Rhoss S.p.A
RHOSS - Model TFAEY-TGAEY 4160÷4320 -Air Cooled Water Chillers
FromRhoss S.p.A
Air cooled water chillers in Freecooling mode (TFAEY) and Freecooling NO-GLYCOL mode (TGAEY) with axial fans. Range with hermetic Scroll compressors and R410A refrigerant.
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- Compressor: scroll type, rotary, hermetic complete with thermal protection and crankcase heater.
- 4 capacity steps with high efficiency at partial loads.
- Water side heat exchanger (evaporator): stainless steel plate exchanger, complete with closed cell polyurethane foam rubber insulation and water flow differential pressure switch (TFAEY) or flow switch (TGAEY).
- Heat exchanger (water-water) in Free-cooling NO-GLYCOL mode: stainless steel plate exchanger, complete with closed cell polyurethane foam rubber insulation and water flow differential pressure switch.
- Air side heat exchanger (condenser): featuring finned coil with copper pipes and aluminium fins.
- Fan: axial electric fans with external rotor, equipped with internal thermal protection and protection grilles and a proportional electronic device for continuous fan rotation speed regulation.
- Control: microprocessor electronic control with Adaptive Function Plus logic.
- Structure: load bearing structure made of galvanised sheet steel and painted with polyester powders.
- The unit is also complete with:
- compressors and fans MCBs;
- clock board;
- 3-way modulating water side valve.
- T - High efficiency version (TFAETY-TGAETY).
- S - Silenced version complete with compressor technical compartment soundproofing and reduced speed fans (TFAESY-TGAESY).
- TFAETY: high efficiency unit in Freecooling mode.
- TFAESY: silenced unit in Freecooling mode.
- TGAETY: high efficiency unit in Freecooling NO-GLYCOL mode.
- TGAESY: silenced unit in Freecooling NO-GLYCOL mode.
- PUMP with single or double electric pump, including an automatic pump in standby complete with safety valve. The pumps are available in the low or high pressure versions.
- Electronic expansion valve.
- Power factor correction capacitors (cosφ > 0.94).
- Soft starter.
- Cooling circuit high and low pressure gauges.
- Metal filters or coil protection grilles.
- Copper/copper or copper/pre-painted aluminium coils.
- Digital input for double set-point.
- 4-20 mA analogue input for shifting set-point.
- Evaporator antifreeze heater, electric pumps if present.
- Interfaces for serial communication with other devices.
- Anti-vibration mountings.
- Remote keypad with display.
- Rhoss supervisors for unit monitoring and remote management.