Fixed firefighting systems - Components for sprinkler and water spray systems - Part 3: Dry alarm valve assemblies (includes Amendment A1:2001); German version EN 12259-3:2000 + A1:2001— 33 стр.
Fixed firefighting systems - Components for sprinkler and water spray systems - Part 3: Dry alarm valves assemblies (includes amendment A1:2001); German version EN 12259-3:2000 + A1:2001, Corrigendum to DIN EN 12259-3:2001-08— 2 стр.
