{"id":14164,"date":"2026-08-10T23:04:56","date_gmt":"2026-08-10T23:04:56","guid":{"rendered":"https:\/\/essfuse.com\/?p=14164"},"modified":"2026-10-26T06:13:42","modified_gmt":"2026-10-26T06:13:42","slug":"slug-pv-fuse-sizing-guide","status":"publish","type":"post","link":"https:\/\/essfuse.com\/hi\/slug-pv-fuse-sizing-guide\/","title":{"rendered":"PV Fuse Sizing Guide: How to Choose the Right Fuse for Solar Arrays"},"content":{"rendered":"<h1 class=\"wp-block-heading\">PV Fuse Sizing Guide: How to Choose the Right Fuse for Solar Array<\/h1>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Introductio<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Selecting the correct fuse size for a solar photovoltaic (PV) system is critical for both safety and performance. An undersized fuse will cause nuisance trips and unnecessary downtime, while an oversized fuse fails to provide adequate protection against faults.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This comprehensive guide walks you through the complete <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV fuse<\/a> sizing process, covering string-level fuses, combiner box fuses, and recombiner fuses for both 1000V and 1500V DC systems.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Whether you&#8217;re a system designer, installer, or electrical engineer, this guide will help you make informed decisions about <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV fuse<\/a> selection and ensure compliance with NEC and UL standards.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Why Do Solar PV Systems Need Special Fuses?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">The Unique Challenges of DC Solar Systems<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Solar PV systems present unique protection challenges that differ from traditional AC systems:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>DC Arcs are Harder to Extinguish<\/strong>\n<ol class=\"wp-block-list\">\n<li>Unlike AC current, DC current doesn&#8217;t naturally cross zero<\/li>\n\n\n\n<li>DC arcs are more stable and harder to interrupt<\/li>\n\n\n\n<li>Requires specialized DC-rated fuses with arc-quenching designs<\/li>\n<\/ol>\n<\/li>\n\n\n\n<li><strong>Low Fault Currents<\/strong>\n<ol class=\"wp-block-list\">\n<li>Solar panels have relatively high internal resistance<\/li>\n\n\n\n<li>Fault currents may be only 2-3 times the normal operating current<\/li>\n\n\n\n<li>Fuses must operate reliably at these lower fault levels<\/li>\n<\/ol>\n<\/li>\n\n\n\n<li><strong>Wide Temperature Variations<\/strong>\n<ol class=\"wp-block-list\">\n<li>Outdoor installations experience extreme temperature swings<\/li>\n\n\n\n<li>Panel output current varies with temperature<\/li>\n\n\n\n<li>Fuse performance is temperature-dependent<\/li>\n<\/ol>\n<\/li>\n\n\n\n<li><strong>String Architecture<\/strong>\n<ol class=\"wp-block-list\">\n<li>Multiple panels connected in series (strings)<\/li>\n\n\n\n<li>Multiple strings connected in parallel (arrays)<\/li>\n\n\n\n<li>Requires protection at multiple levels: string level, combiner level, inverter level<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">What Happens Without Proper Fusing?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Without properly sized PV fuses, you risk:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Panel Damage<\/strong>: Reverse current can damage solar panels, potentially causing hot spots or delamination<\/li>\n\n\n\n<li><strong>Fire Hazard<\/strong>: Fault conditions can lead to overheating and fires<\/li>\n\n\n\n<li><strong>System Downtime<\/strong>: Nuisance fuse operations reduce energy production<\/li>\n\n\n\n<li><strong>Code Violations<\/strong>: Failure to comply with NEC requirements can result in failed inspections<\/li>\n\n\n\n<li><strong>Warranty Issues<\/strong>: Improper protection may void panel or inverter warranties<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Types of <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">\u092a\u0940\u0935\u0940 \u092b\u094d\u092f\u0942\u091c<\/a><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">gPV Class Fuses<\/a> (UL 248-19)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The most common type of fuse used in solar PV systems is the <strong><a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">gPV class fuse<\/a><\/strong>, certified to <strong>UL 248-19<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Key characteristics of <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">gPV fuses<\/a><\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Full-range protection (both overload and short-circuit)<\/li>\n\n\n\n<li>Specifically designed for PV applications<\/li>\n\n\n\n<li>DC voltage ratings up to 1500V DC<\/li>\n\n\n\n<li>Optimized for low fault current conditions<\/li>\n\n\n\n<li>High cycling capability<\/li>\n\n\n\n<li>Temperature-stable performance<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Fuse Ratings to Consider<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">When selecting PV fuses, pay attention to these ratings:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Rating<\/td><td>Description<\/td><td>Typical Values<\/td><\/tr><tr><td><strong>Voltage Rating<\/strong><\/td><td>Maximum DC voltage the fuse can safely interrupt<\/td><td>600V, 1000V, 1500V DC<\/td><\/tr><tr><td><strong>Current Rating<\/strong><\/td><td>Maximum continuous current<\/td><td>2A to 63A (string level)<\/td><\/tr><tr><td><strong>Breaking Capacity<\/strong><\/td><td>Maximum fault current the fuse can interrupt<\/td><td>10kA to 50kA DC<\/td><\/tr><tr><td><strong>I\u00b2t Rating<\/strong><\/td><td>Total let-through energy<\/td><td>Varies by size and type<\/td><\/tr><tr><td><strong>Temperature Range<\/strong><\/td><td>Operating temperature range<\/td><td>-40\u00b0C to +85\u00b0C (typical)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Common <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV Fuse<\/a> Form Factors<\/h3>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Cartridge Fuses (10x38mm)<\/strong>\n<ol class=\"wp-block-list\">\n<li>Most common for string-level protection<\/li>\n\n\n\n<li>Current ratings: 1A to 32A<\/li>\n\n\n\n<li>Voltage ratings: up to 1000V DC (some 1500V)<\/li>\n\n\n\n<li>Used with fuse holders or DIN rail mounts<\/li>\n<\/ol>\n<\/li>\n\n\n\n<li><strong>Cartridge Fuses (14x51mm \/ 22x58mm)<\/strong>\n<ol class=\"wp-block-list\">\n<li>Higher current ratings<\/li>\n\n\n\n<li>Used in combiner boxes and recombiner boxes<\/li>\n\n\n\n<li>Current ratings: 32A to 125A<\/li>\n\n\n\n<li>Voltage ratings: up to 1500V DC<\/li>\n<\/ol>\n<\/li>\n\n\n\n<li><strong>NH-Type Fuses<\/strong>\n<ol class=\"wp-block-list\">\n<li>Larger format for higher currents<\/li>\n\n\n\n<li>Used at inverter level and utility-scale systems<\/li>\n\n\n\n<li>Current ratings: up to 630A+<\/li>\n\n\n\n<li>Voltage ratings: up to 1500V DC<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV Fuse<\/a> Sizing Fundamentals<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Key NEC Requirements<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>National Electrical Code (NEC)<\/strong> provides specific requirements for PV system protection. Key sections include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>NEC 690.9<\/strong>: Overcurrent Protection<\/li>\n\n\n\n<li><strong>NEC 690.8<\/strong>: Circuit Current Calculations<\/li>\n\n\n\n<li><strong>NEC 240<\/strong>: Overcurrent Protection general requirements<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">The 1.25\u00d7 Rule<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The most fundamental rule for PV fuse sizing is the <strong>1.25\u00d7 rule<\/strong> from NEC 690.9:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Overcurrent devices shall be rated at not less than 125 percent of the maximum circuit current.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Formula<\/strong>: <code>Fuse Rating \u2265 I_sc \u00d7 1.25<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>I_sc = Short-circuit current of the PV module\/string<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">But wait \u2014 it&#8217;s not quite that simple. Let&#8217;s look at the complete calculation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step-by-Step Sizing Methodology<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Here&#8217;s the complete process for sizing PV string fuses:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Step 1: Find the Module Short-Circuit Current (I_sc)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Look at the solar panel datasheet for <strong>I_sc<\/strong> (short-circuit current) at Standard Test Conditions (STC).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Example<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>I_sc = 10.5 A (from datasheet)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Step 2: Calculate Maximum Series Fuse Current<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Per NEC 690.9(B), the maximum overcurrent device rating for a PV source circuit is:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Max Fuse Rating = I_sc \u00d7 1.25<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Example<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Max Fuse Rating = 10.5 A \u00d7 1.25 = 13.125 A<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This is the MAXIMUM fuse size. You cannot use a fuse larger than this.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Step 3: Determine Minimum Fuse Rating<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">The fuse must be able to carry the maximum operating current without nuisance operation. The maximum power current (I_mp) is the normal operating current.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Min Fuse Rating = I_mp \u00d7 1.25 (for temperature and margin)<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Example<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>I_mp = 9.8 A<\/li>\n\n\n\n<li>Min Fuse Rating = 9.8 A \u00d7 1.25 = 12.25 A<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Step 4: Select a Standard Fuse Size<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Choose a standard fuse rating that falls between the minimum and maximum:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Min Fuse Rating \u2264 Selected Fuse \u2264 Max Fuse Rating<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Example<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Min: 12.25 A<\/li>\n\n\n\n<li>Max: 13.125 A<\/li>\n\n\n\n<li>Standard fuse sizes in this range: 12A, 13A, 15A&#8230;<\/li>\n\n\n\n<li><strong>Selected fuse: 12A or 13A<\/strong> (both are acceptable)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Important<\/strong>: If no standard size falls within the range, select the next size BELOW the maximum. Never exceed the maximum.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Detailed Sizing Calculations<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">String-Level Fuse Sizing<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">String-level fuses protect individual PV strings from reverse current faults.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Complete Formula<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">` I_string_fuse = I_sc_module \u00d7 N_series? No \u2014 wait.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For a string of panels in series:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Voltage adds up<\/li>\n\n\n\n<li>Current stays the same<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">So: I_sc_string = I_sc_module (same as a single panel)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Therefore: Max string fuse rating = I_sc_module \u00d7 1.25 `<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Example Calculation (1000V System)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Given<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Panel: 400W monocrystalline<\/li>\n\n\n\n<li>I_sc = 10.5 A<\/li>\n\n\n\n<li>I_mp = 9.8 A<\/li>\n\n\n\n<li>20 panels per string (series)<\/li>\n\n\n\n<li>System voltage: 1000V DC<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Calculation<\/strong>:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>I_sc per string = 10.5 A (same as one panel)<\/li>\n\n\n\n<li>Max fuse rating = 10.5 \u00d7 1.25 = 13.125 A<\/li>\n\n\n\n<li>Min fuse rating = 9.8 \u00d7 1.25 = 12.25 A<\/li>\n\n\n\n<li>Standard fuse sizes: 10A, 12A, 15A, 20A&#8230;<\/li>\n\n\n\n<li><strong>Selected: 12A or 13A gPV fuse<\/strong><\/li>\n\n\n\n<li>Voltage rating: 1000V DC minimum<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Example Calculation (1500V System)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Given<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Panel: 600W bifacial<\/li>\n\n\n\n<li>I_sc = 18.2 A<\/li>\n\n\n\n<li>I_mp = 17.0 A<\/li>\n\n\n\n<li>25 panels per string (series)<\/li>\n\n\n\n<li>System voltage: 1500V DC<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Calculation<\/strong>:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>I_sc per string = 18.2 A<\/li>\n\n\n\n<li>Max fuse rating = 18.2 \u00d7 1.25 = 22.75 A<\/li>\n\n\n\n<li>Min fuse rating = 17.0 \u00d7 1.25 = 21.25 A<\/li>\n\n\n\n<li>Standard fuse sizes: 20A, 25A, 32A&#8230;<\/li>\n\n\n\n<li><strong>Selected: 20A gPV fuse<\/strong> (next standard size below max)<\/li>\n\n\n\n<li>Voltage rating: 1500V DC minimum<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Combiner Box Fuse Sizing<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Combiner box fuses protect the combined output of multiple strings.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Formula<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><code>I_combiner_fuse = I_sc_string \u00d7 N_parallel_strings \u00d7 1.25<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N_parallel_strings = number of strings combined<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Example<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Given<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>12 strings per combiner box<\/li>\n\n\n\n<li>Each string I_sc = 10.5 A<\/li>\n\n\n\n<li>Combiner output feeds inverter<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Calculation<\/strong>:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Total I_sc = 10.5 A \u00d7 12 = 126 A<\/li>\n\n\n\n<li>Max combiner fuse = 126 \u00d7 1.25 = 157.5 A<\/li>\n\n\n\n<li><strong>Selected: 160A gPV fuse<\/strong> (or next standard size)<\/li>\n\n\n\n<li>Voltage rating: 1000V or 1500V DC (match system)<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Inverter Input Fuse Sizing<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The inverter input fuse protects the inverter&#8217;s DC input.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Factors to consider<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Maximum short-circuit current from the array<\/li>\n\n\n\n<li>Inverter&#8217;s maximum DC input current<\/li>\n\n\n\n<li>Inverter&#8217;s internal protection settings<\/li>\n\n\n\n<li>Coordination with upstream fuses<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>General guideline<\/strong>: <code>Inverter fuse rating \u2265 Max array short-circuit current But also \u2264 Inverter's maximum DC input rating<\/code><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Temperature Derating<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Why Temperature Matters<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Fuse performance is affected by ambient temperature. At higher temperatures:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fuse element runs hotter<\/li>\n\n\n\n<li>Effective current carrying capacity decreases<\/li>\n\n\n\n<li>Fuse may operate at lower currents than rated<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">PV fuses are often installed in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Outdoor combiner boxes (can reach 60-80\u00b0C inside)<\/li>\n\n\n\n<li>Roof-mounted equipment<\/li>\n\n\n\n<li>Desert or tropical climates<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Typical Temperature Derating Curve<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Ambient Temperature<\/td><td>Current Carrying Capacity<\/td><\/tr><tr><td>-40\u00b0C<\/td><td>~115%<\/td><\/tr><tr><td>25\u00b0C (reference)<\/td><td>100%<\/td><\/tr><tr><td>40\u00b0C<\/td><td>~95%<\/td><\/tr><tr><td>50\u00b0C<\/td><td>~90%<\/td><\/tr><tr><td>60\u00b0C<\/td><td>~85%<\/td><\/tr><tr><td>70\u00b0C<\/td><td>~78%<\/td><\/tr><tr><td>80\u00b0C<\/td><td>~70%<\/td><\/tr><tr><td>85\u00b0C<\/td><td>~65%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>(Values are approximate \u2014 consult manufacturer datasheet for exact values)<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">How to Apply Temperature Derating<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 1<\/strong>: Determine the maximum ambient temperature at the fuse location <strong>Step 2<\/strong>: Find the derating factor from the manufacturer&#8217;s curve <strong>Step 3<\/strong>: Adjust the required fuse size accordingly<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Example<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Required current: 12 A<\/li>\n\n\n\n<li>Max ambient temp: 60\u00b0C<\/li>\n\n\n\n<li>Derating factor at 60\u00b0C: 0.85 (85%)<\/li>\n\n\n\n<li>Adjusted required current: 12 A \u00f7 0.85 = 14.1 A<\/li>\n\n\n\n<li><strong>Select 15A fuse<\/strong> (if still below maximum allowed)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Important<\/strong>: Always verify that the derated fuse rating is still below the maximum allowed by NEC 690.9.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Common <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV Fuse<\/a> Sizing Scenarios<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Scenario 1: Residential Rooftop (6kW)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>System Details<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>15 \u00d7 400W panels<\/li>\n\n\n\n<li>1 string of 15 panels (series)<\/li>\n\n\n\n<li>1000V DC system<\/li>\n\n\n\n<li>I_sc = 10.5 A per panel<\/li>\n\n\n\n<li>No combiner box (string directly to inverter)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sizing<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>String fuse: 12A or 13A gPV, 1000V DC<\/li>\n\n\n\n<li>Inverter DC fuse: 15A or 20A gPV, 1000V DC<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Scenario 2: Commercial Rooftop (100kW)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>System Details<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>250 \u00d7 400W panels<\/li>\n\n\n\n<li>25 strings \u00d7 10 panels each<\/li>\n\n\n\n<li>1000V DC system<\/li>\n\n\n\n<li>I_sc = 10.5 A per panel<\/li>\n\n\n\n<li>2 combiner boxes (12-13 strings each)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sizing<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>String fuses: 12A gPV, 1000V DC (25 total)<\/li>\n\n\n\n<li>Combiner output fuses: 160A gPV, 1000V DC (2 total)<\/li>\n\n\n\n<li>Inverter DC fuses: 200A gPV, 1000V DC<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Scenario 3: Utility-Scale (5MW, 1500V)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>System Details<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>8334 \u00d7 600W bifacial panels<\/li>\n\n\n\n<li>333 strings \u00d7 25 panels each<\/li>\n\n\n\n<li>1500V DC system<\/li>\n\n\n\n<li>I_sc = 18.2 A per panel<\/li>\n\n\n\n<li>Multiple combiner and recombiner boxes<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sizing<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>String fuses: 20A gPV, 1500V DC (333 total)<\/li>\n\n\n\n<li>Combiner output fuses (12 strings): 250A gPV, 1500V DC<\/li>\n\n\n\n<li>Recombiner fuses: 630A gPV, 1500V DC<\/li>\n\n\n\n<li>Inverter DC fuses: 800A+ gPV or NH type, 1500V DC<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Fuse Coordination<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Why Coordination Matters<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">In a multi-level PV system (string \u2192 combiner \u2192 recombiner \u2192 inverter), fuses must be properly coordinated so that only the fuse closest to the fault operates.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Goal<\/strong>: Selective coordination \u2014 only the smallest necessary section is disconnected.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Coordination Principles<\/h3>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Upstream fuse must be larger<\/strong> than downstream fuses<\/li>\n\n\n\n<li><strong>Upstream fuse must have higher I\u00b2t<\/strong> than downstream fuses<\/li>\n\n\n\n<li><strong>Ratio of 2:1 or greater<\/strong> is often recommended for good coordination<\/li>\n\n\n\n<li>Always verify with time-current curves<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Example Coordination Scheme<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Inlet Fuse (200A) \u2193 Combiner Box \u251c\u2500\u2500 String 1 Fuse (12A) \u251c\u2500\u2500 String 2 Fuse (12A) \u251c\u2500\u2500 String 3 Fuse (12A) \u2514\u2500\u2500 ... (12 strings total)<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Coordination check<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>If a fault occurs on string 1, only the 12A string fuse should blow<\/li>\n\n\n\n<li>The 200A combiner fuse should NOT operate<\/li>\n\n\n\n<li>Ratio: 200A \u00f7 12A = 16.7:1 \u2192 excellent coordination<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Common Sizing Mistakes and How to Avoid Them<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Mistake 1: Using AC Fuses in DC Systems<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Problem<\/strong>: AC fuses are not designed to interrupt DC arcs. They may fail to clear a DC fault, leading to fire or equipment damage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Solution<\/strong>: Always use <strong>DC-rated gPV fuses<\/strong> certified to UL 248-19 or equivalent.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mistake 2: Ignoring Temperature Effects<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Problem<\/strong>: Fuses in hot combiner boxes may nuisance-trip if temperature derating isn&#8217;t applied.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Solution<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Calculate the actual ambient temperature inside the enclosure<\/li>\n\n\n\n<li>Apply manufacturer&#8217;s temperature derating curve<\/li>\n\n\n\n<li>Select a fuse size that accounts for high-temperature operation<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Mistake 3: Oversizing &#8220;Just to Be Safe&#8221;<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Problem<\/strong>: Using a larger fuse than necessary reduces protection effectiveness. The fuse may not operate when needed, allowing damage to panels or wiring.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Solution<\/strong>: Follow NEC 690.9 limits strictly. The maximum fuse size is I_sc \u00d7 1.25 \u2014 don&#8217;t exceed this.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mistake 4: Using Regular Fuses Instead of gPV Fuses<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Problem<\/strong>: General-purpose fuses may not operate reliably at the low fault currents typical of PV systems.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Solution<\/strong>: Use fuses specifically designed and certified for PV applications (gPV class, UL 248-19).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mistake 5: Not Considering Bifacial Gain<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Problem<\/strong>: Bifacial panels can produce more current than STC rating due to albedo (reflected light from the ground).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Solution<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Add 5-15% additional margin for bifacial systems<\/li>\n\n\n\n<li>Check manufacturer&#8217;s bifacial gain specifications<\/li>\n\n\n\n<li>Consider maximum expected current, not just STC I_sc<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Mistake 6: Forgetting About Irradiance Factors<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Problem<\/strong>: At very high irradiance (e.g., 1200 W\/m\u00b2), panel current can exceed STC values.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Solution<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Consider maximum expected irradiance at the site<\/li>\n\n\n\n<li>Apply appropriate margin (typically 10-25% above I_sc)<\/li>\n\n\n\n<li>NEC 690.9&#8217;s 1.25 factor accounts for some of this, but extreme conditions may require more<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">PV Fuse Selection Checklist<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Use this checklist when selecting PV fuses:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Electrical Requirements<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Voltage rating \u2265 system maximum voltage<\/li>\n\n\n\n<li>Current rating within NEC 690.9 limits (I_sc \u00d7 1.25 max)<\/li>\n\n\n\n<li>Breaking capacity \u2265 available fault current<\/li>\n\n\n\n<li>DC-rated (not AC)<\/li>\n\n\n\n<li>gPV class or equivalent<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Environmental Requirements<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Temperature range matches installation environment<\/li>\n\n\n\n<li>Temperature derating applied<\/li>\n\n\n\n<li>UV resistant (if exposed to sunlight)<\/li>\n\n\n\n<li>Suitable for outdoor use (if applicable)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Mechanical Requirements<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Correct form factor (10&#215;38, 14&#215;51, etc.)<\/li>\n\n\n\n<li>Compatible with fuse holder<\/li>\n\n\n\n<li>Size fits in enclosure<\/li>\n\n\n\n<li>Vibration resistance (if applicable)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Certification and Compliance<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>UL 248-19 certified (or equivalent)<\/li>\n\n\n\n<li>NEC compliant<\/li>\n\n\n\n<li>Listed for PV applications<\/li>\n\n\n\n<li>Appropriate marking and documentation<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">System-Level Considerations<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Coordination with upstream\/downstream devices<\/li>\n\n\n\n<li>Accessibility for replacement<\/li>\n\n\n\n<li>Spare fuse availability<\/li>\n\n\n\n<li>Cost-effectiveness<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Frequently Asked Questions (FAQ)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1: Why can&#8217;t I just use a regular fuse in my solar system?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: Regular fuses are designed for AC systems and may not reliably interrupt DC arcs, especially at the lower fault currents typical of PV systems. <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV-specific fuses<\/a> (gPV class, UL 248-19) are optimized for DC interruption and low-fault-current operation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2: What&#8217;s the difference between gPV and aR fuses?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">gPV fuses<\/a><\/strong> (UL 248-19): Full-range protection (both overload and short-circuit), designed specifically for PV systems. Used for string and array protection.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/essfuse.com\/hi\/common-expressions-for-fuses\/\">aR fuses<\/a><\/strong> (UL 248-13): Short-circuit protection only, designed for semiconductor protection. Used in inverters and power electronics.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For string-level PV protection, you need <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">gPV fuses<\/a>, not <a href=\"https:\/\/essfuse.com\/hi\/difference-between-gg-gr-am-ar-gpv-gbat-fuses\/\">aR fuses<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3: How do I know if my fuse is rated for DC?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: Check the fuse marking or datasheet. DC-rated fuses will clearly indicate their DC voltage rating. If only AC voltage is listed, the fuse is NOT suitable for DC applications. Look for &#8220;DC&#8221; or &#8220;gPV&#8221; markings.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4: Can I use a 1000V fuse in a 1500V system?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: No. Never use a fuse with a voltage rating lower than the system voltage. A fuse with insufficient voltage rating may fail to safely interrupt a fault, potentially causing a fire or equipment damage. Always match or exceed the system voltage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5: What happens if I use a fuse that&#8217;s too big?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: An oversized fuse may not operate during a fault condition, allowing excessive current to flow through the system. This can damage solar panels, overheat wiring, and create fire hazards. Always follow NEC 690.9 maximum sizing guidelines.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6: What happens if I use a fuse that&#8217;s too small?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: An undersized fuse may nuisance-trip during normal operation, especially on hot days or during high irradiance conditions. This reduces system availability and energy production.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7: Do I need fuses on both positive and negative poles?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: It depends on the system configuration and local code requirements. In many systems, fusing on the positive pole only is sufficient. However, some systems (especially those with ground-fault detection requirements) may require fusing on both poles. Consult NEC 690 and local codes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q8: How often should PV fuses be replaced?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: Under normal conditions, <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV fuses<\/a> can last for 10-20 years or more. They should be replaced if:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>They have operated (blown) due to a fault<\/li>\n\n\n\n<li>They show signs of damage, discoloration, or corrosion<\/li>\n\n\n\n<li>They are past their rated life expectancy (if specified)<\/li>\n\n\n\n<li>After a major lightning strike or surge event<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">9: Can I replace a blown PV fuse with a regular fuse temporarily?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>: No. Never replace a PV fuse with a non-PV-rated fuse, even temporarily. Using the wrong type of fuse can create a safety hazard and may violate electrical codes. Always use the correct type and rating of fuse.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">10: What&#8217;s the difference between a fuse and a circuit breaker in PV systems?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fuses<\/strong>: One-time use, faster operation, better at interrupting DC arcs, lower cost, but require replacement after operation<\/li>\n\n\n\n<li><strong>Circuit breakers<\/strong>: Resettable, more convenient, but generally slower and may not interrupt DC faults as effectively<\/li>\n\n\n\n<li><strong>Recommendation<\/strong>: Use fuses for string-level and array-level protection where speed and DC interruption are critical. Use breakers for disconnecting and general circuit protection where resettability is important.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u0928\u093f\u0937\u094d\u0915\u0930\u094d\u0937<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Proper<a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\"> PV fuse<\/a> sizing is essential for the safe and reliable operation of solar photovoltaic systems. By following the guidelines in this article \u2014 including NEC requirements, temperature derating, and proper coordination \u2014 you can ensure your system is adequately protected.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Key takeaways<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">gPV class fuses<\/a> certified to UL 248-19<\/li>\n\n\n\n<li>Maximum fuse size = <strong>I_sc \u00d7 1.25<\/strong> (NEC 690.9)<\/li>\n\n\n\n<li>Always apply <strong>temperature derating<\/strong> for outdoor installations<\/li>\n\n\n\n<li>Ensure proper <strong>coordination<\/strong> between protection levels<\/li>\n\n\n\n<li>Verify <strong>DC voltage rating<\/strong> matches the system<\/li>\n\n\n\n<li>Consider <strong>bifacial gain<\/strong> and other site-specific factors<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">EssFuse PV Fuses<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">EssFuse offers a complete line of UL 248-19 certified gPV photovoltaic fuses for solar PV systems:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Voltage ratings<\/strong>: 1000V DC and 1500V DC<\/li>\n\n\n\n<li><strong>Current ratings<\/strong>: 2A to 63A (string level), up to 630A+ (array level)<\/li>\n\n\n\n<li><strong>Form factors<\/strong>: 10x38mm, 14x51mm, 22x58mm, NH type<\/li>\n\n\n\n<li><strong>Breaking capacity<\/strong>: Up to 50kA DC<\/li>\n\n\n\n<li><strong>Temperature range<\/strong>: -40\u00b0C to +85\u00b0C<\/li>\n\n\n\n<li><strong>Certifications<\/strong>: UL 248-19, IEC 60269-6, CE, RoHS<\/li>\n\n\n\n<li><strong>High cycling capability<\/strong> for long service life<\/li>\n\n\n\n<li><strong>Low power loss<\/strong> for improved system efficiency<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Whether you&#8217;re designing a small residential system or a utility-scale solar farm, <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">\u090f\u0938\u092b\u094d\u092f\u0942\u091c<\/a> has the right <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">PV fuse<\/a> for your application. <strong>Contact our technical team<\/strong> for personalized sizing assistance and product recommendations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">\u092a\u0940\u0935\u0940 \u092b\u094d\u092f\u0942\u091c<\/a>  <a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">https:\/\/essfuse.com\/product-category\/photovoltaic-fuse<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">gPV fuses<\/a><\/strong><a href=\"https:\/\/essfuse.com\/hi\/product-category\/photovoltaic-fuse\/\">  https:\/\/essfuse.com\/product-category\/photovoltaic-fuse\/<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/essfuse.com\/hi\/product\/h22f07-ar-semiconductor-fuse-25a-100a-690v-700v\/\">aR fuses<\/a><\/strong> <a href=\"https:\/\/essfuse.com\/hi\/product\/h22f07-ar-semiconductor-fuse-25a-100a-690v-700v\/\">https:\/\/essfuse.com\/product\/h22f07-ar-semiconductor-fuse-25a-100a-690v-700v\/<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>PV Fuse Sizing Guide: How to Choose the Right Fuse for Solar Array Introductio Selecting the correct fuse size for<\/p>","protected":false},"author":16,"featured_media":15370,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[158],"tags":[],"class_list":["post-14164","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-essfuse-news-fuse-industry-insights"],"_links":{"self":[{"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/posts\/14164","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/comments?post=14164"}],"version-history":[{"count":4,"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/posts\/14164\/revisions"}],"predecessor-version":[{"id":14192,"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/posts\/14164\/revisions\/14192"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/media\/15370"}],"wp:attachment":[{"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/media?parent=14164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/categories?post=14164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/essfuse.com\/hi\/wp-json\/wp\/v2\/tags?post=14164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}