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Heat pump air to water

HOTJET ASK (outdoor unit)

Using the outside air as an energy source. 

Heat pump air-water Hotjet ASK the ideal for a new buildings without the space inside.

Hotjet ASK A+
Hotjet ASK A++

Hotjet ask

Benefits:
  • Compact unit
  • Outside installation
  • Stainless steel cabinet
  • The maximum flow temperature to 55 ° C, EVI compressor 65 ° C 
  • Efficient operation to -25 °C 
  • Bivalent 7.5 kW inside optional
  • Extremely quiet axial fan
  • Stainless steel cabinet
  • Central control of heating and heating of DHW
  • Suitable for floor and radiator systems
  • Wired and wireless control
Integrated as standard :
  • The electric switchboard
  • Cable 5 m standardly integrated
  • The controller Siemens basic RVS41 
LOGO TUV SUD vyrobeno-v-ceske-republiceHotjet ASK

Pohled na detail ASK ve sněhu 

Technical data

 

Model

8ask 11ask 15ask 18ask 21ask
Performance data EN14511
Heat output / Input / COP

A7/W35

8,8/2,0/4,4

11,4/2,6/4,4

13,2/3,0/4,4

16,2/3,7/4,4

18,4/4,2/4,4

A2/W35

7,6/2,0/3,8

9,9/2,6/3,8

11,5/3,0/3,8

14,1/3,7/3,8

16,0/4,2/3,8

A7/W45

8,4/2,4/3,5 11,3/3,2/3,5 13,0/3,7/3,5 15,8/4,5/3,5 18,3/5,2/3,5

A2/W45

7,4/2,4/3,1 9,9/3,2/3,1 11,4/3,7/3,1 13,9/4,5/3,1 16,0/5,2/3,1

refrigerant circuit

Refrigerant

R404A

Amount of refrigerant

2,6 2,8 2,8 2,9 2,9

Defrost

Automatic with dynamic period

Type of defrosting 

Reverse Circulation

Heated bottom plate

Yes (with waste heat)

Dimensions   

W x D x H [mm]

1296x503x1137

Weight   

145

145

150

155

160

Installation   

Outside

Case

Stainless Steel

Electrical Data

Connection Voltage

400V/3f/50Hz (volitelně 230V/1f/50Hz)

Type of compressor

Copeland scroll

Running current[A]

4,5

5

5,8

9

9,1

Starting Current [A]

18

20

23

36

36,4

Max. Running Current [A]

6,5

7

8,8

12,8

13,1

Fuse Protection [A]

16 B

16 B

20 B

20 B

20 B

Noise

Sound Power Lw dB

61

Sound Pressure Lp at 1m dB[A]

49

Others

Controller  

Siemens RVS41

Control unit

AVS37

Wireless control and room unit  

Optional

External Switch Box

Included with 5m control line

Softstarter

Optional Danfoss

Cascade 

Up to 16 sources (heat pumps or mixed)

 *) Values as A2/W35 mean: intake air temperature is 2 ° C, outlet water temperature from the heat pump is 35 ° C. Values are reported according to standards EN 14511-1 to 4:2005

Installation pictures




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