{"product_id":"fuse-amp-trap-r-600v-900a-time-delay-class-l-a4by-series","title":"Fuse Amp-Trap® 600V 900A Time-Delay Class L A4BY Series","description":"\u003ch2\u003eFuse Amp-Trap® 600V 900A Time-Delay Class L A4BY Series\u003c\/h2\u003e\n\n\u003cp\u003eThe Fuse Amp-Trap® A4BY Series is a Class L time-delay fuse designed for protecting service entrance equipment, feeder circuits, and circuit breakers. It is suitable for use in mains feeders, load centers, panelboards, switchboards, and metering centers. This fuse is a 100% rated device, capable of continuous current operation up to its ampere rating, with a 4-second minimum time delay at 500% rating to allow normal current surges and coordination with ground fault relays. It is a reliable component for electrical distributors and switchgear suppliers requiring robust protection solutions.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAmperage Rating: 900 A\u003c\/li\u003e\n  \u003cli\u003eVoltage Rating: 600 VAC, 300 VDC\u003c\/li\u003e\n  \u003cli\u003eInterrupt Rating: 200 kA\u003c\/li\u003e\n  \u003cli\u003eFuse Class: Class L\u003c\/li\u003e\n  \u003cli\u003eConnection Type: Blade\u003c\/li\u003e\n  \u003cli\u003eMounting Type: Bolted\u003c\/li\u003e\n  \u003cli\u003eDimensions (L x W x H): 10.75 in x 2.5 in x 2.5 in\u003c\/li\u003e\n  \u003cli\u003eDiameter: 2.5 inches\u003c\/li\u003e\n  \u003cli\u003eProduct Weight: 4.28 lbs\u003c\/li\u003e\n  \u003cli\u003eInsulation Material: Glass Melamine (GMG)\u003c\/li\u003e\n  \u003cli\u003eManufacturer: Mersen\u003c\/li\u003e\n  \u003cli\u003eManufacturer Part Number: A4BY900\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCurrent-limiting design for enhanced circuit protection\u003c\/li\u003e\n  \u003cli\u003e4-second minimum time delay at 500% rating to pass normal surges\u003c\/li\u003e\n  \u003cli\u003eUnique dimensions prevent replacement by other fuse classes\u003c\/li\u003e\n  \u003cli\u003eBlade stamped catalog numbers for permanent identification\u003c\/li\u003e\n  \u003cli\u003eGlass melamine body and plated terminals ensure reliability in harsh environments\u003c\/li\u003e\n  \u003cli\u003eUniform characteristics across all ampere ratings\u003c\/li\u003e\n  \u003cli\u003eUL listed and CSA certified for safety compliance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDownloads \u0026amp; Links\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/media.distributordatasolutions.com\/mersen\/2021q1\/documents\/31b2b1e7ac269488134aff9115ae3dd4e809ed5b.pdf?did=4169\u0026amp;pid=403511\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec Sheet\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/media.distributordatasolutions.com\/mersen\/2021q1\/documents\/1a7554e25913a5959d6828cae9cecdf365babb61.pdf?did=4169\u0026amp;pid=403511\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCurves 1\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/media.distributordatasolutions.com\/mersen\/2021q1\/documents\/a5b3c1e6f8908bd7378bcf99ccdb3a686d284cfe.pdf?did=4169\u0026amp;pid=403511\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec Sheet FR\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/media.distributordatasolutions.com\/mersen\/2021q1\/documents\/d4c1d505d50b00867766fc5012ee3f52df1cc999.pdf?did=4169\u0026amp;pid=403511\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDrawings\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/media.distributordatasolutions.com\/mersen\/2021q1\/documents\/1a2f877f363cb973a53a58e7151167469ddba921.pdf?did=4169\u0026amp;pid=403511\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eCurves 2\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mersen","offers":[{"title":"Default Title","offer_id":46093083640033,"sku":"194894","price":802.11,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/9625\/4433\/files\/194894_image1_ae6a558a-739b-4d06-b2ae-408e262585de.jpg?v=1787827348","url":"https:\/\/ulegroup.com\/products\/fuse-amp-trap-r-600v-900a-time-delay-class-l-a4by-series","provider":"ULE Group","version":"1.0","type":"link"}