9
Photographic equipment for photovoltaics; Photovoltaic installations and parts therefor (not included in other classes), in particular photovoltaic solar cells, photovoltaic solar modules, Inverters for photovoltaic applications; Electric control and regulating apparatus for solar installations and photovoltaics; Switches for installations; Electric and electronic control devices in connection with electronic systems for automation of technical installations for the metal industry, for mechanical engineering, for specialist mechanical engineering and for control cabinet construction and for installation machines, machines and machine tools; Solar energy collectors for electricity generation
11
Apparatus for heating, refrigerating, water supply and sanitary purposes; Heat pumps; Heat regenerators; Heat accumulators; Heat exchangers; Water heaters (apparatus); feed water heater; Water heating installations; Water softening apparatus and installations; Water-filtering apparatus; Complete installations for hot water and steam; Clean steam generators, Heating boilers; Steam boilers; Block-type thermal power stations; Kettles, electric; Cooling installations for water; Mixer taps for water pipes; Water conduit installations; Water purifying installations, apparatus and machines; Water supply installations; Water distribution installations; Water reservoir; Water treatment plants; Ventilation installations; Solar collectors; Solar installations
37
Installation services; Installation and repair of heating installations and pressure vessels and containers, technical control installations and EDP installations (hardware)