{"product_id":"mersen-a4bq1000-class-l-time-delay-fuse-1000a-600vac-500vdc-amp-trap-2000®-blade-fuse","title":"Mersen A4BQ1000 Class L Time-Delay Fuse – 1000A – 600VAC\/500VDC – Amp-Trap 2000® Blade Fuse","description":"\u003cp data-start=\"117\" data-end=\"712\"\u003eThe Mersen A4BQ1000 is a high-capacity Amp-Trap 2000® Class L time-delay fuse engineered for heavy-duty industrial and commercial power distribution systems. Rated at 1000 Amps, this current-limiting fuse provides time-delay performance to safely handle motor starting currents and transformer inrush while delivering strong short-circuit protection. With voltage ratings of 600VAC and 500VDC, it is designed for main feeder protection, service entrance equipment, and high-energy electrical distribution systems requiring reliable coordination and high interrupting capacity.\u003c\/p\u003e\n\u003ch3 data-section-id=\"yc43s8\" data-start=\"714\" data-end=\"736\"\u003eVoltage and Rating\u003c\/h3\u003e\n\u003cul data-start=\"738\" data-end=\"895\"\u003e\n\u003cli data-section-id=\"1od7yt\" data-start=\"738\" data-end=\"767\"\u003eCurrent Rating: 1000 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1jrwfrt\" data-start=\"768\" data-end=\"803\"\u003eVoltage Rating: 600VAC \/ 500VDC\u003c\/li\u003e\n\u003cli data-section-id=\"12sfb1r\" data-start=\"804\" data-end=\"827\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"lh2u8s\" data-start=\"828\" data-end=\"851\"\u003eFuse Class: Class L\u003c\/li\u003e\n\u003cli data-section-id=\"1uahc1k\" data-start=\"852\" data-end=\"895\"\u003eFuse Type: Time-Delay, Current-Limiting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"897\" data-end=\"919\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"921\" data-end=\"1167\"\u003e\n\u003cli data-section-id=\"1auomsb\" data-start=\"921\" data-end=\"960\"\u003eProduct Type: Industrial Power Fuse\u003c\/li\u003e\n\u003cli data-section-id=\"1n6zvlu\" data-start=\"961\" data-end=\"992\"\u003eSeries: Amp-Trap 2000® A4BQ\u003c\/li\u003e\n\u003cli data-section-id=\"1rsrgp2\" data-start=\"993\" data-end=\"1018\"\u003ePart Number: A4BQ1000\u003c\/li\u003e\n\u003cli data-section-id=\"1rqx052\" data-start=\"1019\" data-end=\"1060\"\u003eManufacturer: Mersen \/ Ferraz Shawmut\u003c\/li\u003e\n\u003cli data-section-id=\"jpwrkx\" data-start=\"1061\" data-end=\"1086\"\u003eMounting Style: Blade\u003c\/li\u003e\n\u003cli data-section-id=\"1ucz7pe\" data-start=\"1087\" data-end=\"1141\"\u003eTime-Delay Capability: Yes (motor\/inrush tolerant)\u003c\/li\u003e\n\u003cli data-section-id=\"1ozdgpy\" data-start=\"1142\" data-end=\"1167\"\u003eCurrent Limiting: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1169\" data-end=\"1197\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1199\" data-end=\"1642\"\u003e\n\u003cli data-section-id=\"1qu4uul\" data-start=\"1199\" data-end=\"1260\"\u003eProtection Type: Overcurrent and short-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"1uvxw41\" data-start=\"1261\" data-end=\"1375\"\u003eApplication Suitability: Main electrical service, feeders, transformers, large motors, and distribution panels\u003c\/li\u003e\n\u003cli data-section-id=\"12ak1uj\" data-start=\"1376\" data-end=\"1456\"\u003eCoordination Type: Selective coordination with downstream protection devices\u003c\/li\u003e\n\u003cli data-section-id=\"1qife53\" data-start=\"1457\" data-end=\"1560\"\u003eConstruction Features: High interrupting capacity, low let-through energy, robust industrial design\u003c\/li\u003e\n\u003cli data-section-id=\"11u5k1j\" data-start=\"1561\" data-end=\"1642\"\u003eSystem Integration: Designed for high-energy industrial distribution networks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nr5bwx\" data-start=\"1644\" data-end=\"1671\"\u003eStandards and Approvals\u003c\/h3\u003e\n\u003cul data-start=\"1673\" data-end=\"1782\"\u003e\n\u003cli data-section-id=\"11a7gqd\" data-start=\"1673\" data-end=\"1686\"\u003eUL Listed\u003c\/li\u003e\n\u003cli data-section-id=\"1ygh62h\" data-start=\"1687\" data-end=\"1704\"\u003eCSA Certified\u003c\/li\u003e\n\u003cli data-section-id=\"d3ly64\" data-start=\"1705\" data-end=\"1782\"\u003eConforms to Class L fuse requirements for high-current protection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"1784\" data-end=\"1800\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"1802\" data-end=\"1922\"\u003e\n\u003cli data-section-id=\"1rqx052\" data-start=\"1802\" data-end=\"1843\"\u003eManufacturer: Mersen \/ Ferraz Shawmut\u003c\/li\u003e\n\u003cli data-section-id=\"8n4nj8\" data-start=\"1844\" data-end=\"1870\"\u003eSeries: Amp-Trap 2000®\u003c\/li\u003e\n\u003cli data-section-id=\"1rsrgp2\" data-start=\"1871\" data-end=\"1896\"\u003ePart Number: A4BQ1000\u003c\/li\u003e\n\u003cli data-section-id=\"1t8lx6a\" data-start=\"1897\" data-end=\"1922\"\u003eEAN\/UPC: 782001939380\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1924\" data-end=\"1940\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1942\" data-end=\"2260\"\u003e\n\u003cli data-section-id=\"13a53sk\" data-start=\"1942\" data-end=\"1980\"\u003eMain electrical service protection\u003c\/li\u003e\n\u003cli data-section-id=\"1g63lej\" data-start=\"1981\" data-end=\"2022\"\u003eIndustrial power distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"1ytptcq\" data-start=\"2023\" data-end=\"2049\"\u003eLarge motor protection\u003c\/li\u003e\n\u003cli data-section-id=\"13cmzo7\" data-start=\"2050\" data-end=\"2076\"\u003eTransformer protection\u003c\/li\u003e\n\u003cli data-section-id=\"1qwmxre\" data-start=\"2077\" data-end=\"2106\"\u003eFeeder circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"1vt4f0k\" data-start=\"2107\" data-end=\"2149\"\u003eCommercial and industrial switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"1dnskyy\" data-start=\"2150\" data-end=\"2191\"\u003eCritical infrastructure power systems\u003c\/li\u003e\n\u003cli data-section-id=\"1vnrfac\" data-start=\"2192\" data-end=\"2227\"\u003eHigh fault current environments\u003c\/li\u003e\n\u003cli data-section-id=\"1whm6k6\" data-start=\"2228\" data-end=\"2260\"\u003eHeavy-duty electrical panels\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mersen","offers":[{"title":"NEW","offer_id":48493770703097,"sku":"A4BQ1000","price":795.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/PHP-A4BQ1000-Mersen-TIMG_jpg.webp?v=1780833076","url":"https:\/\/mycircuitbreakers.com\/products\/mersen-a4bq1000-class-l-time-delay-fuse-1000a-600vac-500vdc-amp-trap-2000%c2%ae-blade-fuse","provider":"My Circuit Breakers","version":"1.0","type":"link"}