DE DIETRICH AFC 18 - AFC 24 - AFC 30 - Manual (Page 40)

Boiler AFC 18 AFC 24 AFC 30
Minimum
power Full
power Minimum
power Full
power Minimum
power Full
power
CO
2
content (Minimum output - Start-
up output - Maximum output
% 12 - 13 - 13 12 - 13 - 13 12 - 13 - 13
Nominal water
flow rate at Pn
(50/30 °C)
ΔT = 20K m 3 /h 0.773 1.032 1.291
Stand-by losses ΔT = 30K W 109 109 128
Percentage of
losses through
the walls
compared with
the stand-by
losses
ΔT = 30K % 61 61 63
Loss of load
hydraulic circuit
(Pn)
ΔT = 20K mbar (2) 16.0 29.0 46.0
Electrical power of the boiler only with
no accessories
W 128 272 128 272 128 272
Water content litres 47 47 58
Mass flue gas flow rate (Nominal
output Pn 50/30 °C)
kg per sec 0.0075 0.01 0.0125
Kg/h 27 36 45
Net weight (without packaging) kg 117 117 135
(1) These values are pertinent for flexible flue gas evacuation systems with a diameter of 80 mm (rigid ducts). The length of rigid flue gas
evacuation systems is restricted to 18 metres for technical reasons relating to start-up.
(2) 1 mbar = 10 mmWG = 100 Pa
7. Technical specifications AFC 18 - AFC 24 - AFC 30
39 09/01/2014 - 300026440-001-03