Nút khẩn cấp HIKVISION DS-K7PEB Nút khẩn cấp dạng đập kính, màu đỏ. Thông số kỹ thuật Output Contact NO/NC/COM Contact Current Rating 3A/36VDC Max Material Fireproof Material, Sandblast Finished Appearance Color Red or Green Suitable Doors Exit door, Emergency door Working Humidity 0 to 95% (relative humidity) Working Temperature -10° C to 55° C (14° F to 131° F) Dimensions (L×W×H) 86mm × 86mm × 50mm(3.39” × 3.39” […]