![background image](http://html1.mh-extra.com/html/watts/aerco-mlx-ext-1500-2s/aerco-mlx-ext-1500-2s_installation-operation-and-maintenance-manual_876624021.webp)
Modulex EXT Commercial Series
CHAPTER 3: Technical Features & Dimensions
OMM-0160_A
• DRAFT Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
21
of
117
3.5 Performance Data
Model MODULEX EXT 1500 2S
2300 2S
2600 2S
3000 2S
Min. heat input
83,300 Btu/hr (24.4 kW)
Nominal heat input
(low altitude)
1,530,000 Btu/hr
448.4 kW
2,295,000 Btu/hr
672.7 kW
2,677,000 Btu/hr 784.6 kW
3,060,000 Btu/hr
896.9 kW
(*) Nominal heat input (high)
(reduction for Altitude)
1,377,000 Btu/hr
kW403.6
2,065,500 Btu/hr
605.4 kW
2,409,300 Btu/hr
706.2 kW
2,754,000 Btu/hr
807.2 kW
Nominal heat output (HT)
1,382,202 Btu/hr
405.1 kW
2,073,303 Btu/hr
607.7 kW
2,418,402 Btu/hr
708.8 kW
2,764,404 Btu/hr
810.2 kW
Minimum heat output (HT)
N.R.
Efficiency at full load (100%)
90.34%
90.34%
90.34%
90.34%
Efficiency at min load
84.23%
Nominal heat output in
condensing mode
1,433,610 Btu/hr
420.2 kW
2,150,415 Btu/hr
603.3 kW
2,508,349 Btu/hr
735.2 kW
2,867,229 Btu/hr
804.4 kW
Min. heat output in condensing
mode
81,801 Btu/hr
24.0 kW
Efficiency at nominal load in
condensing mode
93.70%
93.70%
93.70%
93.70%
Efficiency at min load in
condensing mode
98.20%
Combustion efficiency at nominal
load
89.82%
89.82%
89.82%
89.82%
Combustion efficiency at min.
load
90.52%
Stand-by losses
0.1%
Flue gas temperature (Flue gas
temp - room temp)
113°F (45°C)
Air excess l
24.29%
Condensate production max
11.57 Btu/hr
25.51 kW
23.15 Btu/hr
51.04 kW
28.97 Btu/hr
63.87 kW
34.74 Btu/hr
76.59 kW
Boiler category
II and IV
Minimum water flow rate in CH
circuit Δt 68 °F (20 °C)
3.89 gal/min
14.74 l/min
Min. pressure in CH circuit
7.25 psi (50 kPa)
Max pressure in CH circuit
92 psi (630 kPa)
Water content in primary circuit
2.67 gal
10.10 L
4.83 gal
18.30 L
5.92 gal
22.40 L
7.00 gal
26.50 L
Max operating temp
176°F (80°C)
Min. operating temp.
86°F (30°C)
Electrical supply
120 - 60 V-Hz
Electrical req: 120 V 15 AMP max.
1.4 FLA
2.8 FLA
3.5 FLA
4.2 FLA
Net weight
1,137 lbs (516 kg)
568 lbs (258 kg)
634 lbs (288 kg)
756 lbs (343 kg)
Gross weight
1,289 lbs (585 kg)
1,558 lbs (707 kg)
1,776 lbs
(806 kg)
1,891 lbs
(858 kg)
Max dynamic gas pressure A
(natural)
10.5 in wc
(2.61 kPa)
Nominal dynamic gas pressure A
(natural)
7.0 in wc
(1.74 kPa)
Min dynamic gas pressure A
(natural gas)
3.5 in wc
(0.85 kPa)
Max dynamic gas pressure E
(Propan)
13.0 in wc
(3.23 kPa)
Nominal dynamic gas pressure E
(Propan)
11.0 in wc
( 2.74 kPa)
Min dynamic gas pressure E
(Propan)
8.0 in wc
(1.99 kPa)
(*) For adjustments, refer to section 3.30 and 3.31
NOTE:
The Technical data plate is placed under the casing. See section 2.7 for more information.
Содержание AERCO MLX EXT 1500 2S
Страница 72: ......