Packaged water cooled reversible heat pumps on cooling circuit with water-cooling system. Range with scroll hermetic compressors and R410A refrigerant gas.

Construction features

• Compressor: hermetic, rotary scroll type, complete with thermal protection.
• Primary side (user) heat exchanger: adequately insulated stainless steel plates, complete with antifreeze heater and water flow differential pressure switch.
• Well or mains side (disposal) heat exchanger: with suitably insulated stainless steel plates, complete with antifreeze heater and water flow differential pressure switch.
• Control: microprocessor electronic control with Adaptive Function Plus logic.
• Structure: made of galvanised and painted steel plate with polyester powder coating, complete with soundproofed compressor.

Models

• THHEY: heat pump unit.

STANDARD set up

• Without electric circulation pump.
Primary side (user): membrane expansion tank, safety valve, water drain valve, manual air vent valve, and pressure gauge.

PUMP set up
• With electric circulation pump.
Primary side (user): pump unit complete with electric circulation pump, membrane expansion tank, safety valve, water drain valve, manual air vent valve and pressure gauge.

Factory fitted accessories

• Pressure switch valve and bypass solenoid valve (only THHEY).
• Low temperature water production.
• Digital input for double set-point
• 4-20mA analogue signal for shifting set-point.

Separately supplied accessories

• Buffer tank.
• Buffer tank connection pipes.
• Water filter.
• Rubber anti-vibration mounts.
• Antifreeze heater on the buffer tank.
• Low pressure switch.
• 3-way valve for the production of domestic hot water.
• Outdoor air temperature probe for set-point compensation.
• Additional electrical resistance for heat pump, managed by regulation.
• Remote keypad with display.
• Clock board.
• Interfaces for serial communication with other devices.
• Serial converter (RS485/USB).
• Rhoss supervisors for unit monitoring and remote management.