Water systems for fire extinguishing - Filling and draining devices operated by remote control - Part 1: For hose reel systems "wet/dry"; requirements, testing— 15 стр.
Centrifugal, mixed flow and axial pumps - Code for hydraulic performance tests - Precision class (ISO 5198:1987); German version EN ISO 5198:1998— 84 стр.
Contract Procedure for Building Works; Part C: General Technical Specifications for Building Works; Systems for Central Heating and Central Raw Water Heating— 21 стр.