CHA/IK/A 51÷81

Versions

• CHA/IK/A - Cooling only
• CHA/IK/A/WP - Reversible Heat Pump

Power range

• 12,0-22,0 kW
• 3,5-6,4 Ton

Features

• Axial fans with low ventilation and special wing profile, directly coupled to external rotor motors.
• Condenser made of copper tubes and aluminium finned coil, complete with condensate drain pan for WP version only.
• Evaporator AISI 316 stainless steel braze welded plates type, complete with water differential pressure switch. On the Heat Pump units it is always installed an antifreeze heater.
• Electronic expansion valve.
• R410A refrigerant.
• Electrical board includes: main switch with door lock device, fuses, compressor and pump remote control switch.
• Condensing Control is included: electronic proportional device that ensures efficient and continuous functioning of the unit with outside air temperature down to -20 °C in cooling mode. It also allows to reduce the sound level especially at night. It consists of a fans speed controller with continuous speed regulation and high and low pressure transducers on cooling circuit.
• Functioning in heating mode with outside air temperature down to -15 °C.
• Water circuit includes: water differential pressure switch, high efficiency EC Inverter circulator, safety valve and expansion vessel.
• High efficiency circulator with EC Inverter brushless electronic motor with 3 speeds selectable by the user.
• Microprocessor control and regulation system.
• Advanced functions: remote set-point with 0-10V signal, remote set-point with 4-20mA signal, remote signal for second set-point activation, demand limit from digital input, management of hybrid systems, management of domestic hot water production.

Accessories