Classic commercial use heat pump
 

The series of air to water heat pump is one of our best-selling products. As classic commercial use type, it is popular in the market with high efficiency, energy saving and environmentally friendly features. It is widely used in hot water project of school, hotel, hospital, etc.



Specification

Model

KRS-300/G

KRS-650/G

KRS-1500/G

Power input

kw

4.3

8.6

17.2

Heating capacity

kw

17.5

34.8

69.6

Current

A

8.2/7.9/7.7

16.5/16.2/16

33/32.5/32

Power supply

V/Ph/Hz

380/3/50

Max. outlet water temperature

60

Max. power input/current

kw/A

6/11.5

12/23

24/26

Rated circulation     water flow

L/h

3000

6000

12000

Pressure difference of  inlet and outlet

Kpa

35

40

45

Refrigerant type

 

R417a

Throttling device

 

Thermostatic expansion valve

Compressor

Type

 

Scroll

Brand

 

Sanyo

Sanyo

Sanyo

Quantity

pcs

1

2

4

Condenser

Type

 

High efficiency tube-tube heat exchanger

Quantity

pcs

1

Evaporator type

 

Hydrophilic aluminum foil fin-copper tube

Aluminum foil fin-copper tube

Evaporator quantity

 

1

2

4

Heating rate          
(temp. rise 40 )

L/h

380

750

1500

Overall dimension        
(L x W x H)

mm

890×760×1025

1282×692×1460

1800×850×1780

Working temperature range

-10~43

Waterproof degree

 

IPX4

Protection against electric shock type

 

I

Noise level

dB(A)

60

62

68

Pipe connection

Pipe diameter

 

1’

1-1/ 2’

2’’

Connection type

 

Thread connection

Net weight

Kg

140

300

580

﹡Test conditions: Ambient temp. (DB/WB) 20℃/15℃, Water temp. (inlet/outlet) 15℃/55℃



Model

KRS-400/G

KRS-850/G

KRS-1700/G

Power input

kw

4.7

9.4

18.8

Heating capacity

kw

18.9

37.8

75.6

Current

A

9.9/8.5/7.9

18.9/17.5/16.8

36.5/34/32.8

Power supply

V/Ph/Hz

380/3/50

Max. outlet water temperature

60

Max. power input/current

kw/A

7/12.5

14/25

28/50

Rated circulation     water flow

L/h

3000

6000

12000

Pressure difference of  inlet and outlet

Kpa

35

40

45

Refrigerant type

 

R417a

Throttling device

 

Thermostatic expansion valve

Compressor

Type

 

Scroll

Brand

 

Dakin

Dakin

Dakin

Quantity

pcs

1

2

4

Condenser

Type

 

High efficiency tube-tube heat exchanger

Quantity

pcs

1

Evaporator type

 

Hydrophilic aluminum foil fin-copper tube

Aluminum foil fin-copper tube

Evaporator quantity

 

1

2

4

Heating rate         
(temp. rise 40 )

L/h

410

810

1630

Overall dimension       
(L x W x H)

mm

770×810×1000

1260×950×1400

2085×1030×1880

Working temperature range

-10~43

Waterproof degree

 

IPX4

Protection against electric shock type

 

I

Noise level

dB(A)

62

66

70

Pipe connection

Pipe diameter

 

1’

1-1/ 2’

2’’

Connection type

 

Thread connection

Net weight

Kg

160

350

680