[{"data":1,"prerenderedAt":72},["ShallowReactive",2],{"guide-tesla-powershare-home-backup-zh-Hant":3},{"guide":4,"related":53},{"title":5,"seoTitle":6,"description":7,"summary":8,"sections":9,"faq":29,"date":36,"service":37,"order":38,"sources":39,"slug":51,"locale":52},"Tesla Powershare 電動車家居後備電力","Tesla Powershare 後備電力","Tesla Powershare 車輛供電至家居（V2H）需要什麼設備、與普通充電器有何不同，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），由持牌總電工安裝、申請許可證並通知電力公司。",[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，以及 Universal Wall Connector 或 Wall Connector 3，並只保證支援 2026 年 10 月 1 日或之後訂購的美國車輛。目前支援家用 Powershare 的車型，請以 Tesla 公布的資料為準。",{"heading":16,"list":17},"安裝內容",[18,19,20,21,22],"負荷計算，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 系統","專用電路的 Universal Wall Connector（Model 3 及 Model Y 亦可使用 Wall Connector 3）","電力許可證、驗收及電力公司文件","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","規劃停電時必須運作的設備，例如暖氣控制、冰箱、抽水泵及照明","Co-op、Condo 及多戶樓宇，改動供電須經大廈批准",[30,33],{"q":31,"a":32},"Powershare 與普通充電器有何分別？","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驗收。","2026-10-24","ev-charging",5,[40,44,47],{"title":41,"url":42,"publisher":43},"Tesla Powershare","https:\u002F\u002Fwww.tesla.com\u002Fsupport\u002Fpowershare","Tesla",{"title":45,"url":46,"publisher":43},"What Can Powershare Back Up","https:\u002F\u002Fwww.tesla.com\u002Fsupport\u002Fpowershare\u002Fwhat-can-powershare-back-up",{"title":48,"url":49,"publisher":50},"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",[54,59,63,68],{"slug":55,"title":56,"description":57,"service":58,"date":36},"nyc-renovation-permits","紐約裝修及電力工程許可證須知","哪些裝修、電力及水喉工程需要紐約市建築局（DOB）許可證、由誰申請，以及長島的不同之處。","electrical",{"slug":60,"title":61,"description":62,"service":58,"date":36},"electrical-panel-upgrade","更換電箱及供電升級的徵兆、步驟及所需時間","紐約市及長島舊屋何時需要更換電箱或升級供電、工程內容及所需時間。先進行負荷計算，可避免不必要的開支。",{"slug":64,"title":65,"description":66,"service":37,"date":67},"ev-charging-without-service-upgrade","毋須升級供電的電動車充電方案","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。","2026-10-25",{"slug":69,"title":70,"description":71,"service":37,"date":36},"ev-charger-installation","紐約市及長島家用電動車充電器安裝","Level 1 與 Level 2 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安裝須知。",1792924281233]