44
SFK 55 - RAD - ING - Manual - 1512.2_CSA_TTS
2. MAINTENANCE
SUPPOR
T CENTER
2.2.7. TECHNICAL DATA
Model
SFK 55
Gas category
Natural Gas (Gas A) /
Propane (Gas E)
Maximum nominal heat capacity
BTU/hr (kW)
187667 (55)
Minimum nominal heat capacity
BTU/hr (kW)
18766 (5.5)
Noise factor
dB
52.4
Combustion data
Fumes temperature at nominal heat capacity 176-140°F
(80-60°C)
°F (°C)
150.80 (66)
Fumes temperature at minimum heat capacity 176-140°F
(80-60°C)
°F (°C)
131.00 (55)
CO
2
at nominal heat capacity - Gas A
%
9.6 - 9.2
CO
2
at minimum heat capacity - Gas A
%
9.3 - 8.9
CO
2
at nominal heat capacity - Gas E
%
10.7 - 10.3
CO
2
at minimum heat capacity - Gas E
%
9.70
Fumes mass at nominal heat capacity - Gas A
g/s
22.0
Fumes mass at minimum heat capacity - Gas A
g/s
2.20
Fumes mass at nominal heat capacity - Gas E
g/s
22.5
Fumes mass at minimum heat capacity - Gas E
g/s
2.20
Domestic circuit
Adjustable domestic temperature
°F (°C)
104 - 140 (40 - 60)
Maximum pressure for domestic circuit
PSI (bar)
150 (10.34)
Minimum pressure for domestic circuit
PSI (bar)
10 (0.69)
Specific capacity in continuous service - ΔT 54°F (30°C)
GPM (litres/min)
7.08 - (26.8)
Specific capacity in continuous service - ΔT 77°F (43°C)
GPM (litres/min)
5.1 - (19.3)
Minimum flow rate
GPM (litres/min)
0.66 (2.5)
Dimension
(Water heater casing size)
Width
in (mm)
16.14 (410)
Depth
in (mm)
19.09 (485)
Height
in (mm)
25.19 (640)
Gross weight
lb (kg)
110.23 (50)
Water connections
Cold water inlet
Ø
3/4" NPT
Hot water outlet
Ø
3/4” NPT
Gas
Ø
3/4” NPT
Recirculation mode
Ø
3/4” NPT
Condensate drain
Ø
0.78 in (20mm)
Flue Systems
Flue outlet fitting
in (mm)
3 (80)
Air intake fitting
in (mm)
3 (80)
Max discharge length - Hor. coaxial Ø2.36”/3.94” (60/100mm) ft (m)
3.28 (1)
Max discharge length - Hor. coaxial Ø3”/5” (80/125mm)
ft (m)
16.40 (5)
Max discharge length Ø2”/2” (Ø50/50 mm) - Hor Split with
frequency 255 Hz
(1)
ft (m)
18.04 (5.5)
MAINTENANCE
Содержание SFK 55
Страница 6: ......
Страница 32: ......
Страница 61: ...61 SFK 55 RAD ING Manual 1512 2_CSA_TTS 3 USE USER ...
Страница 62: ...62 SFK 55 RAD ING Manual 1512 2_CSA_TTS 3 USE USER ...
Страница 63: ...63 SFK 55 RAD ING Manual 1512 2_CSA_TTS 3 USE USER ...
Страница 64: ...64 SFK 55 RAD ING Manual 1512 2_CSA_TTS 3 USE USER ...
Страница 73: ......
Страница 74: ......
Страница 75: ......