E9x – Options for enviromental conditions / mechanical measures Contents 1 Option E95 - Installation in areas with atmospheric-corrosivity category C5, high salinity . . . . . 2 Option E94 - Installation in areas with atmospheric-corrosivity category C4, moderate salinity . . 3 Option E93 - Installation in areas with atmospheric-corrosivity category C3, low salinity . . . . . 4 Option E92 - Outdoor installation directly exposed to weather, not sheltered . . . . . . . . . . . 5 Option E91 - Outdoor installation not directly exposed to weather, sheltered . . . . . . . . . . . Department responsible Technical reference Document type Document status E9x – Options for enviromental conditions / mechanical measures Document number Edition date (YYYY-MM-DD)

1 Option E95 - Installation in areas with atmospheric-corrosivity category C5, high salinity Collection of mechanical measures intended for motor installation in areas with atmospheric-corrosivity category C5 high salinity – namely: • Outer protective tubes and fittings made of stainless steel • External bolts made of stainless steel (option code P45) • Stainless steel grid for air inlet (option code L25) • Stainless steel protecting grid on the shaft for IC611 • Mechanical cleanable single tube air to water cooler (for IC8xW cooled motors only, option code M89) Notes: • Special sealing measures...

3 Option E93 - Installation in areas with atmospheric-corrosivity category C3, low salinity Collection of mechanical measures intended for motor Installation in areas with atmospheric-corrosivity category C3, low salinity – namely: • Outer protective tubes and fittings made of stainless steel • Mechanical cleanable single tube air to water cooler (for IC8xW cooled motors only, option code M89) Notes: • Special sealing measures are not included • Coating system not included therefore option for paint finish system C3 H (K73) or better shall be selected separately along with this option. Always...

6 Appendix Table 1: Atmospheric-corrosivity categories and examples of typical environments accordingly to ISO 12944-2:2017 Corrosivity category Examples of typical environments (informative only) Production rooms with high humidity and some air pollution, e.g. food processing plants, laundries, breweries, dairies Urban and industrial atmospheres, moderate sulfur dioxide pollution; coastal areas with low salinity C4 (high) C5 (very high) Chemical plants, swimming pools, coastal ships and boat yards Industrial areas and coastal areas with moderate salinity Buildings or areas with almost permanent...