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Technical features and dimensions
2.5 -
PERFORMANCE DATA
For information regarding the adjustment of: INJECTORS - BURNER PRESSURES – DIAPHRAGMS – OUTPUTS – GAS CONSUMPTIONS please refer to the
paragraph ADAPTMENT TO THE USE OF OTHER GASES.
Minimum heat input
Nominal heat input (low)
(*) Nominal heat input (high) (reduction for Altitude)
Nominal heat output (HT)
Minimum heat output (HT)
Efficiency at full load (100%)
Efficiency at min load
Nominal heat output in condensing mode
Minimum heat output in condensing mode
Efficiency at nominal load in condensing mode
Efficiency at min load in condensing mode
Combustion efficiency at nominal load
Combustion efficiency at min load
Stand-by losses
Flue gas temperature (Flue gas temp - room temp)
λ
Air excess
Condensate production max
Boiler category
Minimum water flow rate in CH circuit
Min. pressure in CH circuit
Max. pressure in CH circuit
Min. dynamic gas pressure (natural gas)
Water content in primary circuit
Maximum operating temperature
Minimum operating temperature
Electrical supply
Net weight
Gross weight
Max dynamic gas pressure A (natural)
Nominal dynamic gas pressure A (natural)
Min. dynamic gas pressure A (natural)
Max dynamic gas pressure E (Propan HD)
Nominal dynamic gas pressure E (Propan HD)
Min. dynamic gas pressure E (Propan HD)
(*)
For adjustments, refer to section 3.26 and 3.27
12
Δt 36 °F (20 °C)
[Btu/hr (kW)]
83,300
[Btu/hr (kW)]
341,000
[Btu/hr (kW)]
307,000
[Btu/hr (kW)]
298,600
[Btu/hr (kW)]
72,000
[%]
87.55
[%]
86.44
[Btu/hr (kW)]
298,600
[Btu/hr (kW)]
72,000
[%]
93.66
[%]
98.3
[%]
97.9
[%]
98.4
[%]
0.90
[°F (°C)]
101.3
[%]
25.50
[lb/hr (kg/hr)]
30.36
IV
[gal/min (l/min)]
4.0
[psi (kPa)]
7.3
[psi (kPa)]
92
[in wc (kPa)]
3.5
[gal (L)]
1
[°F (°C)]
176
[°F (°C)]
86
[V-Hz]
120 - 60
[lb (kg)]
298
[lb (kg)]
312
[in wc (kPa)]
10.5
[in wc (kPa)]
7.0
[in wc (kPa)]
3.5
[in wc (kPa)]
13.0
[in wc (kPa)]
11.0
[in wc (kPa)]
8.0
ALKON 90
(24,41)
(99,94)
(89,97)
(87,51)
(21,10)
(87,51)
(21,10)
(38,5)
(13,8)
(15,12)
(50)
(634)
(0,87)
(3,9)
(80)
(30)
(135)
(141,5)
(2.61)
(1.74)
(0.87)
(3.23)
(2.74)
(1.99)
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