GB 30255-2019: Minimum allowable values of energy efficiency and energy efficiency grades of LED products for indoor lighting Delivery: 9 seconds. Download (and Email) true-PDF + Invoice. Get Quotation: Click GB 30255-2019 (Self-service in 1-minute) Newer / historical versions: GB 30255-2019 Preview True-PDF (Reload/Scroll-down if blank)
