
Danfoss 057H7051 Sensore di fiamma UV1
Photocell (UV flame sensor) Danfoss UV1 057H7051 — reliable ultraviolet sensor for blue flame burners. Danfoss UV1 (057H7051) is a high-sensitivity UV photocell (normal sensitivity) from the world leading manufacturer Danfoss. It is designed for flame monitoring in light oil burners with blue flame. The sensor detects ultraviolet radiation from the flame and ensures safe and stable burner operation in conjunction with Danfoss control units OBC 80, BHO 70 and similar. Main technical specifications: Type: UV1 — normal sensitivity (black housing) Supply voltage: 230 V, 50/60 Hz, 0.3 VA Maximum signal current: 100 µA Body length: 90 mm Dimensions: 90 × 25 × 20 mm Weight: 0.022 kg (net) Operating temperature: -20…+70°C (short-term up to +75°C) Protection class: IP40 Connection: cable 300 mm (standard) Advantages of Danfoss UV1 057H7051: High accuracy of UV flame detection (maximum sensitivity at wavelength 375 nm). Fast response and reliable protection against false triggering. Compact size — easy to mount on most burners. Durability — proven Danish quality, resistance to high temperatures. Compatibility with a wide range of oil burners and Danfoss automation. This photocell is an essential safety component for diesel/fuel oil boilers and burners. It minimizes risks, prevents emergency situations and ensures stable, energy-efficient operation of heating equipment. Buying Danfoss UV1 057H7051 means choosing an original flame sensor from a world leader in quality and reliability. Original products, warranty, fast delivery across Russia. Need a reliable UV sensor for flame monitoring in