WA-WSD Series Double Head Water-Cooled Screw Chillers Parameters  (1640KW~1980KW)

WA-WSD Series Double Head Water-Cooled Screw Chillers Parameters (1640KW~1980KW)
This series of chiller units incorporates advanced screw technology, integrating high efficiency, stability, and intelligence for medium to large-scale cooling applications. With exceptional engineering design and reliable core components, they deliver consistently efficient and stable performance under various operating conditions, making them an ideal solution for industrial process cooling and comfort air conditioning.
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This series of chiller units incorporates advanced screw technology, integrating high efficiency, stability, and intelligence for medium to large-scale cooling applications. With exceptional engineering design and reliable core components, they deliver consistently efficient and stable performance under various operating conditions, making them an ideal solution for industrial process cooling and comfort air conditioning.


Product Advantages:

● High Efficiency & Quiet Operation: Utilizes semi-hermetic twin-screw compressors for superior efficiency, smooth operation, and significantly reduced noise levels.

● Extended Service Life: High-quality bearings are selected for a design life exceeding 40,000 hours, ensuring long-term reliability.

● Compact Design with Effective Oil Separation: Features a built-in high-efficiency oil separator with a compact structure for optimal oil separation and system stability.

● Precise Modulation & Energy Savings: A multi-stage capacity control system enables smooth and precise load adjustment from 0% to 100%, significantly reducing energy consumption by accurately matching cooling demand.

● Superior Heat Exchange & Flexibility: The evaporator employs a high-efficiency shell and tube heat exchanger with internally enhanced fin tubes for optimized design and outstanding performance. A stainless steel plate heat exchanger is available as an option to suit diverse application requirements.

● Comprehensive Intelligent Control: Equipped with full automatic control functions including startup self-check, intelligent capacity regulation, sequential shutdown, multiple fault protection and diagnosis, operation data logging, status monitoring, and auto-restart, ensuring safe and efficient unit operation.

● User-Friendly Interface: Features a color LCD touch-screen controller with an intuitive interface for easy monitoring of real-time operating status and straightforward operation.

● System Compatibility: Designed to be used with a cooling tower for seamless integration into your cooling system.


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

(1640KW~1980KW)

Items

WA-WSD1640

WA-WSD1760

WA-WSD1980

Rated cooling capacity

1410400 Kcal/h

1513600Kcal/h

1702800 Kcal/h

1640KW

1760KW

1980KW

Input power

334KW

354KW

398KW

Max operating current

645A

684A

769A

Power

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

Refrigerant

Type

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

Control

External balance temperature thermal expansion valve

Compressor

Type

Semi-hermetic screw

Power

167x2 KW

177x2 KW

199x2 KW

Start

Y-△

Y-△

Y-△

Regulation range

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

282m3/h

303 m3/h

340 m3/h

Water pressure drop

45Kpa

43Kpa

45Kpa

Inlet/outlet pipe diameter

8” inch

10” inch

10” inch

Condenser

Type

Shell and Tube

Cooling water

339 m3/h

364 m3/h

409 m3/h

Water pressure drop

48Kpa

45Kpa

47Kpa

Inlet/outlet pipe diameter

8” inch

10” inch

10” 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

4200mm

4600mm

5100mm

Width

1300mm

1400mm

1550mm

Height

1850mm

2300mm

2450mm

Machine weight

5500KG

5750KG

6000KG

Operating weight

6400KG

6680KG

6970KG


Notes:

1. Refrigeration Conditions: Chilled water inlet temperature 12°C, outlet temperature 7°C; Cooling water inlet temperature 30°C, outlet temperature 35°C. For parameters under other operating conditions, please refer to the attached table.

2. Control System: This series of units is controlled by an imported temperature controller and a programmable PLC (Programmable Logic Controller).

3. Power Supply: e.g., 380V/3PH/50Hz. Allowable voltage fluctuation: ±10%. Allowable phase voltage imbalance: ±2%.

4. Specification Update: The above specifications and dimensions are subject to change without prior notice.

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WA-WSD Series Double Head Water-Cooled Screw Chillers Parameters (1640KW~1980KW)
更新时间:Jul 25, 2026
WA-WSD Series Double Head Water-Cooled Screw Chillers Parameters  (1640KW~1980KW)

This series of chiller units incorporates advanced screw technology, integrating high efficiency, stability, and intelligence for medium to large-scale cooling applications. With exceptional engineering design and reliable core components, they deliver consistently efficient and stable performance under various operating conditions, making them an ideal solution for industrial process cooling and comfort air conditioning.


Product Advantages:

● High Efficiency & Quiet Operation: Utilizes semi-hermetic twin-screw compressors for superior efficiency, smooth operation, and significantly reduced noise levels.

● Extended Service Life: High-quality bearings are selected for a design life exceeding 40,000 hours, ensuring long-term reliability.

● Compact Design with Effective Oil Separation: Features a built-in high-efficiency oil separator with a compact structure for optimal oil separation and system stability.

● Precise Modulation & Energy Savings: A multi-stage capacity control system enables smooth and precise load adjustment from 0% to 100%, significantly reducing energy consumption by accurately matching cooling demand.

● Superior Heat Exchange & Flexibility: The evaporator employs a high-efficiency shell and tube heat exchanger with internally enhanced fin tubes for optimized design and outstanding performance. A stainless steel plate heat exchanger is available as an option to suit diverse application requirements.

● Comprehensive Intelligent Control: Equipped with full automatic control functions including startup self-check, intelligent capacity regulation, sequential shutdown, multiple fault protection and diagnosis, operation data logging, status monitoring, and auto-restart, ensuring safe and efficient unit operation.

● User-Friendly Interface: Features a color LCD touch-screen controller with an intuitive interface for easy monitoring of real-time operating status and straightforward operation.

● System Compatibility: Designed to be used with a cooling tower for seamless integration into your cooling system.


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

(1640KW~1980KW)

Items

WA-WSD1640

WA-WSD1760

WA-WSD1980

Rated cooling capacity

1410400 Kcal/h

1513600Kcal/h

1702800 Kcal/h

1640KW

1760KW

1980KW

Input power

334KW

354KW

398KW

Max operating current

645A

684A

769A

Power

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

Refrigerant

Type

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

R22 /R134A/

R407C/R404A

Control

External balance temperature thermal expansion valve

Compressor

Type

Semi-hermetic screw

Power

167x2 KW

177x2 KW

199x2 KW

Start

Y-△

Y-△

Y-△

Regulation range

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

282m3/h

303 m3/h

340 m3/h

Water pressure drop

45Kpa

43Kpa

45Kpa

Inlet/outlet pipe diameter

8” inch

10” inch

10” inch

Condenser

Type

Shell and Tube

Cooling water

339 m3/h

364 m3/h

409 m3/h

Water pressure drop

48Kpa

45Kpa

47Kpa

Inlet/outlet pipe diameter

8” inch

10” inch

10” 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

4200mm

4600mm

5100mm

Width

1300mm

1400mm

1550mm

Height

1850mm

2300mm

2450mm

Machine weight

5500KG

5750KG

6000KG

Operating weight

6400KG

6680KG

6970KG


Notes:

1. Refrigeration Conditions: Chilled water inlet temperature 12°C, outlet temperature 7°C; Cooling water inlet temperature 30°C, outlet temperature 35°C. For parameters under other operating conditions, please refer to the attached table.

2. Control System: This series of units is controlled by an imported temperature controller and a programmable PLC (Programmable Logic Controller).

3. Power Supply: e.g., 380V/3PH/50Hz. Allowable voltage fluctuation: ±10%. Allowable phase voltage imbalance: ±2%.

4. Specification Update: The above specifications and dimensions are subject to change without prior notice.

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