Tangra TANGRA EVB DEX

High Efficiency heat recovery Unit Tangra EVB DEX
 

 

Airflow up to
3500
m3/h
 
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Product description

Systems for energy saving ventilation and  heat recovery with heat pump incorporated module TANGRA EVB DEX,
are designed for ventilation and air conditioning of houses, offices, commercial buildings, restaurants and disco clubs.

 

 

EVB DEX  MODELS  

Model

Air flow V

B

H

L

L1

L2

b

h

f

[m³/h]

[mm]

[mm]

[mm

[mm]

[mm]

[mm]

[mm]

[mm]

EVB DEX-М  015

800÷1600

1500

650

2200

700

1500

300

400

125

EVB DEX-М  025

1500÷2500

1600

750

2300

750

1550

400

400

175
EVB DEX-М  035 2200÷3500 1700 1050 2600 800 1800 400 600 225
 

 

 

AERODYNAMIC CHARACTERISTICS

 

 

 

TECHNICAL SPECIFICATIONS

 

DEX-M 015

DEX-M 025

DEX-M 035

Maximum air flow

[m³/h]

1500

2500

 3500

Minimum air flow

[m³/h]

800

1500

 2200

External pressure at maximum air flow

[Pa]

300

300

 300

Nominal fan capacity

[kW]

2х0,45

2х1.00

 2х1.40

Nominal capacity of the compressor (s)

[kW]

3,00

4,00

 5,00

Nominal capacity of the electric heater (s)(anti-freeze protection)

[kW]

3.0+4.0

4.0+6.0

 6.0+7.5

Total capacity

[kW]

11,00

16,00

 21,50

Power supply

[ph/V/Hz]

3+N / 400 / 50

Room air temperature 22°C / relative humidity 30%; External air temperature -15°C / relative humidity 90%

Temperature of supply air

[°C]

22

22

 22

Efficiency of a plate heat recovery unit “air-air” REC

[%]

56.5

55,6  55,6

Recovered energy from REC

[kW]

11.06

18.15

 25.40

Heating capacity of heat pump

[kW]

6,60

11,60

 15,10

Total heating capacity (supply air)

[kW]

18,70

31,10

 43,50

Electric capacity

[kW]

7,25

11,30

 15,80

COPsystem  (1) at maximum air flow

 

2,58

2,76

 2,76

COPsystem (2) пat maximum air flow without fans

 

2,87

3,15

 3,20

Room air temperature 22°C / relative humidity 30%; External air temperature -5°C / relative humidity 90%

Temperature of supply air

[°C]

23,4

23,8

 23

Efficiency of a plate heat recovery unit “air-air” REC

[%]

57,1

56,2

 56,2

Recovered energy from REC

[kW]

8,02

13,18

 18,40

Heating capacity of heat pump

[kW]

6,60

11,60

 15,10

Total heating capacity (supply air)

[kW]

14,62

24,78

 33,50

Electric capacity

[kW]

2,49

4,07

 5,45

COPsystem  (1) at maximum air flow

 

5,87

6,09

 6,16

COPsystem  (2) at maximum air flow without fans

 

8,26

9,28

 10,33

Room air temperature 27°C / relative humidity 47%; External air temperature 35°C / relative humidity 40%

Temperature of supply air

[°C]

23,7

23,5

 24,2

Efficiency of a plate heat recovery unit “air-air” REC

[%]

62,6

54,5

 54,5

Recovered energy from REC

[kW]

2,25

3,26

 4,57

Cooling capacity of heat pump

[kW]

6,30

11,00

 13,80

Total cooling capacity (supply air)

[kW]

8,55

14,26

 18,37

Electric capacity

[kW]

2,82

4,70

 6,35

EER system (3) at maximum air flow

 

3,04

3,04

 2,90

EER system (4) пat maximum air flow without fans

 

4,08

4,33

 4,43

 

 


Technical information

  • Technical details
  • Product photos
  • Video
  • Files to download
Applications
  • Single family houses
  • Flats/ Apartments
  • Public buildings
  • Schools and Universities
  • Green buildings
  • Offices
  • Hotels
  • Retail
  • Car showroom and parks
  • Agricultural facilities
  • Factories
Elements
  • Cross-flow heat exchanger
Type
  • Plug and play
  • TANGRA Smart control
  • Heat recovery
  • Energy saving