[{"data":1,"prerenderedAt":74},["ShallowReactive",2],{"guide-tesla-powershare-home-backup-zh-Hant":3},{"guide":4,"related":56},{"title":5,"seoTitle":6,"description":7,"summary":8,"sections":9,"faq":29,"cta":36,"date":38,"updated":39,"service":40,"order":41,"sources":42,"slug":54,"locale":55},"以 Tesla Powershare 作為家居後備電源","Tesla Powershare 家居後備電源安裝","Tesla Powershare 車輛對住宅（V2H）後備供電所需的設備、與普通充電器的分別，以及紐約市及長島所需的許可證。","Powershare 讓兼容的 Tesla 車輛在停電時為家居供電。系統需要 Tesla 後備設備把房屋與電網安全隔開，並配合相應的 Tesla Wall Connector 充電器（所需設備視乎車型而定），並須申請許可證及通知電力公司。電力部分由我們規劃及安裝；如系統要求由廠方認證的安裝商施工（例如 Powerwall 3），我們會負責協調。",[10,15,23],{"heading":11,"paragraphs":12},"運作原理",[13,14],"電網停電時，後備設備把房屋與電力公司線路斷開，由車輛為家中電路供電；恢復供電後自動切換回電網。這個隔離設計，是保障電力公司工人安全的關鍵。","所需設備視乎車型而定。Cybertruck 可使用 Powershare Gateway 配合 Universal Wall Connector，毋須 Powerwall。Model 3 及 Model Y 須配備 Powerwall 3，以及 Universal Wall Connector 或 Wall Connector (Gen 3)，並只保證支援 2026 年 10 月 1 日或之後訂購的美國車輛。部分在此日期前生產的 Model 3 及 Model Y 已具備相關硬件；如具備，車輛「軟件」畫面的「其他車輛資料」（Additional Vehicle Information）會顯示 Powershare Support。目前支援家用 Powershare 的車型，請以 [Tesla 公布的資料](https:\u002F\u002Fwww.tesla.com\u002Fsupport\u002Fpowershare)為準。",{"heading":16,"list":17},"安裝內容",[18,19,20,21,22],"[負荷計算](\u002Fguides\u002Fny-electrical-service-size-100a-200a)，並選定需要後備的電路","在供電入口安裝 Tesla 後備設備：Cybertruck 使用 Powershare Gateway，Model 3 及 Model Y 使用 Powerwall 3","[專用電路的 Universal Wall Connector](\u002Fservices\u002Fev-charging)；Model 3 及 Model Y 亦可改用 Wall Connector (Gen 3)","[電力許可證](https:\u002F\u002Fwww.nyc.gov\u002Fsite\u002Fbuildings\u002Fproperty-or-business-owner\u002Felectrical-permit.page)、檢驗及電力公司文件","在 Tesla 應用程式完成設定並測試切換（provisioning）",{"heading":24,"list":25},"決定前的考慮因素",[26,27,28],"[電箱及供電可能需要先升級](\u002Fguides\u002Felectrical-panel-upgrade)","[規劃停電時必須運作的設備](https:\u002F\u002Fwww.tesla.com\u002Fsupport\u002Fpowershare\u002Fwhat-can-powershare-back-up)，例如暖氣控制、雪櫃、排水泵及照明","在合作公寓（co-op）、共管公寓及多戶住宅樓宇，改動供電須經樓宇批准",[30,33],{"q":31,"a":32},"Powershare 與普通充電器有何分別？","不相同。普通充電器只為車輛充電；Powershare 則可由車輛向房屋供電，需要額外設備及合規的切換裝置。",{"q":34,"a":35},"是否需要許可證？","需要。這是在供電入口的新增電力工程，須申請電力許可證並通過檢驗。",{"text":37},"請提供電箱及電錶的相片、Tesla 車款及訂購日期，以及需要後備供電的電路清單。我們將提供電力工程的免費書面估價，列明工程範圍及價格。負荷計算及 Tesla 設備配搭屬於簽約工程的一部分。","2026-10-24","2026-10-25","ev-charging",5,[43,47,50],{"title":44,"url":45,"publisher":46},"Tesla Powershare","https:\u002F\u002Fwww.tesla.com\u002Fsupport\u002Fpowershare","Tesla",{"title":48,"url":49,"publisher":46},"What Can Powershare Back Up","https:\u002F\u002Fwww.tesla.com\u002Fsupport\u002Fpowershare\u002Fwhat-can-powershare-back-up",{"title":51,"url":52,"publisher":53},"Electrical Permit","https:\u002F\u002Fwww.nyc.gov\u002Fsite\u002Fbuildings\u002Fproperty-or-business-owner\u002Felectrical-permit.page","NYC Department of Buildings","tesla-powershare-home-backup","zh-Hant",[57,61,65,69],{"slug":58,"title":59,"description":60,"service":40,"date":38,"updated":39},"ev-charging-without-service-upgrade","毋須昂貴供電升級的電動車充電方案","負載分配、CT 夾動態負載管理、乾衣機插座共用裝置及合適電流的充電器：紐約市及長島毋須升級供電即可安裝充電器的方案。",{"slug":62,"title":63,"description":64,"service":40,"date":38,"updated":39},"ev-charger-installation","在紐約市及長島安裝家用電動車充電器","第一級與第二級充電的分別、電箱容量、許可證、Tesla Powershare，以及紐約市及長島住宅和樓宇的安裝須知。",{"slug":66,"title":67,"description":68,"service":40,"date":39,"updated":39},"ev-buyer-home-electrical-checklist","購買電動車前的家居電路檢查","在紐約市或長島購買電動車前，按車載充電機選擇充電器、確定電路規格，並確認車輛是否支援家居後備電源。",{"slug":70,"title":71,"description":72,"service":40,"date":39,"updated":73},"ev-home-backup-v2h-new-york","以電動車為紐約住宅提供停電後備電源","V2L、V2H 與 V2G 的分別、各品牌所需設備、電動車可為紐約市及長島住宅供電多久，以及與家用儲能電池的比較。","2026-10-26",1793066397071]