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Firing Sequence
Gas Input (CSA)
# 2 Fuel Oil Input (CSA)
Output [Gas-Oil] (CSA)
NET I=B=R Water Rating GT
Cast Iron sections
Flue-way baffles
Water capacity
18°F
Water
resist-
ance
27°F
Delta T = °F
36°F
Diameter
(equivalent)
Combustion
chamber
Depth
Dimensions
Volume
MAWP (Water)
Min. Safety Relief Capacity
Electrical connection
Max. Water Temp.
Safety Limit [MR]
Operating Water Tem-
perature Range
Chamber resistance
Gas-Vent Category
Boiler vent Connection
Weight (Dry)
10
Technical Specifications
Unit
-15
-16
MBH
3,749
3,966
kW
1,099
1,162
USGPH
26.00
27.50
MBH
3.194
3.379
kW
936.2
990.2
MBH
2,778
2,938
#
15
16
#
6
6
US Gal
183.09
193.13
Liter
693
731
Ft.H 2 O
3.28
1.09
Ft.H 2 O
1.46
0.48
Ft.H 2 O
0.82
0.27
Inch
mm
Inch
62.76
67.13
mm
1,594
1,705
3
Ft
21.54
22.95
3
m
0.61
0.65
PSIG
ASME IV Rating Class 30 - 90 PSIG
MBH
3,513
3,717
V/P/H
°F/ °C
°F/ °C
Adjustable 104-212/ 40-100 Factory preset stop at 185°F/85°C optional Hi Temperature kit available
Inch w.C
0.96
1.00
mbar
2.4
2.5
#
Inch
16
16
lb
7,416
7,851
kg
3,364
3,561
Boiler Model Gt 530A Series
-17
-18
-19
-20
Sonsult Burner Technical Data
4,254
4,470
4,759
1,274
1,310
1,395
29.50
31.00
33.00
3.624
3.809
4.054
1,062.2
1,188.3
1,188.3
1,242.3
3,152
3,312
3,526
17
18
19
6
6
6
203.17
213.21
223.25
239.10
769
807
845
1.28
1.45
1.75
0.57
0.64
0.78
0.32
0.36
0.44
71.50
75.87
80.24
86.18
1,816
1,927
2,038
2,189
24.72
26.13
27.54
29.66
0.7
0.74
0.78
0.84
3,986
4,190
4,459
4,663
120/1/60 < 15A
248/120
1.04
1.09
1.15
1.21
2.6
2.7
2.85
3
I,II,III,IV or Sidewall
16
16
16
16
8,280
8,719
9,092
9,575
3,756
3,955
4,124
4,343
GT 530A
-21
-22
-23
4,975
5,191
5,480
5,696
1,458
1,521
1,606
1,669
34.50
36.00
38.00
39.50
4.239
4.423
4.669
4.853
1,296.3
1,368.3
1,422.3
3,685
3,846
4,060
4,220
20
21
22
8
8
8
249.14
259.18
269.22
905
943
981
1019
2.00
2.21
2.48
0.89
0.98
1.10
0.50
0.55
0.62
27.32
694
90.55
94.92
99.29
2,300
2,411
2,522
31.08
32.49
33.90
0.88
0.92
0.96
4,865
5,136
5,338
1.25
1.29
1.33
3.1
3.2
3.3
16
18
18
10,004
10,437
10,869
4,538
4,734
4,930
DDR_G30A/AE _IO_V4.0 09/2013
-24
-25
5,984
6,201
1,754
1,817
41.50
43.00
5.099
5.283
1,494.3
1,548.3
4,434
4,594
23
24
25
8
8
8
279.26
289.30
1057
1095
2.70
3.01
3.27
1.20
1.34
1.45
0.68
0.75
0.82
103.66
108.03
2,633
2,744
35.31
37.08
1
1.05
5,609
5,811
1.37
1.41
3.4
3.5
18
18
11,259
11,678
5,107
5,297
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