Chillers ice water,condensing unit, rooftop, terminal ... - Klima-Therm
Chillers ice water,condensing unit, rooftop, terminal ... - Klima-Therm
Chillers ice water,condensing unit, rooftop, terminal ... - Klima-Therm
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CRA 18÷131AIRCOOLEDLIQUID CHILLERSLAND HEAT PUMPS WITHRADIAL AF ANS, SCROLL COMPRESSORS AND PLATEEXCHANGERS.FROM 5 kW TO 35 kW.UNIT DESCRIPTIONThe indoor <strong>water</strong> coolers and heat pumps, of the CRA 18÷131 seriesare intended to satisfy the needs of small and medium domesticor serv<strong>ice</strong> sector systems with particular difficulty in positioning<strong>unit</strong>s outside the building.With a prepainted plate structure, these <strong>unit</strong>s can be combined with<strong>terminal</strong> <strong>unit</strong>s and, if necessary, the innovative monitoring and controlsystem CLIMAFRIEND which allows to program and obtainan optimal level of comfort intuitively and efficiently.Available in the versions with or without pumping group, these <strong>unit</strong>sare equipped with particular technical and design adjustments thatenable an immediate and efficient use, in addition to remarkably quietoperation and a significant useful head of the fan.A wide range of accessories, all supplied separately, complete theoutstanding versatility and functionality of the series.VERSIONSCRACooling onlyCRA/SPCooling only with tank and pumpCRA/WPReversible heat pumpCRA/WP/SPReversible heat pump with tank and pumpFEATURES• Structure in pre-painted self-supporting frame, in galvanized sheet.• Scroll compressors with internal overheat protection and crankcaseheater if needed.• Double inlet centrifugal type fans statically and dynamically balanceddirectly driven by a single-phase (18÷31), three-phase (41÷71); beltdriven connected to a three-phase electric motor (81÷131).• Condenser in copper tubes and aluminium finned coil, complete withdrain pan for WP version.• Evaporator in AISI 316 stainless steel brazewelded plates type. Theevaporator is insulated with flexible closed cells material. On the heatpump <strong>unit</strong>s is always installed a <strong>water</strong> differential pressure switch andan antifreeze heater.• R407C refrigerant.• Electrical panel includes: main switch with door lock dev<strong>ice</strong>, fuses,compressor and pump remote control switch (41÷131).• Microprocessor control and regulation system.• Water circuit includes: insulated tank, circulator or pump, safety valve,gauge and plant expansion vessel.ACCESSORIESLoose accessories:CC Condensing control down to -20°CPSCirculating pumpPB Low pressure switch (18÷71)CR Remote control panelIS RS 485 serial interfaceRP Metallic guards for condenserAGRubber shock absorbers66
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