2 Safety instructionsThis chapter contains instructions to prevent personal injury and property damage.These instructions do not lay claim to completeness. In case of questions and problems,please consult our company technicians.2.1 Intended useAttention!• The fans are only intended for the conveyance of air or mixtures similar to air.• Any other use above and beyond this is considered not for the intended purposeunless agreed otherwise by contract. The manufacturer will not be liable for anydamage resulting from this. The individual or company using it bears the sole risk.• Do not connect built-in fans to open flue pipes of gas and other firing devices.• The designated use of ZIEHL-ABEGG fans with VDE certification (see rating plate)assumes connection in a device or via a control unit.• Reading these document and complying with all contained instructions -especially thesafety notifications contained therein -are considered part of intended use.• To consider is also the documentation of attached components.2.2 Improper useImproper use / reasonably foreseeable misuse• Conveyance of aggressive and explosive gaseous media.• Use in areas at risk of explosion for conveying gas, mist, vapours or mixtures of theabove.• Transfer of solids or solids content in the transfer medium.• Operation with iced up fan impellers.• Conveyance of abrasive or adhesive media.• Conveyance of liquid media.• Use of the fan and add-on parts (e.g. safety grille) as a resting surface or climbing aid.• Fans are not designed for walking on even with an additive diffusor attachment(retrofit kit)! Do not climb onto fans without suitable aids.• Unauthorised constructional modifications to the fan.• Operation of the fan as a safety component or for the performance of safety-relevantfunctions in the sense of EN ISO 13849-1.• Blocking or braking of the fan by inserting objects.• Loosening of fan blade, impeller and balancing weight.• All applications not listed in the intended use.Not the manufacturer, rather the operator of the frequency inverter is liable for anypersonal harm or material damage arising from non-intended use.Assembly instructions FE2owlet-ECQ Safety instructionsL-BAL-F062-GB 1547 Index 003 Part.-No. 00702389-GB5/19