Helios Ventilatoren RVM 355 Fan cover lid

To prevent cold air from entering the engine when the fan is stopped. With attached spring reset motor (outside air flow). Electrical control parallel with fan over 0.9 m long cable. Cylindrical steel housing with flanges on both sides. Can be screwed directly onto the fan base plate or the flange. Hole pattern according to DIN 24155. Not for use in direct hazardous areas.

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