Product Data AquaForce Variable Speed Chillers

1 Product Data AquaForce . Variable Speed Chillers 140 to 500 Nominal Tons (490 to 1760 Nominal kW). 30XV140-500. Variable Speed Air-Cooled Liquid Chillers with Greenspeed Intelligence 2021 Carrier Form 30XV-14PD Rev. A. Features/Benefits AquaForce 30XV Chillers with The AquaForce Chillers with Green- AquaForce Chillers ' quiet oper- Greenspeed intelligence Speed intelligence deliver superior ation makes them ideal for efficiency through the entire operating sound-sensitive applications provide best full load and part range to keep costs and demand load performance in a single charges down. And, to make perfor- Great performance is delivered in a low chassis from 140 to 500 tons1 mance even better, compressors may sound unit that will be quiet enough for now be purchased with optional PM any application including hospitals, AquaForce Chillers were designed from (permanent magnet) motors.

2 This schools and other sites located in residen- the ground up to meet the efficiency exceptional performance has a signifi- tial neighborhoods. The AquaForce demands of today and the future by cant impact on energy savings and cost chiller's AeroAcoustic fan has a quiet providing premium air-cooled chiller of ownership. design. In part load operation, such as packages for contractors, consulting cooler weather or nighttime duty, the engineers, and building owners. Between full and part load efficiency, fans on most units operate at lower footprint, unit sound, and ambient tem- Speed . This results in even quieter opera- Tiered performance facilitates perature considerations, the Carrier tion. Sound data may be obtained from the optimal chiller selection tiered approach offers a chiller to meet the chiller selection program, and this To best meet customer needs, Carrier customer needs.

3 Information has a tolerance of plus or provides a tiered approach for 30XV Optional integrated hydronic minus 3 dB. Chillers . These tiers allow for selections kit (available for sizes 140-325, ranging from units that provide the 30XV Chillers with Greenspeed with medium and high tier) intelligence smallest footprint for a given capacity while providing competitive efficiency This optional pump is more than just a This option features high-efficiency, vari- which can fully meet ASHRAE series of parallel pumps; it is an entire able- Speed screw compressors on all 2016 requirements, through larger chilled water system, including: units along with high-efficiency, Variable - units providing best-in-class efficiency. Between 2 and 4 pumps, depend- Speed condenser fans on most units. The All units are provided with high-effi- ing upon the application combination of these features, along with ciency, Variable - Speed rotary screw Availability in "N" (required for fine-tuned Carrier Controller micropro- compressors with Greenspeed intelli- application) or "N+1" (for redun- cessor controls, provides premium part gence, allowing the Chillers to pre- load efficiency to facilitate reduced utility cisely match actual load conditions.)

4 Dancy) quantity costs over the lifespan of the chiller. EC (electrically commutated) motors Additionally, the use of Variable - Speed Part load efficiency is a major consider- proving for Variable flow ation for many applications. Most units technology results in lower sound levels Strainer at part load operating conditions, and are provided with Variable Speed con- denser fans or optional ECM fans. The Combination service valve and flow this can be very beneficial for sensitive major advantage of using a fan which regulator acoustic applications. can run with Variable Speed is the Pump heaters (in pump manifolds). Freeze protection to 20 F. Sound optimization resulting increase in efficiency in part load operation. Pressure/temperature taps To best meet customer sound and capacity requirements, Chillers may be Another major advantage of using Check valves at each pump dis- selected with a customized software Variable - Speed condenser fans or charge feature called sound optimization.

5 Optional ECM fans is the low-ambient The factory-installed and tested (and high-ambient) temperature and low- hydronic kit provides faster, simpler Built in reliability sound capability associated with these and less expensive installation. AquaForce Chillers were developed under devices. More details of these benefits one of the most exacting qualification are provided in the Application Data programs ever used for commercial section as well as other locations chiller products. The compressors are throughout this publication. virtually maintenance-free and protected by an auto-adaptive control that mini- Table of contents mizes compressor wear. The use of vari- able- Speed condenser fans allows Chillers to operate year-round from 20 F. Page ( 29 C) to F (52 C), with a com- Features/Benefits .. 2 bination of options and control methods.

6 Model Number Nomenclature .. 6 The following features are also provided Physical Data .. 7 to help ensure reliable performance: Options and Accessories .. 43 Capacity Recovery feature reduces Dimensions .. 46 capacity recovery time. With the rise in Selection Procedure .. 49 data centers and critical cooling Performance Data .. 51 applications, focus has increased on Typical Piping and Wiring .. 55 capacity recovery times for chiller Electrical Data .. 57 products. Capacity recovery is defined as Controls.. 58 the time it takes to reach 100% capacity Control and Power Wiring Schematic .. 60 after power is restored to the chiller, Application Data .. 65 given that the full cooling load is present. Guide Specifications .. 80 Capacity recovery times are the critical factor to consider in data centers due to 1. As of the date of publication.

7 The consistently high loads in the space 2. Features/Benefits (cont). and the need to maintain the Environmentally balanced All AquaForce units are ready for use temperatures. Puron refrigerant (R-134a) is an HFC with Carrier Comfort Network (CCN). Carrier now offers the Capacity refrigerant that does not contain chlorine devices and BACnet IP (may require Recovery feature, a standard capacity that is damaging to the ozone layer. This additional field programming). control feature that can reduce the refrigerant is a safe, efficient, and envi- A BACnet1/Modbus2 Translator control capacity recovery time to less than 4 ronmentally balanced refrigerant. as well as a LON (local operating net- minutes for the 30XV chiller with work) Translator control is available as Greenspeed intelligence (uninterrupt- Easy installation either a factory-installed option or a field- ible power supply [UPS] option A single chassis design provides a one- installed accessory.)

8 These devices, when required). Other manufacturers often piece unit from 140 to 500 tons. The provided with appropriate field program- discuss restart time without providing base rail is industrial-quality cold-rolled ming, allow interface between the net- the details of how long it takes to reach steel for maximum structural integrity. work and the 30XV chiller with full capacity, but the achievement of The base rail is 7 ga with RTPF (round Greenspeed intelligence. full capacity is critical to the end user. tube, plate fin) coils or MCHX (micro- Capacity recovery is described in channel) coils. The zinc-dipped galva- Novation heat exchanger greater detail in the Application data nized frame (with Magni coated screws) technology section on page 75. provides the best protection on the mar- The Novation heat exchanger design Standard DC link reactor is included ket for corrosion resistance.

9 With such a with microchannel (MCHX) condenser in all drives for the fans and main structurally sound base, no perimeter coil is a robust, cost effective alternative compressor motors. The use of this base rail is needed. to traditional coil design. These coils are component mitigates customer concern offered coated or uncoated to match over electrical system harmonics, and Remote evaporator coil protection to site conditions. The e- therefore AC line reactors should not be A flooded, remote evaporator is available coated version of this coil can withstand required for applications employing for up to 50-ft refrigerant line length by an 8,000-hour salt spray test in accor- 30XV Chillers with Greenspeed intelli- contacting application engineering. This dance with ASTM (American Society gence. distance can be increased per the remote for Testing and Materials) B-117 Stan- evaporator recommendations by coil type.

10 Dard. The Carrier Electronic Catalog (E- Multiple independent circuits pro- CAT) can be used to determine whether vide redundancy and greater reliability. Carrier Controller corrosion protection is recommended Electronic expansion valve (EXV) microprocessor controls for for particular applications in coastal/. allows for precise control through all ease of use marine environments. Following the operating ranges. The Carrier Controller microprocessor input of the requested data, the E-CAT. communicates in easy to understand program output will advise the appro- Highly efficient, reliable chilled English, making it as easy as possible to priate coil to be used. water circuit monitor and control each AquaForce Other factors described in Selection AquaForce Chillers provide a compre- chiller with Greenspeed intelligence Guide: Environmental Corrosion Protec- hensive chilled water circuit utilizing a while accurately maintaining fluid tem- tion catalog number 04-581061-01.