{"product_id":"surge-arrestor-80ka-2-4-pole-385v-onesto-spd","title":"Surge Arrestor 80kA, 2-4 Pole, 385V | Onesto SPD","description":"\u003cp\u003eThe Onesto BY7-80 Surge Protection Device is a Class II (Type 2) surge arrestor rated at 80kA, designed to protect electrical installations, distribution boards and connected equipment from transient overvoltage caused by lightning strikes and switching surges. It is suitable for commercial and industrial TN and TT power supply networks with a higher lightning exposure risk, and offers a visual pass\/fail status indicator so installers and maintenance teams can check protection status at a glance. Available in 2, 3 and 4 pole configurations at 385V, it is a high-capacity choice for main incoming boards where a strong first line of surge defence is required.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Suitable for main incoming board surge protection on TN\/TT networks with higher lightning exposure, 385V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey specification:\u003c\/strong\u003e 80kA maximum discharge current (Imax), Class II \/ Type 2 SPD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Available in 2, 3 and 4 pole versions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatus indicator:\u003c\/strong\u003e Green\/red indication window shows functional or failed status\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 35mm DIN rail, IP20 enclosure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"color:#2C3892;\"\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e80kA maximum discharge current (8\/20µs) provides a high level of protection for main boards in high-lightning-risk areas\u003c\/li\u003e\n\u003cli\u003eVisual green (functional) \/ red (failed) indication window means the device can be checked without removing it from the DIN rail\u003c\/li\u003e\n\u003cli\u003ePA66 UL94-V0 flame-retardant housing suited to enclosure and distribution board installation\u003c\/li\u003e\n\u003cli\u003eCompact DIN rail mounting saves space in crowded distribution boards\u003c\/li\u003e\n\u003cli\u003eSuitable for TN and TT earthing systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"color:#2C3892;\"\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMain incoming distribution board protection for commercial and industrial sites\u003c\/li\u003e\n\u003cli\u003eFarms, rural properties and elevated structures with high lightning exposure\u003c\/li\u003e\n\u003cli\u003eProtection ahead of downstream 10-40kA SPDs as part of a coordinated (cascaded) surge protection scheme\u003c\/li\u003e\n\u003cli\u003eProtection of sensitive electronic and control equipment against transient overvoltage\u003c\/li\u003e\n\u003cli\u003eCommercial and light industrial installations exposed to switching surges\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"color:#2C3892;\"\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOnesto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBY7-80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType classification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass II \/ Type 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum discharge current (Imax, 8\/20µs)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum continuous operating voltage (Uc)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e385V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePoles available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2P, 3P, 4P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatus indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreen: functional \/ Red: failed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDegree of protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower supply network\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTN, TT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35mm DIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA66 UL94-V0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5% - 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAltitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤2000m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEC61643-11:2011, EN61643-11:2012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3 style=\"color:#2C3892;\"\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1 x Onesto BY7-80 Surge Protection Device (pole configuration as selected)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e DIN rail, distribution board wiring, circuit breakers and installation accessories are not included unless specifically listed above.\u003c\/p\u003e\u003ch3 style=\"color:#2C3892;\"\u003eInstallation \u0026amp; Compatibility Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConfirm your board's earthing system (TN or TT) before ordering — this range is supplied at 385V.\u003c\/li\u003e\n\u003cli\u003eSelect the pole configuration (2P, 3P or 4P) that matches your distribution board and phase configuration.\u003c\/li\u003e\n\u003cli\u003eInstallation should be carried out by a suitably qualified electrician in line with local wiring regulations.\u003c\/li\u003e\n\u003cli\u003eCheck the status indicator periodically — a red window means the SPD has operated and must be replaced.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"color:#2C3892;\"\u003eWarranty \u0026amp; Support\u003c\/h3\u003e\u003cp\u003eThis product is supplied with the applicable manufacturer or supplier warranty, subject to correct installation, correct application, and warranty terms.\u003c\/p\u003e\u003cp\u003eZisabo supplies quality plumbing, pump, filtration and electrical products with practical support to help customers choose the correct item for their application. If you are unsure whether this product is suitable, contact us before ordering and our team will assist where possible.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNeed help choosing?\u003c\/strong\u003e If you are unsure whether this product is suitable for your board, contact Zisabo with your system voltage, earthing type and pole configuration, and we will assist where possible.\u003c\/p\u003e","brand":"Onesto","offers":[{"title":"2P","offer_id":49515485921537,"sku":"BY7-80\/2-385","price":951.0,"currency_code":"ZAR","in_stock":true},{"title":"3P","offer_id":49515485954305,"sku":"BY7-80\/3-385","price":1457.0,"currency_code":"ZAR","in_stock":true},{"title":"4P","offer_id":49515485987073,"sku":"BY7-80\/4-385","price":2344.8,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0723\/6924\/2369\/files\/BY7-60_f864489e-4882-478e-b07e-e12a6b23b678.png?v=1783162703","url":"https:\/\/www.zisabo.co.za\/products\/surge-arrestor-80ka-2-4-pole-385v-onesto-spd","provider":"Zisabo","version":"1.0","type":"link"}