User & Safety Instructions 2295948 Helios Ventilatoren ELS-D 200 Bulkhead
Description
Two-stage locking device for vertical installation against fire transmission to other floors, in accordance with DIN 18017. Compact casing made of galvanized sheet steel with integrated ceiling bushing , pipe connection socket on both sides according to DIN 24145/24147. Maintenance-free. Fire resistance class K 90-18017, approval no. Z-41.3-368.
This text is machine translated.
Description
Two-stage locking device for vertical installation against fire transmission to other floors, in accordance with DIN 18017. Compact casing made of galvanized sheet steel with integrated ceiling bushing , pipe connection socket on both sides according to DIN 24145/24147. Maintenance-free. Fire resistance class K 90-18017, approval no. Z-41.3-368.