Product description

The DIBt building rules list requires proof of applicability for fire protection closures (a German technical approval from the building authority or a European technical approval). These approvals stipulate a hold-open system to keep the systems open during operation. The hold-open system must be suited for this task. It applicability must be verified by means of a technical approval.

TypeControl unit
Proof of usabilityUL 864
Fire alarm analysisPush-button | Via fire alarm loop or smoke switch | Potential-free contact of fire alarm centre
Degree of protectionIP 65