UKYS/3G Series Central Heating Cylindrical Boilers
Product Code: ÜKYS/3G

Ünmak UKYS/3G series solid fuel boilers are designed to burn coal and wood. The shape is cylindrical and it has three pass. On demand the boiler can modify so that burn liquid fuel and gas. They have different capacities with high efficiency. The boilers are user friendly and provide comfortable heating. 

  1. Boiler outlet
  2. Safety outlet
  3. Chimney
  4. Water filling - Discharge
  5. Fan
  6. Boiler inlet
  7. Safety inlet
  8. Ash discharge cover
  9. Fuel entry cover
  10. Observing glass
  11. Flue pipes cleaning cover
  12. Control board
MODEL ÜKYS/3G 120 150 180 210 240 270 300 330 360 390 420 450 480 510 540 600 660 720 780 840 900 1000 1100 1200
Fuel Type Wood- Coal- Biomass
Heat Output kw 140 174 209 244 279 314 349 384 419 453 488 523 558 593 628 698 767 837 907 977 1047 1163 1279 1395
kcal/h 120000 150000 180000 210000 240000 270000 300000 330000 360000 390000 420000 450000 480000 510000 540000 600000 660000 720000 780000 840000 900000 1000000 1100000 1200000
Burning Chamber Height mm 450 485 500 540 560 595 605
Burning Chamber Width mm 655 700 750 800 815 850 895
Burning Chamber Lenght  mm 1100 1330 1510 1680 2030
Burning Chamber Volume dm3 324 373 413 575 607 764 850 1099
Fuel Entry mm 380*345 430*395 460*415 500*435 520*435
Water Volume lt 720 794 894 1146 1276 1213 1768 1814 1905 1987 2063 2433 2369 2628 2678 2585 2915 3093 3248 3448 3354 4396 4479 4610
Boiler Weight kg 1270 1375 1610 1740 1925 2000 2450 2615 2740 2830 3100 3250 3335 3585 3700 3860 4135 4350 4490 4740 5020 5600 5890 6250
Required Draft mbar 0,42 - 0,45 0,44 - 0,47 0,46 - 0,49 0,48 - 0,52 0,51 - 0,54 0,53 - 0,57 0,56 - 0,59
Min-Max Operating °C 45-85
Water Return Temperature (Recommended) °C 35
Maximum Operating Pressure bar 4
Test Pressure bar 6
Width(a) mm 1200 1240 1320 1428 1510 1580 1600 1650 1700 1790 1810 1890 1950 2000 2050 2100 2150
Lenght(b) mm 2220 2690 2920 3020 3540
Chimney Connection Height (b) mm 1145 1120 1300 1315 1370 1415 1440 1475 1485 1480 1575 1615 1640 1570 1655 1645 1700 1750 1760 1815 1860
Boiler Total Height(h) mm 1570 1610 1690 1798 1880 1950 1970 2020 2070 2160 2180 2260 2320 2370 2420 2470 2520
Exhaust Gas Connection Diameter (Chimney) mm 250 300 350 400
Min-Max Flue Temperature °C 170-210
Boiler Outlet-Inlet R'' DN 50 DN 65 DN 80 DN 100 DN 125 DN 150
Expansion Tank Outlet-Inlet R'' 1 1/4'' 1 1/2'' 2'' 2 1/2''
Filling - Discharge R'' 3/4''
Electrical Connection V/Hz 230V - 50 Hz

*The right to make changes in dimension is reserved.