WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (144KW~248KW)

WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (144KW~248KW)
Designed specifically for industrial deep-cooling processes, these chillers deliver stable and reliable below-freezing chilled water solutions, meeting the demands of high-standard process cooling and cold chain applications.
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Designed specifically for industrial deep-cooling processes, these chillers deliver stable and reliable below-freezing chilled water solutions, meeting the demands of high-standard process cooling and cold chain applications.


Product Advantages

● Broad Temperature Range & Extensive Coverage
Chilled water outlet temperature ranges from as low as -45℃ up to 10℃. A complete model lineup with a wide capacity spectrum meets diverse low-temperature application needs precisely.

● Modular Design for Cost Optimization
The modular design concept not only reduces initial investment but also facilitates easier maintenance, significantly enhancing life-cycle cost-effectiveness.

● Intelligent Control & Seamless Connectivity
Features a smart microprocessor-based touch-screen control system with a user-friendly interface for easy operation, providing comprehensive operational data and diagnostic information. Easily integrates with building management systems for remote monitoring and intelligent management.

● High Efficiency & Certified Reliability
Utilizes high-performance screw compressors paired with efficient condensers and evaporators at its core. All units undergo rigorous testing by national inspection systems, complying with Chinese GB standards and CE certification, ensuring both energy efficiency and quality.

● Comprehensive Protection for Safe Operation
Equipped with multiple safety protection devices to ensure all-around operational safety, stability, and peace of mind for users.

● Compact Structure & Elegant Appearance
Scientifically designed with a compact layout and a modern, aesthetically pleasing exterior that integrates easily into various installation environments.

● Durability, Stability & Quiet Operation
Offers stable and reliable performance with low operational noise. Key components are made from high-quality materials, ensuring long service life.

● System Compatibility & Flexible Application
Designed to be used with a cooling tower and compatible with antifreeze fluids, ensuring safe and stable system operation in low-temperature environments.


WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters

(144KW~248KW)

Items

WA-

WSD144-LT

WA-

WSD187.6-LT

WA-

WSD204-LT

WA-

WSD248-LT

Rated cooling capacity

(-10℃)

144KW

187.6KW

204KW

248KW

Rated cooling capacity

(-20℃)

96KW

126KW

138KW

168KW

Rated cooling capacity

(-30℃)

59KW

82.6KW

98KW

120KW

Input power

60KW

77KW

84KW

102KW

Max operating current

182A

242A

256A

306A

Power

3PH 380V 50HZ (200V /220V/ 415V 50HZ/60HZ)

Refrigerant

Type

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

Charge amount

28x2 Kg

36x2 Kg

43x2 Kg

50x2 Kg

Control

External balance temperature thermal expansion valve

Compressor

Type

Semi-hermetic screw

Power

30x2 KW

38x2 KW

42x2 KW

51x2 KW

Start

Y-△

Y-△

Y-△

Y-△

Regulation range

0-25-50-75-100%

0-25-50-75-100%

0-25-50-75-100%

0-25-50-75-100%

Evaporator

Type

Dry-type shell and tube (stainless steel plate evaporator)

Evaporator chilled water flow (-10℃)

24.8 m3/h

32.3 m3/h

35 m3/h

42.6 m3/h

Evaporator chilled water flow (-20℃)

16.6 m3/h

21.6 m3/h

23.8 m3/h

28.8 m3/h

Evaporator chilled water flow (-30℃)

10.2 m3/h

14.2 m3/h

16.8 m3/h

20.6 m3/h

Water pressure drop

38Kpa

42Kpa

42Kpa

45Kpa

Inlet/outlet pipe diameter

4” inch

4” inch

5” inch

5” inch

Condenser

Type

Shell and tube

Cooling water

50m3/h

64.7 m3/h

71 m3/h

86.5 m3/h

Water pressure drop

39Kpa

41Kpa

42Kpa

42Kpa

Inlet/outlet pipe diameter

4” inch

4” inch

5” inch

6” inch

Security protection

Compressor motor overloading protection, compressor bearing overload protection device, intelligent digital high and low pressure protection device, anti - freezing protection device, protection phase - lack digital protection, exhaust temperature protection, over - temperature protection device, safety valve, water flow switch

Dimension & weight

Length

2800mm

2500mm

2950mm

2950mm

Width

780mm

780mm

810mm

810mm

Height

1650mm

1650mm

1650mm

1750mm

Machine weight

1900KG

1950KG

2300KG

2550KG

Operating weight

2280KG

2340KG

2760KG

3060KG


Notes:

1.Operating Range:

● Chilled Water Temperature Difference (Inlet/Outlet): 3°C to 8°C.

● Cooling Water Temperature Range: 18°C to 30°C.

● Cooling Water Temperature Difference (Inlet/Outlet): 3.5°C to 10°C.

2. Units can be customized according to customer requirements.

3. All specifications and dimensions are subject to change without prior notice.

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WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (144KW~248KW)
更新时间:Jul 25, 2026
WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (144KW~248KW)

Designed specifically for industrial deep-cooling processes, these chillers deliver stable and reliable below-freezing chilled water solutions, meeting the demands of high-standard process cooling and cold chain applications.


Product Advantages

● Broad Temperature Range & Extensive Coverage
Chilled water outlet temperature ranges from as low as -45℃ up to 10℃. A complete model lineup with a wide capacity spectrum meets diverse low-temperature application needs precisely.

● Modular Design for Cost Optimization
The modular design concept not only reduces initial investment but also facilitates easier maintenance, significantly enhancing life-cycle cost-effectiveness.

● Intelligent Control & Seamless Connectivity
Features a smart microprocessor-based touch-screen control system with a user-friendly interface for easy operation, providing comprehensive operational data and diagnostic information. Easily integrates with building management systems for remote monitoring and intelligent management.

● High Efficiency & Certified Reliability
Utilizes high-performance screw compressors paired with efficient condensers and evaporators at its core. All units undergo rigorous testing by national inspection systems, complying with Chinese GB standards and CE certification, ensuring both energy efficiency and quality.

● Comprehensive Protection for Safe Operation
Equipped with multiple safety protection devices to ensure all-around operational safety, stability, and peace of mind for users.

● Compact Structure & Elegant Appearance
Scientifically designed with a compact layout and a modern, aesthetically pleasing exterior that integrates easily into various installation environments.

● Durability, Stability & Quiet Operation
Offers stable and reliable performance with low operational noise. Key components are made from high-quality materials, ensuring long service life.

● System Compatibility & Flexible Application
Designed to be used with a cooling tower and compatible with antifreeze fluids, ensuring safe and stable system operation in low-temperature environments.


WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters

(144KW~248KW)

Items

WA-

WSD144-LT

WA-

WSD187.6-LT

WA-

WSD204-LT

WA-

WSD248-LT

Rated cooling capacity

(-10℃)

144KW

187.6KW

204KW

248KW

Rated cooling capacity

(-20℃)

96KW

126KW

138KW

168KW

Rated cooling capacity

(-30℃)

59KW

82.6KW

98KW

120KW

Input power

60KW

77KW

84KW

102KW

Max operating current

182A

242A

256A

306A

Power

3PH 380V 50HZ (200V /220V/ 415V 50HZ/60HZ)

Refrigerant

Type

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

Charge amount

28x2 Kg

36x2 Kg

43x2 Kg

50x2 Kg

Control

External balance temperature thermal expansion valve

Compressor

Type

Semi-hermetic screw

Power

30x2 KW

38x2 KW

42x2 KW

51x2 KW

Start

Y-△

Y-△

Y-△

Y-△

Regulation range

0-25-50-75-100%

0-25-50-75-100%

0-25-50-75-100%

0-25-50-75-100%

Evaporator

Type

Dry-type shell and tube (stainless steel plate evaporator)

Evaporator chilled water flow (-10℃)

24.8 m3/h

32.3 m3/h

35 m3/h

42.6 m3/h

Evaporator chilled water flow (-20℃)

16.6 m3/h

21.6 m3/h

23.8 m3/h

28.8 m3/h

Evaporator chilled water flow (-30℃)

10.2 m3/h

14.2 m3/h

16.8 m3/h

20.6 m3/h

Water pressure drop

38Kpa

42Kpa

42Kpa

45Kpa

Inlet/outlet pipe diameter

4” inch

4” inch

5” inch

5” inch

Condenser

Type

Shell and tube

Cooling water

50m3/h

64.7 m3/h

71 m3/h

86.5 m3/h

Water pressure drop

39Kpa

41Kpa

42Kpa

42Kpa

Inlet/outlet pipe diameter

4” inch

4” inch

5” inch

6” inch

Security protection

Compressor motor overloading protection, compressor bearing overload protection device, intelligent digital high and low pressure protection device, anti - freezing protection device, protection phase - lack digital protection, exhaust temperature protection, over - temperature protection device, safety valve, water flow switch

Dimension & weight

Length

2800mm

2500mm

2950mm

2950mm

Width

780mm

780mm

810mm

810mm

Height

1650mm

1650mm

1650mm

1750mm

Machine weight

1900KG

1950KG

2300KG

2550KG

Operating weight

2280KG

2340KG

2760KG

3060KG


Notes:

1.Operating Range:

● Chilled Water Temperature Difference (Inlet/Outlet): 3°C to 8°C.

● Cooling Water Temperature Range: 18°C to 30°C.

● Cooling Water Temperature Difference (Inlet/Outlet): 3.5°C to 10°C.

2. Units can be customized according to customer requirements.

3. All specifications and dimensions are subject to change without prior notice.

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