UKY/D2 Series Boilers
Product Code: ÜKY/D2

 Ünmak UKY/D2 series solid fuel boilers are designed to burn coal and wood. Thanks to the structure of the boiler it provides 1-3 days burning before refueling again. Heat Exchange slices are used to instead of pipes so the duration between two cleanings is longer. 

  1. Chimmey
  2. Boiler Outlet
  3. Boiler Inlet
  4. Ash Box
  5. Ash Dischage cover
  6. Moveable cast iron grill
  7. Observing glass
  8. Control Board
  9. Filling Cover
  10. Ash Discharge
  11. Fan
  12. Filling/Discharge
  13. Heat exchange slices
  14. Safety outlet
  15. Safety Inlet
MODEL - SERIES ÜKY / D2 25 40 60 80 100
Fuel Type Wood - Coal- Biomass
Heat Output kW 29 46 70 93 116
kcal/h 25.000 40.000 60.00 80.000 100.000
Burning Chamber Height mm 290 385 440   400
Burning Chamber Width mm 355 500 585
Burning Chamber Length mm 500 510 660 850
Burning Chamber Volume dm3 51,5 98,2 145,2 187,0 145,2
Fuel Entry mm 190*355 190*500 190*585
Water Volume lt 70 100 130 200 240
Boiler Weight kg 245 335 380 465 530
Required Draft mbar 0,25 - 0,28 0,28 - 0,30 0,30 - 0,34 0,32 - 0,35 0,34 - 0,37
Min-Max Operating Temperature C 45-85
Return Water Temperature C 35
Maksimum Operating Pressure bar 3
Test Pressure bar 5
Width (a) mm 485 625 740
Length (b) mm 780 800 910 1120 1200
Fan Collection Width (c) mm 200 250
Chimney Collection Height(d) mm 1275 1435 1490
Total Boiler Height (h) mm 1320 1480 1565
Exhaust (Flue) mm 130 160 180 220
Min-Max Flue Temperature C 170-210
Boiler Inlet-Outlet R" 1" 1 1/4" 1 1/2" 2"
Expansion Tank Outlet-Inlet R" 1" 1 1/2"
Filling-Discharging R" 1/2" 3/4"
Electrical Connection V/Hz 230 V - 50 Hz

*The right to make changes in dimension is reserved.