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BOILER RATINGS & DIMENSIONS
11. BOILER RATINGS & DIMENSIONS
Table 11.1: Series LC/LCE Boiler Ratings
1 Burner input based on No. 2 fuel oil with a heating value of 140,000 Btu per gallon.
2 Net I=B=R water ratings based on an allowance of 1.15.
3 Net I=B=R steam ratings based on an allowance for LC-04 to LC-08=1.333, LC-09=1.323, LC-10=1.310, LC-11=1.298, LC-12=1.290,
LCE-13 to LCE-24=1.288.
4 Consult factory before selecting a boiler for installations having unusual piping and pickup requirements, such as intermittent system operation, extensive piping
systems, etc.
5 Combustion efficiency determined in accordance with The Hydronics Institute’s Testing and Rating Standard for Heating Boilers.
Gross
I=B=R
Output
Mbh
Boiler
Model
Number
LC-04
LC-05R
LC-05
LC-06
LC-07
LC-08
LC-09
LC-10
LC-11
LC-12
LCE-13
LCE-14
LCE-15
LCE-16
LCE-17
LCE-18
LCE-19
LCE-20
LCE-21
LCE-22
LCE-23
LCE-24
547
649
707
868
1029
1189
1350
1511
1672
1832
1966
2125
2284
2444
2603
2763
2922
3082
3256
3430
3604
3777
16.3
19.4
21.1
25.7
30.7
35.5
40.3
45.1
49.9
54.7
58.7
63.5
68.2
73.0
77.8
82.5
87.3
92.1
97.3
102.5
107.7
112.8
4.75
5.60
6.10
7.50
8.80
10.20
11.60
12.80
14.20
15.60
17.00
18.40
19.80
21.00
22.50
24.00
25.00
26.50
28.00
29.50
31.00
32.50
Boiler
H.P.
Oil
GPH
I=B=R Burner Capacity
686
808
881
1077
1273
1469
1664
1860
2056
2252
2464
2657
2850
3043
3236
3429
3622
3815
4027
4239
4451
4663
Gas
MBH
1708
2029
2208
2713
3217
3717
4250
4804
5367
5917
6358
6875
7388
7908
8421
8938
9454
9971
10533
11096
11658
12217
Steam
Sq. Ft.
I=B=R Net Ratings
410
487
530
651
772
892
1020
1153
1288
1420
1526
1650
1773
1898
2021
2145
2269
2393
2528
2663
2798
2932
Steam
MBH
476
564
615
755
895
1034
1174
1314
1454
1593
1710
1848
1986
2125
2263
2403
2541
2680
2831
2983
3134
3284
Water
MBH
83.7
83.7
83.7
83.7
83.6
83.6
83.6
83.6
83.6
83.6
83.5
83.5
83.5
83.5
83.5
83.5
83.5
83.5
83.6
83.6
83.7
83.7
Oil
Combustion Efficiency
81.2
81.2
81.2
81.1
81.1
81.1
81.1
81.1
81.1
81.1
81.0
81.0
81.0
81.0
81.0
81.0
81.0
81.0
81.1
81.1
81.2
81.2
Gas
SERIES LC/LCE BOILER RATINGS
Figure 11.1: Tankless Coil Pressure Drops