RUSSIAN MANUFACTURER

Heating/Cooling Fans

DESCRIPTION

The air heating unit worms the air using the heat of hot or overheated water or steam coming from external sources of heat supply and is designed for air heating (including standby heating) of industrial premises, the technological process of which is not accompanied by any release of dust or explosive gases.

 
The unit should be operated in areas with a temperate climate. The heat transfer agent temperature should not be higher than 180°C and the pressure should be not higher than 1.2 MPa.

 
Principle of operation:

When the fan is in operation, the air is taken from the room and heated up as it passes through the air heater. Air heater consists of finned tubes with working media hot water or steam. Then it is ducted through the fan working wheel blades into the heated area.

 

If heat transfer agent change on cool fluid then the unit works as cooling equipment.

Technical Specification of Electrical Air Heating Fans EKU


No.
Parameter

EKU -12


EKU -21


EKU -25


EKU-42


EKU -64


EKU - 90


1

Rated Power, kWt

  12

  21

26,25

  42

64

90

2

Max. Air capacity, m³/h

1000

1000

2500

3000

5000

3000

11000




3

Max. Difference of temperature inlet and outlet air °С

1 working mode

25

30

25

30

15

30

15


2 working mode

35

35

35

55

25

55

25


3 working mode


45



35

65

35


4

Max. Temperature of outlet air °С


100

5

Max. temperature on the heating element surface, °С


250. Thermostat controller under request

6

Max. air pressure over the air, Pa 


250

7

Number of rows of electro heating elements

    2

    3

2

    2

3

3

8

Power of row, kWt

    6

     7

12,5

13,75

  21

21,3

30

9

Protection level

1Р30

10

Scheme of electro heating elements connection in section

Star

11

Mains voltage, V

380

12

Electro heating elements voltage, V

220

13

Frequency,Hz

50

14

Number of phases

3

15

Fan

VO-06-300-3,15

VO -06-300-4,0

VO -06-300-6,3

16

Fans Impeller rotation frequency, min -1 

1500

1500

1500

1500

3000

1500

1500


17

Installed fan power, kWt 

0,18

0,18

0,18

0,18

0,75

0,25

1,1


18

Gap between fans impeller and fans case 


1,0 +1,0

19

Max. Weight (netto), kg

40

45

53

55

67

62

90


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