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Air to Water Chiller&Heat Pump Unit
Air to Water Modular Chiller&Heat Pump Unit
Air Cooled Screw Chiller and Heat Pump
Air to Air Packaged Rooftop Unit
Air to Air Ducted Split Unit
Water Source Heat Pump
Ground Source Heat Pump
Water Cooled Modular Chiller and Heat Pump
Water Chilled Fan Coil Unit
Top Discharge Condensing Unit
Air Handling Unit
Water Cooled Screw Chiller
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Water Cooled Modular Chiller and Heat Pump
Cooling capacity from 90 to 160 kW
Heating capacity from 82 to 168 Kw
 
 
Water to Water Unit
Indoor installation
Heat recovery rate: 20% - 25%
 
Functions
 
 
  
Characteristics
The master module can work independently or together with up to 7 slave modules, flexible design, stable performance, easy maintenance
Reusable: using solar energy stored in earth as cooling & heating source
Panels and frame are made from galvanized steel protected with polyester powder painting to ensure total resistance to atmospheric agents
3-phase scroll type compressor, with built-in thermal overload cut-out and crankcase heater, mounted on rubber vibration dampers
Shell and tube type evaporator, factory insulated with fl exible close cell material
Shell and tube dry expansion type condenser, factory insulated with fl exible close cell material
The refrigerant circuit is complete with filter drier, direct expansion valve, high and low pressure switch
Acting as multi-function unit such as cooling, heating, with heat recovery function producing hot water for domestic use. LCD display as standard.
Automatic operation dramatically reducing maintenance cost thanks to reliable microprocessor system
Wide application as hotel, apartment, villa, factory, shopping center, office building, school, etc
Electric Panel
Consists of:
♦ Compressor breaker
♦ Compressor contactor
♦ Phase sequence relay
♦ Control circuit breaker
♦ Microprocessor with function display
Optional
♦ Desuperheater as optional
♦ Electronic controller with BMS system
♦ Plate heat exchanger
♦ Sound insulation cabinet
♦ Channel steel basement
 
Nomenclature
L WW H R S C 90 D MM
① ② ③④⑤⑥ ⑦ ⑧
① L: Lark air product                      ⑤ Heat exchanger                   ⑦Model
② Unit type                                            T: Tube in tube type            ⑧Project condition
    WA: Water to Air                                P: Plate type                             D:Underground water loops
    WW: Water to Water                         S: Shell and tube type            --:Underground water
③C: Cooling only                          ⑥  Refrigerant type                   ⑨ Modular type
    H: Heat Pump                                  --: R22                                        MM:Modular master      
④ Heat recovery type                          A: R410a                                    MS:Modular slave
     --:Without heat recovery                 B: R134a
     R: With heat recovery                     C: R407c
 
Technical data (R407C)
 

Model

unit

90D

130D

160D

90

130

160

Nominal cooling capacity*

kW

90

130

160

90

130

160

Nominal heating capacity**

kW

82

125

156

95

139

168

Heat recovery capacity

kW

18

26

32

18

26

32

Heat recovery water flow

m³/h

3.1

4.5

5.5

3.1

4.5

5.5

Heat recovery pipe connection

mm

DN32

Hermetic compressor

Qty/refrigerant circuit

Nr.

2/2

3/3

4/4

2/2

3/3

4/4

Cooling power input*

kW

16.7

24.1

29.6

16.7

24.1

30.8

Heating power input**

kW

19.3

29.4

36.3

19.3

28.5

41.2

Evaporator

Pressure drop

kPa

50

56

58

50

56

58

Water flow

m³/h

15.5

22.4

27.5

15.5

22.4

27.5

Connect pipe

mm

DN65

Condenser

Pressure drop

kPa

53

58

62

40

45

50

Water flow

m³/h

18.3

26.5

32.6

8.3

12

14.8

Connect pipe

mm

DN65

Overall dimensions for standard unit

Length

mm

2200

2200

2735

2200

2610

3190

Width

mm

480

480

560

600

600

600

Height

mm

1380

1380

1400

1480

1480

1480

Overall dimensions for heat recovery unit

Length

mm

2300

2300

2835

2300

2710

3290

Width

mm

480

480

560

600

600

600

Height

mm

1380

1380

1400

1480

1480

1480

RD type Net weight

kg

760

920

1160

760

920

1160

D type Net weight

kg

680

830

1080

680

830

1080

Sound pressure level***

dB(A)

76

76

76

76

76

76

Performance values refer to the following conditions:
*Source side water inlet/outlet temperature 18ºC/29ºC, user side water inlet/outlet temperature 12ºC/7ºC, for underground water; Source side water
inlet/outlet temperature 25ºC/30ºC, user side water inlet/outlet temperature 12ºC/7ºC, for underground water loops;
**Source side water inlet/outlet temperature 15ºC/8ºC, user side water inlet/outlet temperature 40ºC/45ºC, for underground water; Source side water inlet/outlet temperature 8ºC/4ºC, user side water inlet/outlet temperature 40ºC/45ºC, for underground water loops;
***Sound pressure measured at a distance of 1 m and a height of 1.5 m above the ground in a clear field.
 
Overall dimensions
 
 
 
 
 

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