UKYS/Y Series Central Heating Two Pass Automatic Loading Cylindrical Boilers
Product Code: ÜKYS/Y

Ünmak UKYS/Y series automatic loading solid fuel Boilers are designed to burn coal, prina and nutshells with diameter up to 25mm. The Boilers have different capacities and can modify to burn liquid fuel and gas. Additionally the structure of the Boilers let user load wood and coal manually. Boilers are user friendly and provide comfortable heating. 

  1. Boiler outlet
  2. Safety outlet
  3. Chimney
  4. Boller inlet
  5. Safety inlet
  6. Fan
  7. Ash discharge cover
  8. Fuel entry cover
  9. Observing glass
  10. Flue pipes cleaning cover
  11. Flue pipes cleaning cover
  12. Contral board
  13. Bunker
  14. Reducar 
  15. Table 
  16. Spiral
MODEL - SERIES ÜKYS/Y 200 225 250 300 350 400 450 500 600 700 800
Fuel type Coal - Prina - Pellet - Nutshells etc.
Heat Output kw 233 262 291 349 407 465 523 582 698 814 930
kcal/h 200.000 225.000 250.000 300.000 350.000 400.000 450.000 500.000 600.000 700.000 800.000
Burning Chamber Dimensions mm 430*410 770*680 820*710 820*780 850*880 950*900 1000*960
Fuel Capacity Kömür kg 300 350 450
Prina kg 255 298 383
Water Volume  lt 900 1000 1050 1260 1440 1880 1990 2050 2560 3090 330
Boiler Weight kg 2000 2200 2310 2590 2900 3170 3650 3820 4525 5300 5820
Required Draft mbar 0,44 - 0,47 0,46 - 0,49 0,48 - 0,52 0,51 - 0,54
Temperature Control Range °C 45-85          
Water Return Temperature °C 35          
Maximum  Operation Pressure bar 4          
Test Pressure bar 6          
Boiler Total Widht (a) mm 2050 2150 2200 2300 2350 2500 2700 2730
Leght(b) mm 2210 2650 3025 3090 3360 3400 3550
Body Widht (C) mm 1250 1350 1400 1500 1550 1700 1900 1930
Chimney Connection Height(d) mm 1015 1115 1165 1265 1315 1465 1665 1695
Spiral Disassemble Distance (e) mm 1350 1450 1500 1600 1650 1800 2000 2030
Boiler Total Height mm 1530 1630 1680 1780 1830 1980 2180 2210
Exhaust gas Connection Diameter mm 300 350 400
Min-Max Flue Temprature °C 170-210
Boiler Outlet Inlet R'' DN 65 DN 80 DN 100 DN 125
Expansion Boiler Inlet R'' 1 1/4'' 1 1/2'' 2'' 2 1/2''
Filling Discharge R'' 3/4''
Electrical connection V/Hz 400V - 50 Hz          

*The right to make changes in dimension is reserved.