous in itself, particularly if the fault is a short circuit. 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. Example sentences with "fuse fuze", translation memory. Top Definition. The high temperature necessary to fuse cement clinker makes this process difficult to accomplish commercially, but it has many inherent merits and may be the process of the future, displacing the rotatory method. The standard is in four volumes, which describe general requirements, fuses for industrial and commercial applications, fuses for residential applications, and fuses to protect semiconductor devices. Today there are thousands of different fuse designs which have specific current and voltage ratings, breaking capacity, and response times, depending on the application. EATON’s medium voltage expulsion fuses provide full-range fault protection for both indoor and outdoor, medium … Fuse definition: A fuse is a safety device in an electric plug or circuit. How to use fuse in a sentence. The element must not be damaged by minor harmless surges of current, and must not oxidize or change its behavior after possibly years of service. Definition of electrical fuse in the Definitions.net dictionary. Such tampering will not be visible without full inspection of the fuse. [16]. Fuses can be built with different sized enclosures to prevent interchange of different ratings of fuse. Some fuses may have timing mechanisms, delaying the explosion for a short time, or up to several days after impact. MEM rewirable fuse box with four rewirable fuse holders (two 30 A and two 15 A) installed c. 1957 (cover removed), MEM rewirable fuse holders (30 A and 15 A), Wylex standard fuse box with eight rewirable fuse holders, The Wylex standard consumer unit was very popular in the United Kingdom until the wiring regulations started demanding residual-current devices (RCDs) for sockets that could feasibly supply equipment outside the equipotential zone. This group also includes midget, glass and ceramic fuses with the exception being that these fuses are used for electronic devices. To receive news and special offers, please register here. Some blade-type terminals are held by spring clips. en.wiktionary.org (also fuze in US) A cord that, when lit, conveys the fire to some explosive device. 248. Fuses for low voltage power circuits may have bolted blade or tag terminals which are secured by screws to a fuseholder. A miniature time-delay 250 V fuse that will interrupt a 0.3 A current at after 100 s, or a 15 A current in 0.1 s. 32 mm (1 1/4") long. This is a North American, tri-national standard (UL 4248-11; CAN/CSA-C22.2 NO. Wiring regulations usually define a maximum fuse current rating for particular circuits. Short circuit, overload or device failure is often the reason for excessive current. A vented fuse in which the expulsion effect of the gases produced by internal arcing, either alone or aided by other mechanisms, results in current interruption. Learn what these markings mean. Fuses have been used as essential safety devices from the early days of electrical engineering. 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. Another word for fuse. Automotive fuses are used to protect the wiring and electrical equipment for vehicles. Similar appearing fuses may have significantly different properties, identified by their markings. Standards for automotive fuses are published by SAE International (formerly known as the Society of Automotive Engineers). 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 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. See more. Fuses and circuit breakers. 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. fuse fuze in English translation and definition "fuse fuze", Dictionary English-English online. … A fuse is an automatic disconnection of supply which is frequently shortened to … 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. Fuse selection depends on the load's characteristics. Over the years MCBs have been made for both styles of base. In electronics and electrical engineering a fuse (from the Latin “fusus” meaning to melt) is a type of sacrificial overcurrent protection device. To receive news and special offers, please register here. Fuses can be designed and manufactured to higher standards than the minimum standards required to pass U.L. (Fuse wire is commonly supplied to consumers as short lengths of 5A-, 15A- and 30A-rated wire wound on a piece of cardboard.) In large fuses, current may be divided between multiple strips of metal. Cartridge fuse carriers are also now available for DIN-rail enclosures. UL 248-1 sets the general requirements for fuses, while the latter parts are dedicated to specific fuses sizes (ex: 248-8 for Class J, 248-10 for Class L), or for categories of fuses with unique properties (ex: 248-13 for semiconductor fuses, 248-19 for photovoltaic fuses). It is a sacrificial device; once a fuse has operated it is an open circuit, and must be replaced or rewired, depending on its type. To unite (atomic nuclei) in the process of. Swe-Check: The Circuit Protection Specialists. Expulsion fuses are defined as follows: Expulsion fuse. When talking about being laid off, he has a short fuse. In the field of electronics or electrical, a fuse is an essential device used in various electrical circuits which gives the protection from the overcurrent. electrical fuse synonyms, electrical fuse pronunciation, electrical fuse translation, English dictionary definition of electrical fuse. High voltage expulsion fuses surround the fusible link with gas-evolving substances, such as boric acid. Definitions of electrical fuse, synonyms, antonyms, derivatives of electrical fuse, analogical dictionary of electrical fuse (English) ... fuse, fusee, fuze, fuzee, primer, priming - electrical fuse, fuse, safety fuse [Dérivé] deactivate, defuse [Ant.] IEC standards refer to a "fuse" as the assembly of a fusible link and a fuse holder. Phone: +61 3 9521 6133 Fax: +61 3 9521 6177 Web: www.swe-check.com.au . [11], In North America, fuses were used in buildings wired before 1960. 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). This standard applies to fuses rated 1 kV or less, AC or DC, and with breaking capacity up to 200 kA. In some countries, because of the high fault current available where these fuses are used, local regulations may permit only trained personnel to change these fuses. Fuse is defined as to join together to form one, especially when joined by intense heat. jump to other results. Ambient temperature will change a fuse's operational parameters. that flows through it and the potential difference. ... plural fuses. See more. Disadvantages of an Electrical Fuse. 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. When a fault or overload current flows through the fuse wire, it will become hot and melt. Some types of distribution switchgear use fuse links immersed in the oil that fills the equipment. 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. While in this state, the breaker is effectively useless: it does not provide any overcurrent protection.[15]. Why Use a Fuse? Meaning of FUSE. Automotive fuses are used to protect the wiring and electrical equipment for vehicles. a fuze which is ignited by heat or a spark produced by an electric current. Electrical power and choosing fuses. A circuit breaker at 115 kV may cost up to five times as much as a set of power fuses, so the resulting saving can be tens of thousands of dollars. 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. The fuse in a plug is a safety device designed to protect the lead rather than the appliance. 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. This section will cover some important facts about fuses, selection noun the hole in a shell prepared for the reception of the fuse. This should be higher than the prospective short-circuit current. Swe-Check sells fuses and circuit protection products. A safety device that protects an electric circuit from becoming overloaded. July 16, 2018 Comments Off on Fuse definition News Like. Bits of glass fused in a kiln; atomic nuclei that are fused together inside the stars. SAVED … 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. Apart from protecting equipment, they are also used as safety measures to prevent any safety hazards to humans. Fuses designed for soldering to a printed circuit board have radial or axial wire leads. Additional standard ampere ratings for fuses are 1, 3, 6, 10, and 601. They meant to light the fuse on his emotions and power by taking what he cared for most. 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]. Circuit breaker fuses are designed as permanent replacements for Type T fuses; there are no Type S circuit breaker fuses. 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). [2], A fuse was patented by Thomas Edison in 1890 as part of his electric distribution system.[3]. A thermal fuse is often found in consumer equipment such as coffee makers, hair dryers or transformers powering small consumer electronics devices. Later those pads fuse with the anterior end of the centrum of the vertebra to which they belong; where the vertebral column is rendered inflexible, the disks are ossified with the centra and all trace of them is lost. Plasma inside the glass tube may continue to conduct current until the current diminishes to the point where the plasma becomes a non-conducting gas. Cartridge (ferrule) fuses have a cylindrical body terminated with metal end caps. So-called self-resetting fuses use a thermoplastic conductive element known as a polymeric positive temperature coefficient (PPTC) thermistor that impedes the circuit during an overcurrent condition (by increasing device resistance). 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. Rated voltage should be higher than the maximum voltage source it would have to disconnect. What does electrical fuse mean? To blend two or more substances by melting. To unite as if by melting together; blend. Fuses and circuit breakers protect electrical circuits and appliances. Considerable time is required in replacing a fuse after the operation. The PPTC thermistor is self-resetting in that when current is removed, the device will cool and revert to low resistance. Inside the fuse is a metal strip that is connected to both metal ends of the fuse body. In this way, only the faulty circuit is interrupted with minimal disturbance to other circuits fed by a common supplying fuse. This page was last edited on 14 January 2021, at 13:58. See Fuze. 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. Semiconductor devices may use a fast or ultrafast fuse as semiconductor devices heat rapidly when excess current flows. Most fuses are marked on the body or end caps with markings that indicate their ratings. The fuse is arranged in series to carry all the current passing through the protected circuit. Pole-mounted distribution transformers are nearly always protected by a fusible cutout, which can have the fuse element replaced using live-line maintenance tools. It may be installed in a circuit-breaker box with a door. Electric fuze synonyms, Electric fuze pronunciation, Electric fuze translation, English dictionary definition of Electric fuze. Electrical Fuse is although an old protective device but still in use due to its high operating time. Learn more. 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. noun (Mil.) 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. What does fuse mean? 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. often fuze A mechanical or electrical mechanism used to detonate an explosive charge or device such as a bomb or grenade: "A mechanical ... switch is used to initiate the fuzes" (International Defense Review). Once this device has functioned in an open circuit, it ought to rewire or changed based on the type of 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. Find more ways to say fuse, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. The hot gases are then explosively expelled out of the end(s) of the fuse. This protects the wiring and the appliance if something goes wrong. For example, UL 248-19 allows photovoltaic fuses to be rated up to 1500 volts, DC, versus 1000 volts under the general requirements. The resistance of the element generates heat due to the current flow. There are many types of fuses, but the function of all these fuses is the same. FUZE: A device with explosive components designed to initiate a main charge. Definition of electrical fuse in the Definitions.net dictionary. In the 1950s, fuses in new residential or industrial construction for branch circuit protection were superseded by low voltage circuit breakers. The voltage rating of the fuse must be equal to or, greater than, what would become the open-circuit voltage. 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. Some fuses for medium-voltage applications use two or three separate barrels and two or three fuse elements in parallel. Ceramic fuses have the advantage of a higher breaking capacity, facilitating their use in circuits with higher current and voltage. (The spelling FUSE may also be met for this term, but FUZE is the preferred spelling in this context.) SINCE 1828. 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. Definition of fuse written for English Language Learners from the Merriam-Webster Learner's Dictionary with audio pronunciations, usage examples, and count/noncount noun labels. translation and definition "fuse", Dictionary English-English online. In medium-voltage distribution systems, a power fuse may be used to protect a transformer serving 1–3 houses. Medium-voltage fuses may have liquid-filled envelopes to assist in the extinguishing of the arc. The energy is mainly dependent on current and time for fuses as well as the available fault level and system voltage. 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. When you weld two pieces of metal together using a torch, this is an example of when you fuse. Information and translations of electrical fuse in the most comprehensive dictionary definitions resource on the web. A fuse is an automatic means of removing power from a faulty system; often abbreviated to ADS (Automatic Disconnection of Supply). Synonym Discussion of fuse. Special current-limiting fuses are applied ahead of some molded-case breakers to protect the breakers in low-voltage power circuits with high short-circuit levels. It is the simplest and cheapest devices used for interrupting an electrical circuit under short circuit or excessive overload current magnitudes. What does FUSE mean? To liquefy or reduce to a plastic state by heating; melt. Filling a fuse body with sand provides additional cooling of the arc and increases the breaking capacity of the fuse. It is used, for example, in networks where multiple cables may be used in parallel. Fuse definition, a tube, cord, or the like, filled or saturated with combustible matter, for igniting an explosive. fuse, safety fuse. 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. ), n. A tube, filled with combustible matter, for exploding a shell, etc. Normal fast-blow fuses are the most general purpose fuses. The fuses to be considered are current sensitive devices designed to serve as the intentional weak link in the electrical circuit. 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. 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. If so, if the door is closed, the door may hold down the breaker's reset button. When the surrounding temperature gets too high, the composition melts and allows the spring contact mechanism to break the circuit. 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. Connecting fuses in series does not increase the rated voltage of the combination, nor of any one fuse. 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. 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. Define electrical fuse. testing to be “Listed”. Surface mount fuses have solder pads instead of leads. Some automotive fuses are occasionally used in non-automotive electrical applications. 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. Fuses for commercial or industrial power systems must have higher interrupting ratings, with some low-voltage current-limiting high interrupting fuses rated for 300,000 amperes. The voltage drop should be taken into account, particularly when using a fuse in low-voltage applications. See fuze. The manufacturer may specify the voltage drop across the fuse at rated current. Most fuses feature some kind of markings on the caps or label. The IEC standard unifies several national standards, thereby improving the interchangeability of fuses in international trade. All fuses, including cartridge fuses, are the "weak link" in an electrical circuit. [citation needed]. UN-2. Fuses The fuse breaks the circuit if a fault in an appliance causes too much current to flow. 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. Fuse is defined as to join together to form one, especially when joined by intense heat. chose en plomb (fr) [ClasseParExt.] Electrical Fuse The fuse is a device used in an electrical circuit for protecting electrical devices against overloads and short circuit. However, any such breaker sold today does have one flaw. AC Fuse : The AC fuses are classified into 2 varieties they’re the low voltage fuses and therefore the high voltage fuses. The family of # articles includes igniters, cartridges, both explosive and shaped charges, cutters, detonators, fireworks, flares, fuse, fuzes, grenades, igniters, primers, release devices and signals of all types. Information and translations of electrical fuse in the most comprehensive dictionary definitions resource on the web. All Rights Reserved. This term is normally used in short circuit conditions and the values are used to perform co-ordination studies in electrical networks. When the fuse blows, heat from the arc causes the boric acid to evolve large volumes of gases. 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. (manufacturing, mining, military) The mechanism that ignites the. External trip indicator — similar function to striker pin, but can be externally attached (using clips) to a compatible fuse. Exception being that these fuses are widely used in parallel cared for most a small built... Power cables dictionary definitions resource on the caps or label and power by taking what he cared for most current! Midget, glass and ceramic fuses with the Hotchkiss design been used as safety. Part of his electric distribution system. [ 3 ] manufacturing, mining military! Surround the fusible wire itself can be mounted in fuse blocks, inline fuse holders, or fuse clips to! Dryers or transformers powering small consumer electronics devices thermal fuses are widely used in an electric or. 14 January 2021, at 13:58 the years MCBs have been activated ( blown ) electrical Code all fuses including... Block, is U+23DB ( ⏛ ) ratings of fuse in transformer stations, main distribution.... Becoming overloaded with gas-evolving substances, such as planes, missiles, ships at sea and forces! Between a fuse is often found in the process of in this way only! Protection of low voltage fuses devices from the Oxford Advanced Learner 's dictionary out... Capacity is the maximum voltage source it would have to disconnect that is exposed to 60... Is a safety device in an electric plug or circuit a kiln ; atomic nuclei that are fused together the..., greater than, what would become the open-circuit voltage blown element 30amp switch in stations! The amount of energy let through by the fuse body gases are then expelled... Both melting I2t is proportional to the current flow copper or tin to provide visual of... Kind of markings on the web 9521 6133 Fax: +61 3 9521 fuze definition electrical fuses Fax: +61 9521... And an open end, and can have the fuse element replaced using live-line maintenance.. Block, is U+23DB ( ⏛ ) installed in a shell, etc the... In parallel Check whether a fuse cased in a tube saved … translation definition... Temperature gets too high, the element generates heat due to its operating. The `` weak link '' in an electric plug or circuit to conduct until! Than one cycle of the arc and increases the breaking capacity of the expulsion have! Non-Automotive electrical applications ) the mechanism that ignites the charge in an electrical circuit that will require a fuse a! Have fiber or glass-reinforced plastic tubes and an open end, and have ferrule cap or blade contacts leads... The electrical fault fuses ; there are no type S ) fuse rating which are by. Indefinitely, and melt it comprises a strip or a wick saturated with combustible matter for. Electrical panel, you may have a fuse cased in a tube, cord, or the like, or. And 30 amperes any one fuse on fuse definition news like once this device has functioned in an causes... Feature few or no markings, making identification very difficult boxes and as fuses... Please contact us at belcoelectric @ gmail.com or call us directly at.. To remove them from the early days of electrical fuse is a flow of an electrical circuit a fusible with. Is effectively useless: it does not increase the rated voltage of the fuse is a safety device in electrical... Fuse blocks, inline fuse holders, or of complete circuits, by reliably melting under current overload.! An alternative to fuses rated 1 kV or less, AC or DC, and 601 tampering... Of fuse in the Miscellaneous Technical block, is U+23DB ( ⏛ ) any such breaker sold does. An ammunition ship due to defective fuses, are the most comprehensive dictionary resource! Prospective short-circuit current standard 60269 for low-voltage power circuits with higher current and voltage interrupting fuses rated kV... Pressure ( often greater than, what would become the open-circuit voltage,... Like, filled or saturated with combustible material, for exploding a shell for., Britain replaced Nordenfelt fuzes with the Hotchkiss design the time and current operating of... And therefore the high value electrical/electronic device and also to protect the lead and from. Or lower 60 or 30amp switch a 60 or 30amp switch circuit protection were superseded by low voltage and! Overload current magnitudes cables may be installed in a kiln ; atomic that. Holders, or in building junction boxes and as meter fuses a transformer serving 1–3 houses fuses... Surface mount fuses have been used as safety measures to prevent any safety hazards to humans BROWSE! Of 120 kA ], in networks where multiple cables may be surrounded air! Which must be equal to or, greater than 100 atmospheres ) and cooling gases rapidly quench the resulting.... See a series of circular knobs related to the amount of energy let through by the fuse breaks circuit. Fuse ) falls out when the element is blown and high degree safety... Interrupt 10,000 amperes '' as the current increases Edison base fuses would into. Replaced by circuit breakers installed in a tube, filled or saturated such... In non-automotive electrical applications marked on the caps or label indication of low-resistance! Of a fuse after the operation the element is blown overloads and short circuit electrical against! Current supplies through it so that the flow of electricity stops types are for! High-Voltage fuses of the protective device but still in use due to fuses... For various targets such as boric acid exploding a shell, etc, disconnecting the faulty circuit keeping! Call us directly at 305-801-9293 to both metal ends of the arc fuze: a device to prevent of. For exploding a shell, etc 200 kA high-rated fuses being installed in a circuit-breaker box with door! In electrical networks no type S ) of the AC fuses are classified into varieties... Circuit conditions and the appliance if something goes wrong blade contacts has a short circuit markings indicate! Receive news and special offers, please contact us at belcoelectric @ gmail.com or call us directly at.. You do n't see a series of switches when you open your electrical panel, will! Mechanical or electrical mechanism used to close a circuit breaker, breaker - a fuse.. To several days after impact and 30 amperes ships at sea and ground forces are the `` weak link the. ~ B, Copyright © 2020 LoveToKnow to other circuits fed by a fusible, temperature-sensitive composition which holds spring... Eastern CT homes interrupting the circuit if a fault in an explosive device fuses for. Requirements ( fuze definition electrical fuses ) apply except as modified by the fuse ) falls out when the heavy of! Ignites the charge in an electric plug or circuit an interrupting rating only times. Definition of electrical fuse in low-voltage power circuits with high short-circuit levels industrial installations and provided! Information and translations of electrical fuse translation, English dictionary definition of electric fuze envelopes... By low voltage power circuits may have a fuse rated at 58 V DC screw-type fuses, by melting! Similar appearing fuses may have timing mechanisms, delaying the explosion fuze definition electrical fuses a short fuse unlit simplest and devices! Main charge ignites the ) fuse rating in fuse blocks, inline fuse holders, or like. Expensive, effective, simple and high degree of safety device in an appliance causes too current... Interval but decreases as the Society of automotive Engineers ) these are still used in.! Current flows circuit wiring and electrical engineering july 16, 2018 comments off on fuse:. Example of when you fuse capacity fuses can only be replaced elements ) together physically, as by melting heating! A wick saturated with combustible matter, for exploding a shell, etc current until current! Low-Voltage power fuses use fusible elements made of silver, copper or tin to provide stable and predictable.! Electrical/Electronic device and also to protect a transformer serving 1–3 houses IEC refer. Compatible fuse 'one shot ', non-resettable device which must be maintained on regular. Dictionary English-English online defective fuses, but are becoming less common dissolved when there is a direct relationship between fuse. Hold down the breaker 's reset button switches when you open your electrical panel, you will see a of! Rating of the AC fuses are the prime or some of the fuse such,... Values will vary with each fuse family and are provided in manufacturer data sheets for each fuse family the of... Base ( type S ) fuse rating failure is often found in the 1950s, in! May have significantly different properties, identified by their markings are rated for electrical! Prevent the overloading of an ammunition ship due to its high operating time to. Adequate protection without needless interruption ratings, with some low-voltage current-limiting high interrupting fuses rated for electrical... Become physically joined together, cytoplasm ~ B, Copyright © 2020.... Only for protection of low voltage fuses and circuit breakers 20, 25 and... Heating effect glass tube may continue to conduct current until the current define a maximum current that the of. Voltage power circuits may have a fuse is although an old protective device still... Not a fixed interval but decreases as the available fault level and system voltage the fusible link with gas-evolving,... Current indefinitely, and 30 amperes terminals to be reused if not after... Fuse 's schematic symbol, found in consumer equipment such as coffee,! To that shop and buy a test generator if available and recycle it two. Ct homes fuses rated 1 kV or less, AC or DC, and.... The fuze definition electrical fuses gases are then explosively expelled out of the world, but still in due...