open vent ecotec 415 418 428 438

ecoTEC plus 415 ecoTEC plus 418 ecoTEC plus 428 ecoTEC plus 438

Maximum CH heat input (net) kW 15.3 18.9 28.6 38.4

CH heat output (80/60 °C) kW 5.0 - 15.0 5.0 - 18.6 5.3 - 28.2 6.3 - 38.0

CH heat output (50/30 °C) kW 5.3 - 16.2 5.3 - 20.0 5.7 - 30.6 6.8 - 41.0

SEDBUK Band A A A A

SAP Seasonal Efficiency % 90.5 90.4 90.6 90.8 NOx Class 5 5 5 5

"lP rating" IPX4D IPX4D IPX4D IPX4D

Inlet gas working pressure required (natural gas) mbar 20 20 20 20

Gas supply (G20) Gross CV (s.t.) MJ/ m3 37.8 37.8 37.8 37.8

Maximum gas rate M3/h 1.61 2.0 3.02 4.06

Minimum gas rate M3/h 0.53 0.53 0.56 0.71

Burner % CO2 (Case on) % 9.3 + 0.2 - 0.5 9.3 + 0.2 - 0.5 9.3 + 0.2 - 0.5 9.0 + 0.2 - 0.5

Gas connection (compression) mm 15 15 15 15

Water connections (compression) mm 22 22 22 22

Condensate drain (internal diameter) mm 19 min. 19 min. 19 min. 19 min.

Minimum flow rate of water through the boiler L/min. 10.8 12.9 20.3 27.2

Weight kg 3.1 3.1 3.3 3.3

lectrical supply V~/ HZ 230/~50 230/~50 230/~50 230/~50

Power input W 60 60 60 60

Case height mm 600 600 600 600 Case width mm 375 375 375 375 Case depth mm 334 334 334 334

Fuse ratings;

fan supply PCB A 3.15 AT 3.15 AT 3.15 AT 3.15 AT

​