{"id":21602,"date":"2026-11-11T11:31:21","date_gmt":"2026-11-11T03:31:21","guid":{"rendered":"https:\/\/www.wehopower.com\/news\/hlg-600-24-led-connector-contact-loss\/"},"modified":"2026-11-11T11:31:21","modified_gmt":"2026-11-11T03:31:21","slug":"hlg-600-24-led-connector-contact-loss","status":"publish","type":"news","link":"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/","title":{"rendered":"HLG-600-24 LED Branch Connectors: Check Drop and Local Heating"},"content":{"rendered":"<div class=\"weho-blog\">\n<p><strong>Key Engineering Takeaways<\/strong><\/p>\n<ul>\n<li>Evaluate each LED branch connector at the current it actually carries, with its selected contacts, cable and enclosure conditions.<\/li>\n<li>Contact loss is localized: P = I\u00b2R does not predict a connector\u2019s temperature without thermal evidence.<\/li>\n<li>HLG-600-24 is listed at 24 V, 25 A and 600 W; its output rating does not approve downstream connectors or branch protection.<\/li>\n<li>Retain voltage-drop, temperature and mechanical evidence for the same connection configuration rather than approving a connector from its headline current rating alone.<\/li>\n<\/ul>\n<figure class=\"article-figure hero\" data-asset=\"hero\"><a class=\"product-image-link\" href=\"https:\/\/www.wehopower.com\/pl\/product\/hlg-600-waterproof-ip67-ac-to-dc-led-driver-with-pfc\/\" aria-label=\"HLG-600-24 details\"><img fetchpriority=\"high\" src=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/11\/hlg-600-24-led-connector-layout.avif\" alt=\"HLG-600-24 LED Branch Connectors: Check Drop and Local Heating  title=\" width=\"1200\" height=\"675\" loading=\"eager\" decoding=\"async\" hlg-600-24 led branch connectors: check drop and local heating title =\"\"><\/a><figcaption>AI-assisted LED equipment illustration with the original HLG-600-24 product and fixed leads retained. Visible flange fasteners and cable routing provide assembly context; this is not a customer installation, operating test or connector temperature\/rating qualification. <a href=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/11\/hlg-600-24-official-dimension-original.jpg\" target=\"_blank\" rel=\"noopener\">View original-resolution image<\/a><\/figcaption><\/figure>\n<nav class=\"table-of-contents\" aria-label=\"Article contents\">\n<details open>\n<summary>On this page<\/summary>\n<ol>\n<li><a href=\"#why-can-a-connector-matter-when-the-driver-has-sufficient-power\">Why can a connector matter when the driver has sufficient power?<\/a><\/li>\n<li><a href=\"#what-resistance-belongs-in-the-connector-calculation\">What resistance belongs in the connector calculation?<\/a><\/li>\n<li><a href=\"#how-do-two-otherwise-similar-branch-connections-compare\">How do two otherwise similar branch connections compare?<\/a><\/li>\n<li><a href=\"#why-does-a-current-rating-need-the-complete-assembly-context\">Why does a current rating need the complete assembly context?<\/a><\/li>\n<li><a href=\"#how-should-the-connector-qualification-record-be-built\">How should the connector qualification record be built?<\/a><\/li>\n<li><a href=\"#what-should-accompany-a-connection-system-enquiry\">What should accompany a connection-system enquiry?<\/a><\/li>\n<li><a href=\"#engineering-faq\">Engineering FAQ<\/a><\/li>\n<\/ol>\n<\/details>\n<\/nav>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Spis tre\u015bci<\/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=\"Prze\u0142\u0105cznik Spisu Tre\u015bci\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">D\u017awignia kolankowa<\/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:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#Why_can_a_connector_matter_when_the_driver_has_sufficient_power\" >Why can a connector matter when the driver has sufficient power?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#What_resistance_belongs_in_the_connector_calculation\" >What resistance belongs in the connector calculation?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#How_do_two_otherwise_similar_branch_connections_compare\" >How do two otherwise similar branch connections compare?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#Why_does_a_current_rating_need_the_complete_assembly_context\" >Why does a current rating need the complete assembly context?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#How_should_the_connector_qualification_record_be_built\" >How should the connector qualification record be built?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#What_should_accompany_a_connection-system_enquiry\" >What should accompany a connection-system enquiry?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#Engineering_FAQ\" >Engineering FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#Does_a_25_A_supply_rating_make_every_branch_connector_suitable_for_25_A\" >Does a 25 A supply rating make every branch connector suitable for 25 A?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#Does_four_times_the_contact_loss_mean_four_times_the_temperature_rise\" >Does four times the contact loss mean four times the temperature rise?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#Should_both_positive_and_return_contacts_be_included\" >Should both positive and return contacts be included?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.wehopower.com\/pl\/news\/hlg-600-24-led-connector-contact-loss\/#Can_a_larger_driver_fix_a_poor_connector_contact\" >Can a larger driver fix a poor connector contact?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 id=\"why-can-a-connector-matter-when-the-driver-has-sufficient-power\"><span class=\"ez-toc-section\" id=\"Why_can_a_connector_matter_when_the_driver_has_sufficient_power\"><\/span>Why can a connector matter when the driver has sufficient power?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A driver can satisfy the source-side current requirement while one downstream connection introduces unacceptable voltage loss or localized heating. For a lighting-system OEM, the relevant decision is whether the complete connection assembly is suitable for its actual branch duty and installation conditions.<\/p>\n<p>The <a href=\"https:\/\/www.wehopower.com\/pl\/product\/hlg-600-waterproof-ip67-ac-to-dc-led-driver-with-pfc\/\">HLG-600-24 product and output reference<\/a> identifies a listed 24 V, 25 A, 600 W source. Those ratings describe the supply under its applicable conditions. They do not assign 25 A capability to a connector, a small branch conductor or an arbitrary wiring arrangement.<\/p>\n<p>This article isolates the connector decision. It does not select a branch fuse, prescribe a termination method or calculate a universal maximum LED-cable distance. The numerical comparisons are hypothetical engineering examples rather than measured driver or connector performance.<\/p>\n<h2 id=\"what-resistance-belongs-in-the-connector-calculation\"><span class=\"ez-toc-section\" id=\"What_resistance_belongs_in_the_connector_calculation\"><\/span>What resistance belongs in the connector calculation?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Use the resistance of the actual current path through the connection being evaluated. For a two-conductor DC branch, the outgoing and return contacts both contribute to the complete loop. State whether a quoted resistance represents one contact, one pole, a complete mated interface or a measured multi-element assembly.<\/p>\n<p>The term \u201cconnector resistance\u201d is otherwise ambiguous. A test lead, crimp, terminal, solder joint or cable segment may be included in a measurement depending on where the probes are placed. Define the measurement boundaries before comparing results, and keep conductor loss separate when it has already been calculated elsewhere.<\/p>\n<p>For a steady current I and a defined contact resistance R, voltage drop is \u0394V = I \u00d7 R and dissipated power is P = I\u00b2 \u00d7 R. These expressions describe electrical loss at the stated operating point. They do not establish a material limit, temperature-rise criterion or environmental rating.<\/p>\n<p>Resistance can depend on contact condition, assembly, current and temperature. Use the selected connector\u2019s applicable information and representative evidence rather than assuming a single room-temperature resistance remains fixed throughout service. A catalog\u2019s maximum or typical value also needs its stated test method and conditions.<\/p>\n<figure class=\"article-figure product\" data-asset=\"product\"><a class=\"product-image-link\" href=\"https:\/\/www.wehopower.com\/pl\/product\/hlg-600-waterproof-ip67-ac-to-dc-led-driver-with-pfc\/\" aria-label=\"HLG-600-24 details\"><img loading=\"lazy\" src=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/11\/hlg-600-24-product-reference.webp\" alt=\"HLG-600-24 LED Branch Connectors: Check Drop and Local Heating  title=\" width=\"800\" height=\"800\" decoding=\"async\" hlg-600-24 led branch connectors: check drop and local heating title =\"\"><\/a><figcaption>Authorized product identity reference from the existing WEHO image library. Original product, fixed leads, labels and dimension annotations are retained; this is not a connector qualification result. <a href=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/11\/hlg-600-24-official-dimension-original.jpg\" target=\"_blank\" rel=\"noopener\">View original-resolution image<\/a><\/figcaption><\/figure>\n<h2 id=\"how-do-two-otherwise-similar-branch-connections-compare\"><span class=\"ez-toc-section\" id=\"How_do_two_otherwise_similar_branch_connections_compare\"><\/span>How do two otherwise similar branch connections compare?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Compare connections at the same branch current and with clearly defined electrical boundaries. The following <strong>Hypothetical Connector-Loss Example<\/strong> assumes a 5.0 A steady branch. The resistance values apply to the combined outgoing and return contacts of one defined mated interface; cable resistance is excluded from this table.<\/p>\n<p>Assume Option A has 0.020 \u03a9 combined contact resistance and Option B has 0.080 \u03a9 under the selected comparison condition. Neither value is a WEHO connector specification, a test result or a recommended acceptance limit.<\/p>\n<div class=\"table-scroll\" tabindex=\"0\" role=\"region\" aria-label=\"Scrollable engineering table\">\n<table>\n<thead>\n<tr>\n<th scope=\"col\">Quantity<\/th>\n<th scope=\"col\">Option A<\/th>\n<th scope=\"col\">Option B<\/th>\n<th scope=\"col\">Interpretation<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Branch current<\/td>\n<td>5.0 A<\/td>\n<td>5.0 A<\/td>\n<td>Same assumed current in the complete contact loop<\/td>\n<\/tr>\n<tr>\n<td>Combined contact resistance<\/td>\n<td>0.020 \u03a9<\/td>\n<td>0.080 \u03a9<\/td>\n<td>Outgoing plus return contacts; not one contact each<\/td>\n<\/tr>\n<tr>\n<td>Contact-loop drop<\/td>\n<td>5.0 \u00d7 0.020 = 0.10 V<\/td>\n<td>5.0 \u00d7 0.080 = 0.40 V<\/td>\n<td>Fourfold voltage loss at the same current<\/td>\n<\/tr>\n<tr>\n<td>Contact-loop dissipation<\/td>\n<td>5.0\u00b2 \u00d7 0.020 = 0.50 W<\/td>\n<td>5.0\u00b2 \u00d7 0.080 = 2.00 W<\/td>\n<td>Fourfold electrical heating power, not fourfold temperature rise<\/td>\n<\/tr>\n<tr>\n<td>Percentage of assumed 24 V source<\/td>\n<td>0.10 \u00f7 24 \u00d7 100 = 0.42%<\/td>\n<td>0.40 \u00f7 24 \u00d7 100 = 1.67%<\/td>\n<td>Connector contribution only, excluding the remaining branch<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>The larger loss can be significant even when the branch remains below the driver\u2019s total output rating. However, neither option receives approval from these calculations alone. Actual contact and housing temperatures depend on how heat leaves the contacts, the surrounding enclosure, nearby heat sources and the assembly\u2019s permitted limits.<\/p>\n<p>The current relationship also matters. If Option A\u2019s assumed resistance remained 0.020 \u03a9 and current increased from 5.0 A to 10.0 A, calculated drop would double to 0.20 V while calculated dissipation would rise to 2.00 W. That is a conditional arithmetic comparison, not evidence that Option A is rated for 10 A.<\/p>\n<p>Do not multiply one branch\u2019s current across every connector in a distribution system. A common feeder connector can carry several simultaneous branch currents, while a connector after the split carries its own branch current. Identify that position before assigning the value of I to the calculation.<\/p>\n<figure class=\"article-figure technical\" data-asset=\"technical\">\n<div class=\"diagram-scroll\" tabindex=\"0\" role=\"region\" aria-label=\"Scrollable engineering diagram\"><img loading=\"lazy\" src=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/11\/hlg-600-24-engineering-model.svg\" alt=\"HLG-600-24 LED Branch Connectors: Check Drop and Local Heating  title=\" width=\"1200\" height=\"900\" decoding=\"async\" hlg-600-24 led branch connectors: check drop and local heating title =\"\"><\/div><figcaption>Conceptual Engineering Diagram. Original calculation using the explicit hypothetical inputs in the article; not manufacturer performance, a measured waveform or a validated installation. <a href=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/11\/hlg-600-24-engineering-model.svg\" target=\"_blank\" rel=\"noopener\">Open full-size diagram<\/a><\/figcaption><p class=\"figure-help\">Swipe horizontally on a small screen, or open the full-size diagram.<\/p>\n<\/figure>\n<h2 id=\"why-does-a-current-rating-need-the-complete-assembly-context\"><span class=\"ez-toc-section\" id=\"Why_does_a_current_rating_need_the_complete_assembly_context\"><\/span>Why does a current rating need the complete assembly context?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A connector\u2019s usable current depends on the conditions attached to its applicable rating and the selected assembly. Confirm the actual contact, housing, pole count, conductor and termination configuration rather than transferring a number from a different member of the same connector family.<\/p>\n<p>The <a href=\"https:\/\/www.wehopower.com\/pl\/product\/hlg-600-waterproof-ip67-ac-to-dc-led-driver-with-pfc\/\">HLG-600-24 documented source configuration<\/a> does not close that downstream review. The supply\u2019s fixed lead, a splice, a branch connector and the luminaire input each have their own identity and requirements. Keep the relevant component documents tied to the wiring revision.<\/p>\n<div class=\"table-scroll\" tabindex=\"0\" role=\"region\" aria-label=\"Scrollable engineering table\">\n<table>\n<thead>\n<tr>\n<th scope=\"col\">Evidence group<\/th>\n<th scope=\"col\">What to identify<\/th>\n<th scope=\"col\">What the review should establish<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Current and thermal conditions<\/td>\n<td>Actual duty, simultaneous currents, ambient and neighboring heat<\/td>\n<td>Applicable component limits and representative temperature evidence<\/td>\n<\/tr>\n<tr>\n<td>Contact and termination<\/td>\n<td>Exact part numbers, conductor, preparation and assembly method<\/td>\n<td>Instructions followed and the intended configuration inspected<\/td>\n<\/tr>\n<tr>\n<td>Electrical-loss boundary<\/td>\n<td>Probe locations, included contacts and excluded conductor portions<\/td>\n<td>Drop and resistance figures are comparable and not double-counted<\/td>\n<\/tr>\n<tr>\n<td>Mechanical and exposure conditions<\/td>\n<td>Retention, strain management, mating state and exposure<\/td>\n<td>Connection remains suitable through the defined handling and service conditions<\/td>\n<\/tr>\n<tr>\n<td>Equipment protection<\/td>\n<td>Branch wiring and protective arrangement<\/td>\n<td>Equipment design protects the actual downstream circuit; supply wattage is insufficient evidence<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Environmental protection remains a separate boundary. A supply\u2019s IP marking does not automatically protect its cut leads or an added connector. A connector\u2019s protection may also depend on the exact mating state, seals, cable selection and assembly. Verify the intended configuration instead of copying the driver\u2019s housing marking into the harness drawing.<\/p>\n<h2 id=\"how-should-the-connector-qualification-record-be-built\"><span class=\"ez-toc-section\" id=\"How_should_the_connector_qualification_record_be_built\"><\/span>How should the connector qualification record be built?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Build the record around the same connection assembly, defined test conditions and acceptance criteria. Obtain the relevant component limits before testing. An observation such as \u201cit feels warm\u201d cannot replace a documented temperature measurement or an applicable criterion.<\/p>\n<ol>\n<li><strong>Identify the connection under review.<\/strong> Record both mating halves, contact parts, conductor and termination method. Capture the supply, branch and wiring revisions so the result cannot be transferred silently to another build.<\/li>\n<li><strong>Define the electrical duty.<\/strong> Record the relevant steady and changing currents, shared-feed combinations and ambient conditions. State which observations are requirements, assumptions or measured operating values.<\/li>\n<li><strong>Define measurement boundaries.<\/strong> Mark where voltage is measured and which contacts or joints the result includes. Use a suitable qualified method; do not infer a small contact drop from unrelated instrument readings or undocumented probe locations.<\/li>\n<li><strong>Evaluate temperature separately.<\/strong> Record the measurement locations, ambient reference, assembly state and operating duration required by the test plan. Compare with the applicable component limits; do not calculate degrees of temperature rise directly from watts without a validated thermal model.<\/li>\n<li><strong>Check repeatability and changes.<\/strong> Retain inspection and test evidence for the defined assembly. Reassess affected conditions after a connector substitution, conductor change, enclosure revision or duty change rather than inheriting an unrelated pass.<\/li>\n<\/ol>\n<p>Perform electrical and mechanical test work through the equipment\u2019s appropriate procedures and qualified personnel. The calculations here are a design screen, not instructions to disturb an energized connection or bypass protective measures during diagnosis.<\/p>\n<p>A localized connector finding should lead to a configuration-specific correction and retest. It should not automatically become an instruction to increase the supply voltage or fit a larger driver. Those changes can affect other loads while leaving the underlying termination or contact problem unresolved.<\/p>\n<h2 id=\"what-should-accompany-a-connection-system-enquiry\"><span class=\"ez-toc-section\" id=\"What_should_accompany_a_connection-system_enquiry\"><\/span>What should accompany a connection-system enquiry?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.wehopower.com\/pl\/contact\/\">Send WEHO the branch and connector arrangement<\/a> with the exact supply model, currents, connector parts, conductor selection and installation conditions. Include the defined measurement points, observed voltage loss or temperature data, and the relevant assembly revision. Ask for the applicable interface information without assuming that a driver supplier has approved an unspecified downstream connector.<\/p>\n<h2 id=\"engineering-faq\"><span class=\"ez-toc-section\" id=\"Engineering_FAQ\"><\/span>Engineering FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 id=\"does-a-25-a-supply-rating-make-every-branch-connector-suitable-for-25-a\"><span class=\"ez-toc-section\" id=\"Does_a_25_A_supply_rating_make_every_branch_connector_suitable_for_25_A\"><\/span>Does a 25 A supply rating make every branch connector suitable for 25 A?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. The supply rating does not establish a downstream connector\u2019s current capability or protect every branch conductor. Evaluate the actual connector assembly, its operating conditions and the equipment\u2019s protective arrangement independently.<\/p>\n<h3 id=\"does-four-times-the-contact-loss-mean-four-times-the-temperature-rise\"><span class=\"ez-toc-section\" id=\"Does_four_times_the_contact_loss_mean_four_times_the_temperature_rise\"><\/span>Does four times the contact loss mean four times the temperature rise?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. Four times I\u00b2R loss is four times the calculated electrical dissipation under the stated assumptions. Temperature rise also depends on the assembly\u2019s heat paths and conditions, so it needs applicable thermal evidence or a validated thermal model.<\/p>\n<h3 id=\"should-both-positive-and-return-contacts-be-included\"><span class=\"ez-toc-section\" id=\"Should_both_positive_and_return_contacts_be_included\"><\/span>Should both positive and return contacts be included?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yes, when evaluating the complete two-conductor connection loop. State the boundary and include each contributing series contact once. Do not double a value that already represents the combined outgoing and return path.<\/p>\n<h3 id=\"can-a-larger-driver-fix-a-poor-connector-contact\"><span class=\"ez-toc-section\" id=\"Can_a_larger_driver_fix_a_poor_connector_contact\"><\/span>Can a larger driver fix a poor connector contact?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A larger driver does not establish a correction for excessive contact resistance, poor termination or an unsuitable connector assembly. Identify and correct the actual connection problem, then recheck the affected electrical, thermal and protective conditions.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Review HLG-600-24 LED branch connectors with contact-drop and I\u00b2R examples. Separate loss from temperature rise and send WEHO your connection arrangement.<\/p>","protected":false},"author":2,"featured_media":21589,"parent":0,"menu_order":0,"comment_status":"","ping_status":"","template":"","format":"standard","meta":{"_acf_changed":false,"_joinchat":[],"footnotes":""},"news_category":[284],"class_list":["post-21602","news","type-news","status-publish","format-standard","has-post-thumbnail","hentry","news_category-product-articles","entry"],"acf":[],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/news\/21602","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/news"}],"about":[{"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/types\/news"}],"author":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/comments?post=21602"}],"version-history":[{"count":0,"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/news\/21602\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/media\/21589"}],"wp:attachment":[{"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/media?parent=21602"}],"wp:term":[{"taxonomy":"news_category","embeddable":true,"href":"https:\/\/www.wehopower.com\/pl\/wp-json\/wp\/v2\/news_category?post=21602"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}