CZ Indoor units Configurationflexibility Silentoperation Cooling capacity: 20 to 135 kW 410A Heating capacity: 20 to 145 kW Cooling & heating Air filtrationFree cooling R410A Description Optional Indoor units with horizontal construction designed for installation indoors, connected to a network of ducts. ■ Outdoor environment They are equipped with centrifugal fan (EC plug-fan also Corrosion available in models 90 to 360), and expansion valve. - Coil with copper pipes and copper fins. A vast number of options meet numerous operating demands. - I NERA coil with copper pipes and fins of an aluminium alloy,® All of the units are tested and checked in the factory. of high performance and great resistance to the corrosion. - Coil with copper pipes and aluminium fins with polyurethane and Blygold® coating (indoor unit and/or hot water coil). - Condensates drain pan in stainless steel. Range Humidity • 1 circuit :Models : 90 / 100 / 120 / 160 / 180 / 182. - Stop-drop in the indoor air coil. Recommended in cases •2 circuits :Models : 200 / 240 / 320 / 360 / 420 / 485 / where a high moisture content in the air is foreseen or when 540 / 600. the air flow is high. - Stop-drop in the outdoor air intake. Unit components - Casing made of galvanised steel metal with polyester paint, ■ Comfort / heating options white colour RAL 7035. Self-supporting frame. - Hot water auxiliary coil, with three-way valve. Two options: ■ Indoor air circuit Deux possibilités : • Nominal coil for heating in cooling-only units. - Coil(s) with copper pipes and aluminium fins. • Auxiliary coil for heating in heat pump units. - Centrifugalfan(s) coupling by pulles andy belts. Electric If the unit includes hot water coil and free-cooling, and works motor(s) with tensioner, class F, IP55 and internal thermal with negative temperatures of outdoor air, an anti-freeze protection.Double-intake turbines, with an impeller of thermostat as safety system is mandatory. front-curved blades. Greased spherical bearings, with no - Auxiliary electrical heaters.With this option,the air flow maintenance required. controller is included. - Reusable air filters, assembled on a frame. - Condensate drain pan. ■ Cooling circuit - Thermostatic expansion valve(s) with external equalisation ■ Comfort / indoor air quality options (check valve in ICZ series). - Filtration of the supply air: ■ Protections • Gravimetric filter G4. • Gravimetric filter G4 + creased opacimetric filters F6 to - Main door switch. F9. - Filtration of the return air (with centrifugal return fan): • Gravimetric filter G4. • Gravimetric filter G4 + creased opacimetric filters F6. CATALOGUE 2021 291 291