Side-by-side
AquaEdge 23XRV Variable-Speed Screw Chiller vs STR-Series Centrifugal Water 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
STR-Series Centrifugal Water Chiller
by SKM Air Conditioning
Two-stage centrifugal water chiller from 200 to 2,700 TR with COP up to 6.9, built for the largest airport and district-cooling central plants in the Gulf.
| Cost of ownership | AquaEdge 23XRV Variable-Speed Screw Chiller | STR-Series Centrifugal Water 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 | STR-Series Centrifugal Water Chiller |
|---|---|---|
| Cooling Capacity | 175–550 tons (615–1,934 kW) | — |
| Refrigerant | R-513A (low-GWP HFC blend) | R-134a |
| 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 | — |
| Cooling capacity range | — | 200–2,700 TR |
| Compressor type | — | Two-stage centrifugal impeller |
| COP (U-Type ultra-high efficiency) | — | 6.9 COP |
| Efficiency (U-Type) | — | 0.509 kW/TR |
| COP (E-Type high efficiency) | — | 6.4 COP |
| Efficiency (E-Type) | — | 0.549 kW/TR |
| Capacity modulation range | — | 10–100% via inlet guide vane + movable diffuser |
| Condenser tubes | — | Triple-grooved for enhanced heat transfer |
| Controls display | — | 7.5" colour touchscreen, BACnet/Modbus compatible |
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