WS-28-R410A

Technical Data

Model

 

WS-28

Cooling capacity (1)

Watt

8202

Btu/h

28000

Heating capacity (1)

Watt

9813

Btu/h

33500

Power Consumption (2)

Cooling

Watt

2103

Heating

Watt

2336

Operating Current (2)

Cooling

Amp.

13.3

Heating

Amp.

16.9

C.O.P

Cooling

 

3.90

Heating

 

4.20

Air Flow

M3/h

1530

CFM

900

Net Static Pressure (3)

mm H2O

2.5

Water Flow

M3/h

1.5

GPM

6.5

Heat Rejection-Cooling

Watt

10305

Btu/h

35180

Heat Extraction-Heating

Watt

7477

Btu/h

25525

Power Supply

V/Ph/Hz

230/1/50 (4)

Time Delay Fuse

Amp.

C20

Water Piping in/out

BSP

1"

Drain

mm

19

Refrigerant Charge

gr.

2400

Dimensions (LxWxH)

mm

1040x600x460

Net Weight

Kg.

94

 

 

Notes:

1.    Design data for cooling:

Air entering temperature 27C db/19C wb and water inlet temperature 29C

Design data for heating:

Air entering temperature 21C and water inlet temperature 20C

2.    Excluding electrical heating element.

3.    Net static pressure available at fan discharge at nominal capacity.

4.    Available also in 400/3/50.

    

 

 

 

 

 

 

 

 

 

Cooling Performance 

AIR Entering Temperature 24 C db/ 17 C wb

Entering Water Temp.

Water Flow

Water Pressure Drop

Cooling Capacity

Power Cons.

Heat Rejection

COP

C

F

m/hr

gpm

m. H2O

Watt

Btu/h

Watt

Watt

Btu/h

 

29

85

1.2

5.2

0.3

7594

25925

2047

9640

32912

3.71

29

85

1.5

6.5

0.4

7709

26320

2071

9781

33392

3.72

29

85

1.8

7.8

0.8

7825

26715

2098

9923

33879

3.73

32

90

1.2

5.2

0.3

7214

24629

2169

9383

32035

3.33

32

90

1.5

6.5

0.4

7324

25004

2196

9520

32500

3.34

32

90

1.8

7.8

0.8

7434

25379

2222

9656

32965

3.35

35

95

1.2

5.2

0.3

7032

24007

2292

9324

31832

3.07

35

95

1.5

6.5

0.4

7139

24372

2320

9459

32293

3.08

35

95

1.8

7.8

0.8

7246

24738

2348

9594

32754

3.09

AIR Entering Temperature 27 C db/ 19 C wb

Entering Water Temp.

Water Flow

Water Pressure Drop

Cooling Capacity

Power Cons.

Heat Rejection

COP

C

F

m/hr

gpm

m. H2O

Watt

Btu/h

Watt

Watt

Btu/h

 

29

85

1.2

5.2

0.3

8079

27580

2076

10154

34666

3.89

29

85

1.5

6.5

0.4

8202

28000

2103

10305

35180

3.90

29

85

1.8

7.8

0.8

8325

28420

2128

10453

35686

3.91

32

90

1.2

5.2

0.3

7675

26201

2200

9875

33712

3.49

32

90

1.5

6.5

0.4

7791

26600

2229

10021

34210

3.50

32

90

1.8

7.8

0.8

7908

26999

2256

10164

34701

3.51

35

95

1.2

5.2

0.3

7481

25539

2327

9808

33484

3.21

35

95

1.5

6.5

0.4

7595

25928

2355

9950

33969

3.22

35

95

1.8

7.8

0.8

7709

26317

2384

10092

34455

3.23

Heating Performance 

AIR Entering Temperature 21 C

Entering Water Temp.

Water Flow

Water Pressure Drop

Heating Capacity

Power Cons.

Heat Extraction

COP

C

F

m/hr

gpm

m. H2O

Watt

Btu/h

Watt

Watt

Btu/h

 

12

54

1.2

5.2

0.3

8462

28890

2081

6381

21785

4.07

12

54

1.5

6.5

0.4

8635

29480

2102

6533

22302

4.11

16

61

1.2

5.2

0.3

9039

30860

2195

6845

23367

4.12

16

61

1.5

6.5

0.4

9224

31490

2219

7005

23914

4.16

20

68

1.2

5.2

0.3

9616

32830

2313

7304

24935

4.16

20

68

1.5

6.5

0.4

9813

33500

2336

7477

25525

4.20

24

75

1.2

5.2

0.3

10097

34472

2405

7692

26260

4.20

24

75

1.5

6.5

0.4

10303

35175

2429

7874

26881

4.24

 For additional information contact Unique ltd.

 

Configurations

Data Sheet  Service Manual

Data Sheet  Data Sheet

Product specifications are subject to change without notice.
Appearance of products may differ slightly from catalog.
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