Available. The Rittal SK-3387.540 is a roof-mounted cooling unit from the TopTherm Blue e series, designed to efficiently regulate temperatures within industrial enclosures. This model offers a total cooling output of 3.8 kW at 50 Hz and 4.0 kW at 60 Hz, ensuring optimal performance across various operational frequencies. It operates at a rated voltage of 400 V, 3-phase, 50 Hz, and 460 V, 3-phase, 60 Hz, accommodating different regional power standards. The unit features an e-Comfort controller for precise temperature management and includes an electric condensate evaporation system for enhanced efficiency. Constructed from sheet steel with a RAL 7035 light grey finish, it measures 796 mm in width, 470 mm in height, and 580 mm in depth, fitting seamlessly onto the roof of compatible enclosures. The internal circuit is rated IP 54, and the external circuit IP 34, providing robust protection against environmental factors. Designed for continuous operation, it maintains performance within an ambient temperature range of 10°C to 55°C, making it suitable for diverse industrial applications.