Boiler dimensions & ratings, Series ec/ect – PB Heat EC Series User Manual
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BOILER DIMENSIONS & RATINGS
Table 7.1:
Boiler Ratings
✸ As an ENERGY STAR
®
Partner, PB Heat has determined that these firing rates meet the ENERGY STAR guidelines for energy efficiency.
✝ All chimneys are 8" x 8" x 20' except those models denoted with (✝), which are 8" x 12" x 20'.
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 of 1.333.
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
Output is Heating Capacity for models with inputs <300 MBH and Gross Output for models with inputs
≥300 MBH. Heating Capacity and Annual Fuel
Utilization Efficiency (AFUE) ratings are based on U.S. Government tests, with 13% CO
²
and –0.02" w.c. draft over fire. Before purchasing this appliance, read
important information about its estimated annual energy consumption or energy efficiency rating that is available from your retailer.
6
Combustion efficiency and gross output are determined in accordance with The Hydronics Institute’s Testing and rating standard for Heating Boilers; @ 12.5%
CO
²
and -0.02" w.c. draft over fire.
Series EC/ECT
Model
Number
Input
Output
5
,
MBH
Net I=B=R Ratings
4
AFUE,
%
Thermal
Efficiency
6
,
%
Combustion
Efficiency
,
%
GPH¹ MBH Water Steam
Steam,
sqft
Steam,
MBH³
Water,
MBH² Water Steam
EC/ECT-03
✸
0.75
105
92
91
283
68
80
86.6
✸
85.4
✸
–
–
EC/ECT-03
✸
1.00
140
121
120
375
90
105
85.3
✸
84.4
–
–
EC/ECT-03
1.20
168
144
142
446
107
125
83.9
82.9
–
–
EC/ECT-04
✸
1.25
175
152
151
471
113
132
86.1
✸
85.1
✸
–
–
EC/ECT-04
✸
1.50
210
181
180
563
135
157
85.2
✸
84.5
–
–
EC/ECT-04
1.75
245
209
208
650
156
182
84.5
83.8
–
–
EC/ECT-05
✸
1.75
245
214
212
663
159
186
86.2
✸
85.6
✸
–
–
EC/ECT-05
✸
2.00
280
241
240
750
180
210
85.2
✸
84.6
–
–
EC/ECT-05
✝
2.50
350
286
286
896
215
249
–
–
81.9
84.1
EC/ECT-06
✝
2.75
385
321
321
1004
241
279
–
–
83.3
84.4
EC/ECT-06
✝
3.00
420
347
347
1083
261
302
–
–
82.5
83.7
Water Content,
gal
Minimum
Stack
Draft
Required,
in. W.C.
Water
Steam
17.40
14.16
-.03
17.40
14.16
-.04
17.40
14.16
-.05
21.72
17.28
-.03
21.72
17.28
-.04
21.72
17.28
-.05
26.04
20.40
-.03
26.04
20.40
-.04
26.04
20.40
-.05
30.36
23.52
-.04
30.36
23.52
-.05