Guidance for installation procedures and tolerances of hydroelectric machines - Vertical generatorsWhat is BS EN IEC 631322 about? BS EN IEC 631322 is an international standard that gives suitable procedures and tolerances for the installation of hydroelectric vertical generators. BS EN IEC 631322 applies to vertical generators, that present a typical assembly and many possible ways to assemble a unit. The size of the machines, design of the machines, the layout of the powerhouse, and delivery schedule of the components are some of the elements

This document does not deal with seismic behaviour

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3 of EN ISO 12100‑1:2003

or equivalent under the Construction Products Regulation

6 Safety requirements applicable to step ladders

NOTE: Operational requirements and maintenance requirements for warning horns are excluded

the types of imperfection are defined with explanations and illustrations where necessary

high-risk areas

calculation of time step and the number of measurements to be conducted