SD-283ST
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Detector is used to detect fire hazards in the interior of residential or commercial buildings. The detector is also suitable for installing in caravan trailers or mobile homes. The product is not designed to be installed in industrial premises.

Technical specifications
- Power : 9 – 15 V DC / 3.5 mA (150 mA during an alarm) or 3 pcs of AA 1.5 V alkaline batteries
- Typical lifetime: approx. 3 years
- Smoke detection: optical light scattering
- Smoke detector sensitivity: m = 0.11 - 0.13 dB / m pursuant to EN 14604:2005, EN 54-7
- Heat detection: class A1 according to EN 54-5
- Alarm temperature: + 60 °C to +65 °C
- Operating temperature range: -10 °C to +65 °C
- Dimensions, weight: diameter 126 mm, height 52 mm, 150 g
- Conformity: EN 50130-4, EN 55022