Side-by-side
AquaEdge 23XRV Variable-Speed Screw Chiller vs APSG VFD Air-Cooled Variable-Speed Screw Chiller
Spec comparison for two products on Aviation Souk. Both compete in HVAC & Climate Systems.

HVAC & Climate Systems
AquaEdge 23XRV Variable-Speed Screw Chiller
by Carrier
The industry's first variable-speed water-cooled screw chiller, covering 175–550 tons on R-513A with IPLV as low as 0.299 kW/ton.

HVAC & Climate Systems
APSG VFD Air-Cooled Variable-Speed Screw Chiller
by Petra Engineering Industries
Variable-speed air-cooled screw chiller with R-1234ze refrigerant and IPLV up to 5.85 kW/kW, engineered for large commercial plants where part-load efficiency and low ambient noise are non-negotiable.
| Cost of ownership | AquaEdge 23XRV Variable-Speed Screw Chiller | APSG VFD Air-Cooled Variable-Speed Screw Chiller |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | AquaEdge 23XRV Variable-Speed Screw Chiller | APSG VFD Air-Cooled Variable-Speed Screw Chiller |
|---|---|---|
| Cooling Capacity | 175–550 tons (615–1,934 kW) | — |
| Refrigerant | R-513A (low-GWP HFC blend) | R-1234ze (GWP 7) |
| Compressor Type | Tri-rotor positive-displacement screw, variable-speed | — |
| Full-Load Efficiency | as low as 0.53 kW/ton | — |
| IPLV | as low as 0.299 kW/ton | — |
| VFD Cooling | Refrigerant-cooled, unit-mounted | — |
| Heat Exchangers | Flooded shell-and-tube, ASME-certified | — |
| Controls | SmartVu touchscreen, non-volatile memory | — |
| Certifications | AHRI 550/590 & 551/591, UL Listed, ISO 9001, seismic compliant | — |
| IPLV (high-efficiency) | — | 5.85 kW/kW |
| Part-load improvement vs fixed-speed | — | 20–25 % |
| Compressor type | — | Semi-hermetic twin screw, VFD-driven |
| Condenser coil | — | Microchannel (MCHE) |
| Refrigerant-side design pressure | — | 1,000 kPa |
| Water-side max working pressure | — | 1,500 kPa |
| Electrical panel rating (standard) | — | NEMA 3X / IP54 |
| Low-ambient heater protection (optional) | — | Down to −29 °C |
| Efficiency standard compliance | — | ASHRAE 90.1 |
| Certification | — | AHRI 550/590, Eurovent |
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