WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (528KW~686KW)

WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (528KW~686KW)
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.
Request for quotation

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

(528KW~686KW)

Items

WA-

WSD528-LT

WA-

WSD558-LT

WA-

WSD660-LT

WA-

WSD686-LT

Rated cooling capacity

(-10℃)

528KW

558KW

660KW

686KW

Rated cooling capacity

(-20℃)

356KW

3766KW

446KW

462KW

Rated cooling capacity

(-30℃)

256KW

270KW

320KW

334KW

Input power

206KW

218KW

254KW

262KW

Max operating current

620A

672A

754A

786A

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

100x2 Kg

115x2 Kg

130x2 Kg

144x2 Kg

Control

External balance temperature thermal expansion valve

Compressor

Type

Semi-hermetic screw

Power

103x2 KW

109x2 KW

127x2 KW

131x2 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)

Chilled water flow (-10℃)

90.8 m3/h

96 m3/h

113.4 m3/h

118 m3/h

Chilled water flow (-20℃)

61.2 m3/h

64.6 m3/h

76.8 m3/h

79.4 m3/h

Chilled water flow (-30℃)

44 m3/h

46.4 m3/h

55 m3/h

57.4 m3/h

Water pressure drop

43Kpa

48Kpa

43Kpa

44Kpa

Inlet/outlet pipe diameter

8” inch

8” inch

8” inch

10” inch

Condenser

Type

Shell and tube

Cooling water

184.3m3/h

193.6 m3/h

229.6 m3/h

238.4 m3/h

Water pressure drop

48Kpa

48Kpa

45Kpa

46Kpa

Inlet/outlet pipe diameter

5” inch x2

6” inch

6” inch

6” inch

Protection

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

3650mm

3750mm

3750mm

4230mm

Width

1220mm

1300mm

1450mm

1380mm

Height

1950mm

2100mm

2150mm

2150mm

Machine weight

4200KG

4550KG

4800KG

5100KG

Operating weight

4870KG

5270KG

5560KG

5900KG


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.

Related Suggestion

WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (528KW~686KW)
更新时间:Jul 25, 2026
WA-WSD Series Double Head Water-Cooled Screw Low-Temperature Chillers Parameters (528KW~686KW)

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

(528KW~686KW)

Items

WA-

WSD528-LT

WA-

WSD558-LT

WA-

WSD660-LT

WA-

WSD686-LT

Rated cooling capacity

(-10℃)

528KW

558KW

660KW

686KW

Rated cooling capacity

(-20℃)

356KW

3766KW

446KW

462KW

Rated cooling capacity

(-30℃)

256KW

270KW

320KW

334KW

Input power

206KW

218KW

254KW

262KW

Max operating current

620A

672A

754A

786A

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

100x2 Kg

115x2 Kg

130x2 Kg

144x2 Kg

Control

External balance temperature thermal expansion valve

Compressor

Type

Semi-hermetic screw

Power

103x2 KW

109x2 KW

127x2 KW

131x2 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)

Chilled water flow (-10℃)

90.8 m3/h

96 m3/h

113.4 m3/h

118 m3/h

Chilled water flow (-20℃)

61.2 m3/h

64.6 m3/h

76.8 m3/h

79.4 m3/h

Chilled water flow (-30℃)

44 m3/h

46.4 m3/h

55 m3/h

57.4 m3/h

Water pressure drop

43Kpa

48Kpa

43Kpa

44Kpa

Inlet/outlet pipe diameter

8” inch

8” inch

8” inch

10” inch

Condenser

Type

Shell and tube

Cooling water

184.3m3/h

193.6 m3/h

229.6 m3/h

238.4 m3/h

Water pressure drop

48Kpa

48Kpa

45Kpa

46Kpa

Inlet/outlet pipe diameter

5” inch x2

6” inch

6” inch

6” inch

Protection

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

3650mm

3750mm

3750mm

4230mm

Width

1220mm

1300mm

1450mm

1380mm

Height

1950mm

2100mm

2150mm

2150mm

Machine weight

4200KG

4550KG

4800KG

5100KG

Operating weight

4870KG

5270KG

5560KG

5900KG


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.

在线咨询

Submit

相关推荐