5
ENG
CLEARANCES FROM
COMBUSTIBLE MATERIALS:
Bottom: 0 mm (0 in.)
Sides: 0 mm (0 in.)
Rear: 0 mm (0 in.)
Front: 0 mm (0 in.)
Top: 0 mm (0 in.)
Flue (superate vent): 150 mm (6 in.)
Flue (co-axial vent): 50 mm (2 in.)
CLEARANCES FROM SERVICE
AND PROPER OPERATION:
Bottom: 150 mm (6 in.)
Sides: 150 mm (6 in.)
Rear: 150 mm (6 in.)
Front: 600 mm (24 in.)
Top: 150 mm (6 in.)
Model 35 BF Units Natural gas Propane
Maximum input kW 39.2 35.2
But/h 133,800 120,000
Minimum input kW 23.2 21.3
But/h 79,200 72,700
Maximum output kW 32.7 31.1
But/h 111,700 106,300
Minimum output kW 19.6 17.8
But/h 66,900 60,700
Water content l 8.0 8.0
USgal 2.1 2.1
Electric Power consumption W 165 165
Maximum C.H. pressure bar 3 3
psi 43.5 43.5
Maximum C.H. temperature °C 85 85
F 185 185
Expasion vessel Water content l 8 8
USgal 2.1 2.1
Expasion vessel Pre-charged bar 1 1
psi 14.5 14.5
C.H. setting range °C 40-80 40-80
F 104-176 104-176
D.H.Wsetting range °C 30-60 30-60
F 86-140 86-140
Continuous D.H.W. flow rate ∆t 30°C l/min 15.5 14.7
USgal/min 4.09 3.89
Minimum D.H.W. flow rate l/min 2.4 2.4
USgal/min 0.63 0.63
Minimum D.H.W. pressure bar 0.50 0.50
psi 7.3 7.3
Maximum D.H.W. pressure bar 8.6 8.6
psi 125 125
Vent Category III III
Weight kg 40 40
lb 88.2 88.2
Quantity of burners n° 15 15
Orifice ø mm 1.30 0.85
Maximum manifold gas pressure mbar 13.7 24.9
“W.C. 5.5 10.0
Minimum manifold gas pressure mbar 5.0 8.7
“W.C. 2.0 3.5
Minimum gas supply pressure mbar 16.2 30
“W.C. 6.5 12.0
MINIMUM CLEARANCES
FROM ELECTRIC METERS,
GAS METERS, REGULATORS
AND RELIEF EQUIPMENT :
US: 4 feet (1.22 m)
CND: 6 feet (1.83 m)