Z-POWER 469-1.216 kW-Screw

Capacity up to 1,216 kW
Axial Fan Air Cooled Freecooling Cooling Systems
Semi Hermetic Screw Type Compressors
Eco Friendly R134A Refrigerant Gas

Advanced Microprocessor Control
High Energy Efficiency & Comfort in All Seasons
Wide and Smart Options
Integrated Applicable Cooling Technology
Energy Saving Special Solutions for IT and Data Centers




• Compressor: High energy efficient, thermally protected, star-delta starting (star-delta) semi-hermetic screw type compressor with internal compressor outlet line shut-off valve.
• 6 capacity control / 2 circuits with high efficiency at partial load operation.
• Evaporator: Shell & tube evaporator with differential pressure switch, breather valve and cross flow with internal victaulic connection, with rubber insulation protected against UV-A rays.
• Condenser: Copper tube / aluminum fin condenser consisting of two parts (gas and freecooling circuit separately).
 Fan: Electronically controlled axial fan with internal thermal protection, protection grid and providing constant rotation speed at outdoor temperature down to -15 ° C.
• Control: Electronic microprocessor control for all BMS protocols (MODBUS RTU, LON, BacNet).
 Structure: Galvanized and polyester powder paint coated steel structure.


High and low pressure indicator of the refrigeration circuit
Clock board


B – Freecooling high efficient version (TFAVBZ)
I- Freecooling noise insulated version (TFAVIZ)
S- Freecooling silent verison (TFAVSZ)


• Condensation control down to -20ºC with EC motor fans.
• Power factor correction capacitor (Cos?> 0.94).
• Extra thermal relay protection for compressors and fans.
• Forced power consumption limitation.
• Compressor input shut-off valve.
• Low and high pressure indicators for each cooling circuit.
• Lower compartment protection grids.
• Battery protection grid.
• Battery protection metal filter.
• Proportional compressor capacity control (25-100%)
• Evaporator anti-freeze
• Digital input for double set point.
• Low water temperature.
• Double high pressure safety valves.
• Stainless steel cooling circuit.
• Electric panel heater.
• Soft starter.
• Compressor oil level sensor.
• Min / Max voltage control.
• Setpoint shift (4-20 mA analog signal).
• Copper / coated aluminum fin or copper tube / copper fin batteries.
• Interfaces for serial communication with other devices.
• Vibration receivers.

Last Update 26.01.2021 16:22:04