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Pumps. Rotodynamic pumps. Circulation pumps having a rated power input not exceeding 200 W for heating installations and domestic hot water installations. Non-automatic circulation pumps, requirements, testing, marking— 20 стр.
Energy performance of buildings. Method for calculation of system energy performance and system efficiencies. Explanation and justification of EN 15316-4-3, Module M3-8-3, M8-8-3— 46 стр.