Electric air heater for ventilation systems. With non-glowing tubular heaters made of stainless steel. Operate with temperature controller DTL (see accessories). Increased risk of fire if tubular heaters are dirty. Install air filter TFE as a preventive measure. Recommended accessories: Duct sensor FL or room sensor FR, air flow monitor LW 9, contactor US 16 T and air filter TFE... . Safety instructions: Increased risk of fire if tubular heaters are dirty. Install air filter TFE as a preventive measure. Designed in accordance with VDE, Equipment and Product Safety Act and the relevant EU directives. With 2 independently switching temperature limiters. Minimum distance to flammable materials: 150 mm (if this is not met, install suitable insulation). Article: ERH 20-2, Voltage type: alternating current, Rated voltage: 230 V, Mains frequency: 50 Hz, IMax: 9.1 A, Protection class: IP 43, Installation: inside, Installation position: horizontal / vertical, Housing material: Sheet steel, galvanized, Weight: 3.7 kg, Weight with packaging: 4.2 kg, Nominal width: 200 mm, Width: 200 mm, Height: 281 mm, Depth: 375 mm, Width with packaging: 270 mm, Height with packaging: 335 mm, Depth with packaging: 385 mm, Air heater type: electric, Heating output: 2100 W