Protection class: II Housing material: Steel Mounting method: Built-in Ingress protection (IP): IP54 Impact resistance: IK01 Power factor: 0,95 Input voltage (AC, 50Hz), V: 198...264 AC frequency, Hz: 50 Flicker, %: 1 Climatic modification and category of placement: УХЛ4 https://www.varton.ru/products/daunlayty/dl-grill/dl-grill-ip54-cri90-yacheyka-200kh200-mm-shirina-lameli-10-mm/svetodiodnyy-svetilnik-varton-dl-grill-200kh200-mm-20-vt-cri90-dlya-potolka-grilyato-s-shirinoy-lame_14/