Solar module (also referred to as: photovoltaic module): solar power generating device built up of solar cells in a circuit as a subassembly for stationary or mobile use on land, in the air or in water; single string solar module (also referred to as single string photovoltaic module): single string of solar cells connected in series only; solar system (also referred as: photovoltaic system): network-enabled power generating device built up of solar modules (also referred to as: photovoltaic modules) or single string solar modules (also referred to as: single string photovoltaic modules) for stationary or mobile use o land, in the air or in water; safety, current-shaping a control devices for solar modules (also referred to as photovoltaic modules) or solar systems (also referred to as: photovoltaic systems);special switches for bypass diodes, rectifiers and inverters, voltage limit over and undervoltage relays etc for solar power generators; solar collector: device built up of module for heating fluids using solar radiation for stationary mobile use on land, in the air or in water; solar collector system: large installation built up of solar collectors heating fluids using solar radiation for stationary or mobile use on land, in the air or in water; safety and control device for solar collectors or solar collector systems: special switches and devices for pumps, valves, containers etc for solar heat generators; hybrid module: device consisting of solar modules (also referred to as: photovoltaic modules) in conjunction with solar collectors for the synergetic multiple use o solar radiation for stationary or mobile use on land, the air or in water; hybrid system: large installation consisting of hybrid modules for the synergetic multi use of solar radiation for stationary or mobile use on land, in the air or in water; safety, current-shaping a control device for hybrid modules or hybrid systems special switches for bypass diodes, rectifiers and inverters, voltage limiting, over- and undervoltage relays etc. for solar power generators and devices for pumps, valves, containers etc for solar heat generators; tracking system for solar modules (also referred to as: photovoltaic modules) or solar system (also referred to as: photovoltaic systems) or solar collectors or solar collector systems or hybrid module or hybrid systems: devices for optimizing orientation towards solar radiation; safety and control device for tracking systems: special switches, sensor systems e for determining the direction of solar radiation and steering the adjustment and control elements; attachment elements for solar modules (also referred to as: photovoltaic modules), solar systems (also referred to as: photovoltaic systems), solar collectors, solar collector systems, hybrid modules o hybrid systems in, on or next to roofs of all orientations, walls, stationary or mobile frames etc, use on land, in the air or in water

Planning, assembly, erection and operation of solar modules (also referred to as: photovoltaic modules), single string solar modules (also referred to as: sing string photovoltaic modules), solar systems (also referred to as: photovoltaic systems), safety, current shaping and control devices for solar modules (also referred to as: photovoltaic modules) or solary system (also referred to as: photovoltaic systems), solar collectors, solar collector systems, safety and control devices for solar collectors or solar collector systems hybrid modules, hybrid systems, tracking systems for solar modules (also referred to as: photovoltaic modules) or solar systems (also referred to as:photovoltaic systems) or solar collectors or solar collector systems or hybrid modules or hybrid system safety and control devices for tracking systems, attachment elements for solar modules (also referred to as: photovoltaic modules), solar systems (also referred to as: photovoltaic systems), solar collector solar collector systems, hybrid modules or hybrid systems