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water cooled chiller air conditioner

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Forged under harsh conditions around the world, Daikin water cooled chillers provide high quality, operation efficiency, and energy saving. Various applications are possible including air conditioning applications, industry-type process cooling, and large-scale district heat source systems.

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Water Cooled Chillers

Daikin's Strengths

Outstanding Durability

The latest technology for magnetic bearings is used in the compressor, the heart of the centrifugal chiller. Daikin provides outstanding durability for lower maintenance costs.

Large Capacity

Our lineup of large capacity chillers extend up to a maximum of 6,000 tons in one unit and correspond to heat source for district heating and cooling systems.

Extensive Product

Lineup The optimum model can be selected from an extensive product lineup for medium-scale to large-scale facilities for use in a variety of applications.

Versatility

Daikin delivers energy efficiency to a wide range of process cooling applications with a lineup featuring a full range of capacities for all conditions and cooling requirements.

Chiller ZUW-B

Single Screw Compressor
Capacity: 100-530 USRT
HFC-134a Refrigerant

Feature

Semi-hermetic Single-screw Compressor

High accuracy and long service life, Low noise and low vibration, High-efficiency operation

Electronic Expansion Valve

The electronic expansion valve adjusts delicately according to change of compressor load, thus achieving high-efficiency operation status.

Heat Exchanger-Flooded Type Evaporator

Adopting the special shape heat exchange pipe which can achieving high performance and minimum size successfully.

Excellent Control System

The special developed new type PLC controller is adopted to expand unit monitoring and control function

EWWD-VZ

Single Screw Compressor
Capacity: 127-558 USRT
HFC-134a Refrigerant

Feature

Inverter Driven Single Screw Compressor

Thanks to inverter technology the screw compressor are able to match the cooling output of the unit to the actual load requirement and Variable Volume Ratio (VVR) technology can reduce of energy losses inside compressor brings to an increased unit efficiency.

High Efficient Heat Exchanger

Heat exchangers are flooded type for optimized heat transfer. The extremely high heat transfer coefficient allows the reduction of the temperature difference between chilled water and refrigerant thus resulting in higher overall unit efficiency.

Electronic expansion valve

Unit is equipped with latest technology electronic expansion valve to achieve precise control of refrigerant mass flow.

MicroTech III Controller.

The system provides the monitoring and control functions required for an efficient and trouble free operation of the chiller.

Chiller-ZUWV

Single Screw Compressor
Capacity: 200-500 USRT
HFC-134a Refrigerant

Feature

High Efﬁciency Single Screw Chiller With VFD

The unique single screw compressor design is utilized in ZUWV model, providing an exceptional efﬁcient, reliable and sustainable chiller.

Variable Volume Ratio Technology

ZUWV model has combined the latest distinct VVR (variable volume ratio) technology to offer premium chiller efﬁciency. Chiller is capable of chiller efﬁciency optimized in real condition.

Falling ﬁlm heat exchanger

ZUWV has been designed with using patented falling ﬁlm evaporator, to optimized heat transfer as much as possible to realize high efﬁcient heat exchanging.

Smart Control

ZUWV has been designed with MicroTech III as microprocessor for programmable logic control. It runs as the chiller "brain" to keep controlling, monitoring and protecting the whole chiller all the time.

Chiller PFS

Single Screw Compressor
Cooling capacity: 105-463 USRT
Heating capacity: 107-492 USRT
HFC-134a Refrigerant

Feature

Semi-hermetic Single-screw Compressor

High efficiency more energy saving, low noise level and vabration, compressor's lifetime exceed 100000 working hours.

Full heat recovery

Two condenser split in one vessel and separate water system, PFS heat recovery can maximize the percentage of the total load rejected heat used for the heating load.

Excellent Control System

PFS has additional heat recovery control box which are able to comminicate with unit controller

Chiller CUWDC-V

Single Screw Compressor
Capacity: 38-403 USRT
HFC-134a Refrigerant

Feature

Semi-hermetic Single-screw Compressor

High accuracy and long service life, Low noise and low vibration, High-efficiency operation

Electronic Expansion Valve

The electronic expansion valve adjusts delicately according to change of compressor load, thus achieving high-efficiency operation status.

Heat Exchanger

The combination of a horizontal shell‐tube condenser and a dry shell‐tube evaporator features a concise structure and enables stable heat exchange, durable efficiency and easy maintenance.

Excellent Control System

The special developed new type PLC controller is adopted to expand unit monitoring and control function

Chiller HTV

Two-Stages Compressor
Capacity: 400-1500 USRT
HFC-134a Refrigerant

Feature

Two-Stages Compressor

Two-Stages Compressor with high efficiency economizer, COP improved, sharply reduce the heat exchanger volume

VFD application

Motor variable speed control by VFD improve kW/Ton in part load

MicroTech Control

Chiller includes the microprocessor which can provide all monitoring and control functions of water chillers to realize high-efficiency running.

Chiller HTS/WSC

Single stage Compressor
Capacity: 300-1800 USRT
HFC-134a Refrigerant

Feature

Semi-hermetic single stage compressor

Daikin centrifugal chillers have been designed with reliable and sustainable gear driveline system. The compressor cooling capacity is controlled by inlet guide vane. The precision-engineered gear driven design allows for lighter components, less vibration

High Efficient Heat Exchanger

Evaporator and condenser shall be shell-and-tube type, designed, constructed, tested and stamped according to the requirement of GB code

Rapid Start

Daikin centrifugal chiller can restart the chiller within 30 seconds from power failure to the comment that the compressor start to run again.

Low Cooling Water Temperature Start

Chiller is able to start even when the cooling water temperature as low as 8℃, which saves the initial investment and electricity for the user.

MicroTech Control

The Micro Tech V Control system gives you the ultimate in chiller control. The control includes many energy-saving features to keep your chiller running efficiently

Chiller HXE

Magnetic Bearings Compressor
Capacity: 100-1200 USRT
HFC-134a Refrigerant

Feature

Superior Efficiency

- Magnetic bearing centrifugal chiller has been designed with oil free system.
- Our magnetic bearing centrifugal chiller also integrates VFD technology.
- Chiller efficiency higher to 6.8kW/kW (0.52kW/ton) and IPLV higher to 12.1kW/kW (0.29kW/ton).

Reliable And Sustainable While Efficient

The magnetic bearing compressor greatly improves performance, reliability and reduces service requirements as compared with the conventional centrifugal compressor design.

Compact Design

The compact size of the chiller makes it available for replacement, retrofit and energy upgrade projects.

Low Noise and Lowest Maintenance Cost

- Magnetic bearing chiller is oil free system that eliminates oil maintenance cost
- The chiller sound pressure level is as low as 77.5 dB(A), creating a quiet environment.

WME/WEC

Magnetic Bearings Compressor
Capacity: 86-1600 USRT
HFC-134a Refrigerant

Magnetic bearing compressor with oil-free technology

Magnetic bearing system that results in greater efficiency and reliability, more sustainable performance

Integrated Variable Frequency Drive (VFD)

Unit-mounted VFD modulates compressor speed to obtain optimum efficiency at all load and lift conditions.

Low Operating Costs

Model WME offers full and part load efficiency due to its advanced permanent magnet motor and magnetic bearing VFD compressor design. This allows for significant energy savings.