Z-Power EXP 550-700 kW Screw

Polyvalent Heat Pumps for Ecological Air
Axial Fan Air-to-Water Polyvalent Heat Pumps
Semi-Hermetic Screw Type Compressors
Eco Friendly R134A Refrigerant Gas

COP Up to 8.33
High Energy Efficiency & Comfort in All Seasons
Wide and Smart Options
Simultaneous Comfort and Usage Water
nergy Saving Special Solutions for All Commercial Buildings & Residences



• Compressor: High energy efficiency, semi-hermetic, screw type compressor with star-delta limited initialization feature, thermal protection, oil sump heater, coolant fluid inlet and supply pipe closure valve, oil level sensor added.
• Electronic Expansion Valve: Standard for all models.
• Water Side Heat Exchangers: Closed cell shell and tube evaporator with polyurethane foam insulation and dry expansion with water flow differential pressure switch and Victaulic connections, contrasting heat exchanger.
Air Side Temperature Changers: Copper tube / aluminum fin coil.
• Control: Microprocessor control.
• Structure: Galvanized and powder polyester paint coated structure.


• Coolant circuit high/low pressure indicator.
• Clock board showing date/time and machine time band management.
• Heat changer antifreeze heaters have been added.


B-Standard version (TXAVBZ).
S-Silent version with soundproof compressor case (TXAVSZ).


• Power factor correction capacitors (Cosφ > 0.94).
• Compressor and fan thermal overload switches.
• Forced limit of power consumption.
• Digital input for double setting point.
• Protective coil grilles.
• Protective grilles for the lower component.
• Low / high pressure indicators for each refrigerator.
• Minimum / maximum power supply control.
• Setpoint shift (4-20 mA analog signal).
• Copper tube / coated aluminum fins or copper tubes / copper fins coils
• Interfaces for serial communication with other devices.
• Spring anti-vibration supports.

Last Update 26.01.2021 18:02:35