Floor Type Condensing Boiler (For Natural Gas) PS300 ON

  • Available in 5 models; 3 to 7 sections
  • High Efficiency with low NOx and CO emission
  • High quality cast aluminium parts
  • High modulation rate
  • Cascade operating solutions (up to 16 boilers) max. 2.992 kW
  • Zone control systems
  • Frost protection
  • Delta-T exchanger protection
  • Fiber coated Premix Burner
  • Compatibility with Open Therm and BUS communication systems
  • Easy to install, use and maintenance
PS 300 PS 300 - PS 300W Series
Boiler Model 303 304 305 306 307
Segment Number Pieces 3 4 5 6 7
Nominal Outlet (80/60 °C) Pn Min/Max kW 14/62 19/88 18/115 33/142 37/171
Nominal Outlet (50/30 °C) Pn Min/Max kW 16/69 22/94 21/124 37/154 41/187
Nominal Head Load Min/Max kW 15/65 20/90 19/119 34/148 38/180
Efficiency (80/60 °C)  Partial / Full Load % 94/96 95/98 95/96 96/96 96/95
Efficiency (50/30 °C)  Partial / Full Load % 107/106 108/105 106/104 109/104 107/104
Condensation Connector Ø R  3/4"
Smokestack Dia. mm 80 100 115 127 150
Water Connector (Outlet & Return) Ø R1" R1  1/4" R1  1/41 R1  1/2" R1  1/2"
Gas Connector Ø R  3/4" R1" R1" R1  1/4" R1  1/2"
Gas Pressure Min/Max Mbar 17/25
Gas Consumption (G20) Min/Max m³/h 1,5/6,9 2,1/9,3 2,0/11,9 3,4/14,9 3,9/18,9
(G25) Min/Max m³/h 1,8/8,0 2,5/11,0 2,4/14,2 4,2/17,4 4,6/20,6
Gas Categories I2H, I2C, I2L, I2E"
No Type 5
Waste Gas Flowrate kg/h 105 148 210 274 343
Smokestack Type B23, C53
Waste Gas Temperature (50/30 °C) - (80/60 °C) °C 41,8/59,3 39,4/60,8 40,4/62,4 39,9/56,7 42,6/61,4
Maximum Water Temperature °C 110
Operating Temperature °C 40-80 / 20-40
Operating Pressure Min/Max Bar 0,8/6,0
Water Volume Lt 6,5 8,5 10,5 12,5 14,5
Water Resistence  10 °C / 20 °C / T Mbar 299/125 220/110 363/161 275/160 300/150
Condensation Flowrate kg/h 7 10 13 16 19
Power Consumption Watt 160(0,7A) 190 (0,8A) 260 (1,1A) 260 (1,1A) 320 (1,4A)
Electric Power Supply V-Hz 230 - 50Hz
Class Of insulationMaterial IP 20
Weight kg/h 107 133 164 196 226
Noise Lecel (From 1 mt. Away) dBA < 50