H4EKO-U brown coal boiler

Coal boiler

H4EKO-U brown coal boiler with manual feeding

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EKO design

A brown coal boiler with manual feeding is easy to maintain and ensures one of the lowest heating costs.

Fuel

Brown coal

Product / output

H4EKO-U / 16 kW

H4EKO-U / 20 kW

H4EKO-U / 25 kW

 

Advantages
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Modern Approach
Today's technology goes hand in hand with quality.
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Small boiler size
The boiler is small in size but highly efficient.
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Czech tradition
Since starting boiler production in 1959, we have gained generations of experience.
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Cost Saving
The solid fuel boiler's high efficiency saves heating costs.

The brown coal boiler with manual feeding combines classic heating with modern technology that guarantee high efficiency.

In addition, you can add a pellet burner for the boiler’s automatic operation and start combining fuels.

Easy Operation

  • The coal boiler has a large hopper so that you don't have to refill too often.
  • Easy to regulate
  • The draught regulator ensures automatic power control
  • Built-in cooling circuit for safe operation

Economic operation

  • Efficiency up to 84.2 %.
  • Low fuel and electricity consumption.
  • It belongs to emission class 4 and meets ecodesign conditions.

Small size

  • It is also suitable for small boiler rooms with low ceilings.
  • Boilers with an output of 16 kW and 20 kW can also fit through a 60 cm width.

Boilers long service life

  • Warranty 5 years
  • The boiler sheet thickness of 5 mm guarantees a long service life
Types of coal boilers   H412 EKO-U
Currently not for sale
H416EKO-U H420 EKO-U H425 EKO-U
Power range kW 12 16 20 25
Guaranteed fuel / Brown coal Brown coal Brown coal Brown coal
Emission class according to EN 303-5:2013   4 4 4 4
Fuel size (grain)   Nut 1 Nut 1 Nut 1 Nut 1
Nominal output kW 12 16 20 25
Average fuel consumption kg/h 2,2 2,5 3,1 4,2
Efficiency % 82,2 84,2 81,8 79,4
Flue gas temperature at nominal output °C 195 253 285 303
Burning time h 4 4 4 4
Boiler water capacity l 32 32 36 44
Hopper capacity l 33,5 33,5 40 55
Operational chimney draught Pa 15-22 15-22 15-22 15-22
Maximum working water pressure bar 2 2 2 2
Maximum heated water temperature °C 90 90 90 90
Minimum return water temperature °C 65 65 65 65
Weight kg 217 211 234,5 289
Dimensions
Stoking hole dimensions mm 176x256 176x256 176x306 176x406
A Boiler height mm 957 957 957 957
B Boiler width mm 486 486 536 636
C Boiler depth mm 903 903 903 903
D Fume duct location from the ground to the centre of the outlet mm 635 635 635 635
E Inlet water funnel location from the ground to the centre of the outlet mm 109 109 109 109
F Outlet water funnel location from the ground to the centre of the outlet mm 791 791 791 791
Connecting outlets Js G 1 1/4" G 1 1/4" G 1 1/4" G 1 1/4"
Flue pipe diameter mm 130 130 130 159

 

Product informations
Technical documentation