Maico Ventilatoren BK 20 Fan cover lid Traffic white (RAL 9016)

Electric shutter flap as weather protection and cold air lock when the fan is switched off. MK with gear motor: Nominal power 3 W, nominal current 0.015 A. BK with bimetal flap: Nominal power 25 W, rated current 0.01 A, starting current 1.8 A - 1s. Speed control only with STU 2.5 / ST 2.5 speed controller. Designed in accordance with protection class II (without protective conductor connection). Opens and closes when the fan is switched on and off. MK needs 4-wire power supply cable BK requires 3-wire power supply line. Special versions with limit switches available on request. Position switch responds when the cap is fully open.Article: BK 20, pressure loss: 11 Pa, type of voltage: AC, rated voltage: 25 V, mains frequency: 50 Hz / 60 Hz, rated power: 230 W, internal: 0.1 A, IMAX: 1.8 A, starting current: 1.8 A / 1 s, protection class: IP 55, drive: Bimetal, installation: External, installation: Wall, installation, Mounting position: vertical, material: plastic, color: traffic white, similar to RAL 9016, panel color: silver gray, Weight: 1.14 kg, weight with packaging: 1.3 kg, flap type: electrical, suitable for nominal width: 200 mm, width: 325 mm, height: 325 mm, depth: 50.5 mm, width with packaging: 335 mm, height with packaging: 335 mm, depth with packaging: 60 mm, ambient temperature: 40 °C.

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