{"id":708,"date":"2018-10-29T07:30:59","date_gmt":"2018-10-29T07:30:59","guid":{"rendered":"http:\/\/www.cselectric.co.in\/blog\/?p=708"},"modified":"2026-03-17T07:38:39","modified_gmt":"2026-03-17T07:38:39","slug":"mccb-uses-applications-advantages","status":"publish","type":"post","link":"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/","title":{"rendered":"MCCB: Uses, Applications &#038; Advantages"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#C_S_MCCB\" >C&amp;S MCCB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Specifications_of_MCCBs\" >Specifications of MCCBs:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Key_Features_of_MCCB\" >Key Features of MCCB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Components_of_Molded_Case_Circuit_Breakers\" >Components of Molded Case Circuit Breakers<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Operating_Mechanism\" >Operating Mechanism:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Arc_Extinguisher\" >Arc Extinguisher:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Trip_Unit\" >Trip Unit:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#_There_are_several_advantages_of_the_MCCB\" >\u00a0There are several advantages of the MCCB:\u00a0\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Thermal_Overload\" >Thermal Overload:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Short-circuit_Condition\" >Short-circuit Condition:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Ground_Fault_condition\" >Ground Fault condition:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#How_to_choose_the_right_MCCB\" >How to choose the right MCCB?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#Wrong_Selection_of_MCCB\" >Wrong Selection of MCCB:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#MCCB_vs_Other_Circuit_breaker\" >MCCB vs Other Circuit breaker.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/cselectric.co.in\/blog\/mccb-uses-applications-advantages\/#FAQs\" >FAQs\u00a0<\/a><\/li><\/ul><\/nav><\/div>\n<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]MCCB is the device which is manufactured as an integral inner supporting and enclosed housing of insulating material. It is required for making, carrying and breaking currents between separate contacts under normal circuit condition and abnormal circuit condition such as those of overload condition and short circuit condition. <a href=\"https:\/\/cselectric.co.in\/products-solutions\/low-voltage-switchgear\/circuit-breakers\/moulded-case-circuit-breakers\/\">MCCBs<\/a> provide protection to low-voltage distribution system.<\/p>\n<p>Quenching the arc in air inside the moulded case, the MCCBs interrupt current with range from few amperes to several kilo-amperes. MCCBs are useful for protecting the system against faults like <a href=\"https:\/\/cselectric.co.in\/products-solutions\/final-distribution-products\/miniature-circuit-breakers\/wintrip-s-modular-mcb\/\">Overload &amp; Short Circuit<\/a>, with the help of release which may be Thermal Magnetic or Microprocessor Type. MCCB satisfies the requirement of isolation as it provides complete isolation to the circuit.. Compact Size, Lower Downtime, Reduction in inventory &amp; Availability of various accessories makes it a distinctive product.<br \/>\n<span id=\"specifications-of-mccbs\" style=\"margin-top: -60px; padding-bottom: 60px; display: block;\"><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"C_S_MCCB\"><\/span>C&amp;S MCCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C&amp;S offers wide range of MCCB for current ratings 16A-1600A suitable upto 690VAC with different type of protections. These are suitable for motor loads, industrial loads etc. Also offers MCCB with electronic release with communication port.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Specifications_of_MCCBs\"><\/span>Specifications of MCCBs:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li><strong>Ue \u2013 Rated Operational Voltage<\/strong><\/li>\n<li><strong>Ui \u2013 Rated Insulation Voltage<\/strong><\/li>\n<li><strong>Uimp \u2013 Impulse withstand voltage<\/strong><\/li>\n<li><strong>In \u2013 Nominal Rated Current<\/strong><\/li>\n<li><strong>Ics \u2013 Service Short Circuit Breaking Capacity<\/strong><\/li>\n<li><strong>Icu \u2013 Ultimate Short Circuit Breaking Capacity<\/strong><\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Key_Features_of_MCCB\"><\/span>Key Features of MCCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><strong>Resettable:<\/strong> MCCBs can be easily reset after tripping, reducing downtime and maintenance costs compared to fuses.<\/li>\n<li><strong>Versatility:<\/strong> Suitable for both AC and DC applications, MCCBs offer different protections across various electrical systems.<\/li>\n<\/ul>\n<p><strong>Reliability:<\/strong> Designed for durability and reliability, MCCBs undergo different type of testing to ensure consistent performance under demanding conditions.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Components_of_Molded_Case_Circuit_Breakers\"><\/span>Components of Molded Case Circuit Breakers<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Operating_Mechanism\"><\/span>Operating Mechanism:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The Operating Mechanism handles the opening and shutting of the contacts. The speed that the contacts open or close is free of how quick the handle is moved. The breaker can&#8217;t be kept from stumbling by holding the handle in the on position. The handling will be in a halfway position when the contacts are stumbled.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Arc_Extinguisher\"><\/span>Arc Extinguisher:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>An arc is made at whatever point an electrical switch interferes with a present stream. The Arc Extinguisher&#8217;s activity is to limit and separation that circular segment, subsequently stifling it. At the point when an intrusion happens and the contacts partitioned, the present course through the ionized area of the contacts actuates an attractive field around the bend and the circular segment douser.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Trip_Unit\"><\/span>Trip Unit:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The Trip Unit is the cerebrum of the electrical switch. The capacity of the unit is to trip the working system in case of an abnormal condition. Electronic trip units are presently accessible and they can give considerably more refined insurance and observe.<\/p>\n<p>The <strong>MCCB Working<\/strong> in itself is an incredible invention. The <a href=\"https:\/\/cselectric.co.in\/blog\/difference-mcb-mccb-rccb-elcb\/\">MCCB<\/a> is a choice to a wire since it needn&#8217;t bother with a substitute once an over-burden is taken note. Dissimilar to a wire, this electrical switch can be just reset after a misstep and offers improved administrator security and straightforwardness without procuring working expense. For the most part, these circuits have warm current for overcurrent and the attractive component for impeding to work quicker.<br \/>\n<span id=\"there-are-several-advantages-of-the-mccb\" style=\"margin-top: -60px; padding-bottom: 60px; display: block;\"><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"_There_are_several_advantages_of_the_MCCB\"><\/span>\u00a0There are several advantages of the MCCB:\u00a0<strong>\u00a0 <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>MCCBs are Compact in the measure. Hence it spares a significant space inboard plan.<\/li>\n<li>MCCBs has to limit downtime. Dissimilar to in a breaker-based framework, there&#8217;s no looking for a substitution intertwine. It very well may be Reset and Switched On again instantly in the wake of finding the blame that caused the stumbling amid activity.<\/li>\n<li>MCCBs can clear a few blame previously it is expected for substitution.<\/li>\n<li>MCCBs are &#8220;Upkeep Free&#8221; and its repeating costs are less.<\/li>\n<li>At the point when MCCBs are utilized, at that point, there is no probability of single staging because of blame in just a single stage.<\/li>\n<li>Some multi-reason adornments can be fitted with the MCCB.<\/li>\n<\/ul>\n<p><strong>MCCB with the combination of one or the two different trip elements will protect the circuit against situations such as:\u00a0 <\/strong><br \/>\n<span id=\"thermal-overload\" style=\"margin-top: -60px; padding-bottom: 60px; display: block;\"><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Thermal_Overload\"><\/span>Thermal Overload:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In the conditions of overload, there is a temperature between the insulation and conductor. If the insulation remains unchecked, its life will reduce and the maintenance would be higher. It is important to catch the approach of MCCB for the better flow of circuit and lifelong approach of the product.<br \/>\n<span id=\"short-circuit-condition\" style=\"margin-top: -60px; padding-bottom: 60px; display: block;\"><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Short-circuit_Condition\"><\/span>Short-circuit Condition:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>It is the conditiondue to an intentional or unintentional low impedence path creation between phase wires or a neutral &amp; phase wires, this situation leads to an excessively high current flowing through the circuit &amp; voltage becomes negligible<br \/>\n<span id=\"ground-fault-condition\" style=\"margin-top: -60px; padding-bottom: 60px; display: block;\"><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ground_Fault_condition\"><\/span>Ground Fault condition:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>It is also the type of the short circuit which is linked with the ground phase. This is the common fault which takes place in the low voltage.<\/p>\n<p>The MCCB protects the huge amount of mess and protects the system while enhancing the capability. The MCCB is highly durable and the life of these gadgets are longer than usual gadgets. It is suitable for the higher energy impact. The gadget must be installed by the professional because it is not that easy to be installed and once it is done, you are free to form the obstacles that you might face regarding electricity, short-circuits, and the low-voltage.<\/p>\n<p>Now days MCCBs are available with 2 kinds of release, one is with thermal-magnetic &amp;other is microprocessor release.<\/p>\n<p>Thermal-magnetic uses the principle of bimetal and electro-magnetic coil. Thermal protection is required for O\/L &amp; electromagnetic or solenoid is used for S\/C. but since electromagnet is a peak sensing device thus a slight transient peak can cause nuisance tripping of MCCB. This CB gives following protections<\/p>\n<ul>\n<li>Thermal \/Overload Protection- Through Bimetal<\/li>\n<li>Electromagnetic \/Short Circuit Protection- Through Electromagnet<\/li>\n<li>Under Voltage Protection- Through U\/V Release<\/li>\n<\/ul>\n<p>Microprocessor or electronic release sense true R.M.S value of current. It is simulated and calculated from peak values, which are detectable by microprocessor. The microprocessor based release may offer below protections which can be add on:<\/p>\n<ul>\n<li>Earth Fault<\/li>\n<li>Neutral protection<\/li>\n<li>Instantaneous Over-ride<\/li>\n<li>Earth Leakage<\/li>\n<li>Current Unbalance<\/li>\n<li>Overvoltage<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"How_to_choose_the_right_MCCB\"><\/span>How to choose the right MCCB?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Selection of right MCCBs based on the following criteria:<\/p>\n<ul>\n<li><strong>Rated Current:<\/strong> It is the maximum current that a circuit may experience under normal condition.<\/li>\n<li><strong>Rated Ultimate Short-Circuit Breaking Capacity:<\/strong> The rated ultimate short-circuit breaking capacity of a circuit-breaker is the value of ultimate short-circuit breaking capacity assigned to that circuit-breaker by the manufacturer for the corresponding rated operational voltage. It is expressed as the value of the prospective breaking current, in kA (r.m.s.value of the a.c. component in the case of a.c.)<\/li>\n<li><strong>Rated service short-circuit breaking capacity (Ics): <\/strong>The rated service short-circuit breaking capacity of a circuit-breaker is the value of service short-circuit breaking capacity assigned to that circuit-breaker by the manufacturer for the corresponding rated operational voltage. It is expressed as a value of prospective breaking current, in kA, corresponding to one of the specified percentages of the rated ultimate short-circuit breaking capacity, It may be expressed as a% of Icu (for example Ics = 25% Icu).<\/li>\n<li><strong>Rated operational voltage (Ue): <\/strong>A rated operational voltage of an equipment is a value of voltage which, combined with a rated operational current, determines the application of the equipment and to which the relevant tests and the utilization categories are referred. For single-pole equipment, the rated operational voltage is generally stated as the voltage across the pole. For multipole equipment, it is generally stated as the voltage between phases.<\/li>\n<li><strong>Release \/ Trip Unit<\/strong>\n<ol>\n<li>Thermal Magnetic: Bimetal or overload &amp; electromagnet for Short Circuit<\/li>\n<li>Microprocessor: Tripping is achieved through electronic signals<\/li>\n<\/ol>\n<\/li>\n<li><strong>Standards Compliance:<\/strong> As per the international standards states that MCCBs should meet strict criteria for electrical, mechanical, and thermal performance.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Wrong_Selection_of_MCCB\"><\/span>Wrong Selection of MCCB:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>For few special applications, manufacturers recommend to use MCCBs dedicated to that application. For Ex. For motor back up protection there is a requirement for overload protection of motor, it is required to match the overload settings of MCCB with that of motor. This solution assures no damage to the motor in case of motor overloading. However life expectancy of contactor as per the circuit design is considered better than that of MCCB. Hence this combination will give much lesser life, thus it can\u2019t be suggested. Also we can\u2019t have the single phasing protection by using MCCB. Hence, in this case \u2018Type 2\u2019 coordination charts shall be referred so as to make an appropriate selection.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"MCCB_vs_Other_Circuit_breaker\"><\/span><strong>MCCB vs Other Circuit breaker.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>MCCB: &#8211; <\/strong>Its protects form overload and short circuit with fixed as well as adjustable trip unit.<br \/>\n<strong>MCB:- <\/strong>Its protects from overload and short circuit with only fixed trip unit.<br \/>\n<strong>ACB:- <\/strong>Air Circuit breaker(ACB) protects from overload, short circuit, instantaneous and ground fault. Its is used for higher current ratings like upto 6300A current.<br \/>\n<strong>RCCB: &#8211; <\/strong>Residual current circuit breaker (RCCB) detects the leakage current that may result into electrical shocks. Its automatically measures and disconnect when the fault occur. Its is used for small current upto 100A with different sensitivity level in mA.<br \/>\n<strong>ELCB: &#8211; <\/strong>Earth leakage circuit breaker is used to protect electrical shock and fire when it detects a leakage current.[\/vc_column_text][\/vc_column][\/vc_row][vc_row css=&#8221;.vc_custom_1738150073501{margin-top: 30px !important;}&#8221;][vc_column][vc_column_text css=&#8221;&#8221;]<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><span class=\"TextRun Underlined SCXW134712681 BCX0\" lang=\"EN-IN\" xml:lang=\"EN-IN\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW134712681 BCX0\">FAQs<\/span><\/span><span class=\"EOP SCXW134712681 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559740&quot;:240}\">\u00a0<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>[\/vc_column_text][vc_tta_accordion title_tag=&#8221;h3&#8243; section_title_tag=&#8221;h3&#8243; style=&#8221;flat&#8221; shape=&#8221;square&#8221; spacing=&#8221;5&#8243; gap=&#8221;10&#8243; c_position=&#8221;right&#8221; active_section=&#8221;1&#8243; no_fill=&#8221;true&#8221; collapsible_all=&#8221;true&#8221; css=&#8221;.vc_custom_1738150378348{margin-top: 30px !important;}&#8221;][vc_tta_section title=&#8221;What are the applications of MCCB?&#8221; tab_id=&#8221;1738149607330-bd6955f9-8807&#8243;][vc_column_text css=&#8221;&#8221;]It is required for making, carrying and breaking currents between separate contacts under normal circuit condition and abnormal circuit condition such as those of overload condition and short-circuit condition. MCCBs provide protection to low-voltage distribution system. [\/vc_column_text][\/vc_tta_section][vc_tta_section title=&#8221;Where is MCCB Used?&#8221; tab_id=&#8221;1738149681217-0f94aad1-f2f6&#8243;][vc_column_text css=&#8221;&#8221;]It is generally used in Industrial, commercial and sustainable energy application to protect the circuit from various faults like overload and short-circuit.[\/vc_column_text][\/vc_tta_section][vc_tta_section title=&#8221;Why is MCCB Important?&#8221; tab_id=&#8221;1738149716550-21048015-1c0d&#8221;][vc_column_text css=&#8221;&#8221;]To Protect Electrical Distribution system from overload and short-circuit to make them work effectively. If MCCB not installed in Industries and commercial application, then it will directly affect the efficiency of the electrical distribution system.[\/vc_column_text][\/vc_tta_section][vc_tta_section title=&#8221;What are the applications of MCB, ELCB &amp; MCCB?&#8221; tab_id=&#8221;1738149745733-23f0e67a-59e2&#8243;][vc_column_text css=&#8221;&#8221;]<strong>MCB<\/strong>:- It is commonly used in low voltage circuit and has a rating of upto 125 amps. It has a breaking capacity upto 18kA.<\/p>\n<p><strong>ELCB:- <\/strong>Earth leakage circuit breaker is used to protect electrical shock and fire when it detects a leakage current. Its is mostly used in household application as well as industries application.<\/p>\n<p><strong>\u00a0MCCB<\/strong> :- It is used for higher current ratings from upto 1600A and has the breaking capacity of upto and above 55kA.<\/p>\n<p>Generally used in industrial as well as commercial applications.[\/vc_column_text][\/vc_tta_section][vc_tta_section title=&#8221;What is the types of MCCB?&#8221; tab_id=&#8221;1738149776822-ca867e19-f336&#8243;][vc_column_text css=&#8221;&#8221;]There are two types of MCCB<\/p>\n<ol>\n<li>Thermal Magnetic<\/li>\n<li>Microprocessor based<\/li>\n<\/ol>\n<p>Thermal Magnetic: &#8211; Its provides only protection against overload and short-circuit with the help of bi-metallic strip and electromagnetic solenoid coil.<\/p>\n<p>Microprocessor Based: &#8211; It is electronic trip unit in which we can adjust the range of MCCB.[\/vc_column_text][\/vc_tta_section][\/vc_tta_accordion][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]MCCB is the device which is manufactured as an integral inner supporting and enclosed housing of insulating material. It is required for making, carrying and breaking currents between separate contacts under normal circuit condition and abnormal circuit condition such as those of overload condition and short circuit condition. MCCBs provide protection to low-voltage distribution&hellip;<\/p>\n","protected":false},"author":1,"featured_media":714,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[251],"tags":[],"class_list":["post-708","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MCCB: Uses, Applications &amp; Advantages - C&amp;S Electric Blog<\/title>\n<meta name=\"description\" content=\"MCCB is a device manufactured as an integral inner supporting and enclosed housing of insulating material. 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