STRUCTURAL FEATURES

Compressor: Hermetic scroll compressor which is equipped with thermal protection and crankcase heater.
Front Side (User) Heat Exchanger: Equipped with appropriately insulated stainless steel plates, anti-freeze heater and water flow differential pressure switch.
Discharge Side Heat Exchanger (Floor / Aqueduct/ Geothermal Probes): Equipped with appropriately insulated stainless steel plates, anti-freeze heater and water flow differential pressure switch (for THHEY).
Control: Electronic control with microprocessor which operates with Adaptive Function Plus.
Structure: It is made of polyester powder coated and galvanized steel sheet and coated with a soundproof panel from the inner section.

VERSIONS

• LT-Hot water production up to 52°C.
• HT-Hot water production up to 55°C.

MODELS

TCHEY: The unit that is designed for cooling only.
THHEY: Heat pump unit.

FACTORY FITTED ACCESSORIES

• Front Side (User): It is equipped with single or double pump, which contains an automatic pump that can be operated in standby mode, expansion tank, safety valve, water feeding/discharge valve, air relief valve and pressure gauge.
• Low or high pressure versions of those pumps are available.
• Discharge Unit (Geothermal Probes / Dry Cooler): Single or double electric pump – one in standby mode - which is regulated through a transformer with automatic activation feature.
• Superheated steam cooler.
• Full (100%) heat recovery (245-4360 mods).
• Water circuit heat pump (only for TCHEY).
• Soft starting device.
• Electronic Expansion Valve (standard for 4410-4450 models).
• High and low pressure gauges for the refrigerant circuit.
• Silenced version.
• Low set point temperature for the water.
• Digital input for double set point.
• 0-lOV analogue input for the condensation control through an external device.
• 4-20mA analogue input for variable set point.
• Interfaces for serial communication with other devices.
• Rubber anti-vibration supports.

SEPARATELY SUPPLIED ACCESSORIES

• 3 way valve that performs modulation for the condensation control.
• Outdoor air temperature probe for the set point compensation.
• Free cooling kit (mod. 245-2185).
• Water filter.
• Remote Keyboard with display.
• Clock board.
• Convertor in series (RS485/USB).
• Üntes Supervisors for unit monitoring and remote management.
• Üntes Sequencer for integrated management of multiple chillers.