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Bryan Steam, LLC
Engineering Section
RELIEF VALVE SELECTIONS
Form 2284
1/21/2005
H.S. Boiler Model Pressure Part # Model Qty. Size
A
ctual Cap. Actual Cap.
V
endo
r
(Psig) Per Valve Total
(MBH) (MBH)
544 RV450
30# 26129 740 2 1½x2 2900 5800 Watts
45# 26141 740 1 2x2½ 7067 7067 Watts
50# 26142 740 1 2x2½ 7672 7672 Watts
60# 26126 740 2 1¼x1½ 3560 7120 Watts
75# 94038 740 1 1½x2 5909 5909 Watts
125# 26200 174A 1 1½x1½ 6460 6460 Watts
150# 26173 174A 2 1x1 3795 7590 Watts
597 RV500
30# 26138 740 2 2x2½ 5250 10500 Watts
45# 26141 740 1 2x2½ 7067 7067 Watts
50# 26142 740 1 2x2½ 7672 7672 Watts
60# 26126 740 2 1¼x1½ 3560 7120 Watts
75# 26127 740 2 1¼x1½ 4285 8570 Watts
125# 26200 174A 1 1½x1½ 6460 6460 Watts
150# 26173 174A 2 1x1 3795 7590 Watts
668 RV550
30# 26138 740 2 2x2½ 5250 10500 Watts
45# 26141 740 1 2x2½ 7067 7067 Watts
50# 26142 740 1 2x2½ 7672 7672 Watts
60# 26126 740 2 1¼x1½ 3560 7120 Watts
75# 26127 740 2 1¼x1½ 4285 8570 Watts
125# 26186 174A 2 1¼x1¼ 5370 10740 Watts
150# 26173 174A 2 1x1 3795 7590 Watts
722 RV600
30# 26138 740 2 2x2½ 5250 10500 Watts
45# 26132 740 2 1½x2 3903 7806 Watts
50# 26142 740 1 2x2½ 7672 7672 Watts
60# 26135 740 2 1½x2 4907 9814 Watts
75# 26127 740 2 1¼x1½ 4285 8570 Watts
125# 26186 174A 2 1¼x1¼ 5370 10740 Watts
150# 26173 174A 2 1x1 3795 7590 Watts
847 RV700
30# 26138 740 2 2x2½ 5250 10500 Watts
45# 26141 740 2 2x2½ 7067 14134 Watts
50# 26133 740 2 1½x2 4237 8474 Watts
60# 26135 740 2 1½x2 4907 9814 Watts
75# 26127 740 2 1¼x1½ 4285 8570 Watts
125# 26186 174A 2 1¼x1¼ 5370 10740 Watts
150# 94064 174A 1 2x2 14370 14370 Watts
972 RV800
30# 26138 740 2 2x2½ 5250 10500 Watts
45# 26141 740 2 2x2½ 7067 14134 Watts
50# 26142 740 2 2x2½ 7672 15344 Watts
60# 26135 740 2 1½x2 4907 9814 Watts
75# 94048 740 1 2x2½ 10700 10700 Watts
125# 26186 174A 2 1¼x1¼ 5370 10740 Watts
150# 94064 174A 1 2x2 14370 14370 Watts
RV Series Water Boilers
Sheet: RV-W2
File: Form 2284.XLS
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