Fixed firefighting systems - Components for gas extinguishing systems - Part 1: Requirements and test methods for electrical automatic control and delay devices
Fixed firefighting systems - Components for gas extinguishing systems - Part 2: Requirements and test methods for non-electric automatic control and delay devices
Classification of environmental conditions. Classification of groups of environmental parameters and their severities, Stationary use at weatherprotected locations— 48 стр.
Fixed firefighting systems - Components for gas extinguishing systems - Part 1: Requirements and test methods for electrical automatic control and delay devices
Fixed firefighting systems - Components for gas extinguishing systems - Part 1: Requirements and test methods for electrical automatic control and delay devices