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7F2555-N | F3255-N | F4055-N • 6 720 608 650 (2015/04)
Technische gegevens en afmetingen 2
2.8 Technische gegevens
Technische gegevens Symbool Eenheid F2555-N F3255-N F4055-N
Output en verwarmingsbehoefte
Nom. max. warmteafvoer Pn kW 17,4 22,9 30,3
Nom. min. warmteafvoer Pmin kW 6,2 7,5 8,0
Afvoer (modulatiereeks) kW 6,2 - 17,4 7,5 - 22,9 8,0 - 30,3
Nom. max. warmteaanvoer Qn kW 20,0 26,3 33,9
Nom. min. warmteaanvoer Qmin kW 7,1 8,6 9,0
Gasspecificaties
1)
1) Hi 15 °C - 1.013 mbar - droog: normaal gas 34,2 MJ/m
3
(9,5 kWh/m
3
)
Propaan 46,44 MJ/kg (12,9 kWh/kg)
Aanvoerdruk
Normaal gas G25 mbar 25 25 25
Propaan gas G31 mbar 30 30 30
Verbruik
Normaal gas G25 m
3
/h 2,3 2,9 3,7
Propaan gas G31 kg/h 1,6 2,0 2,6
Aantal injectoren 12 14 18
Specificaties van het watersysteem
Max. waterdruk
2)
2) In verband met de uitzetting van water mag deze waarde niet worden overschreden
pw bar 12 12 12
Temperatuurregeling bij maximuminstelling
Temperatuurstijging °C 50 50 50
Doorstroomsnelheid l/min 2 - 5,0 2 - 6,5 2 - 8,5
Min. bedrijfsdruk pwmin bar 0,1 0,1 0,2
Temperatuurregeling bij minimuminstelling
Temperatuurstijging °C 25 25 25
Doorstroomsnelheid l/min 4 - 10 4 - 13 4 - 17
Specificaties rookgas
3)
3) Bij een maximale warmteafvoer
Eisen m.b.t. de trek mbar 15 15 15
Doorstroomsnelheid g/s 13 17 22
Temperatuur °C 160 170 180
Tabel 4
7


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