State SW 37-670 - Manual (Page 6)

6
sIZes and data nw220 thru 670
Model Number
D E F G** H J K S T
Inlet* &
Outlet*
Boiler
Drain
Prefix Gal. Cap.
Std. KW
Input
SW
SW
SW
SW
SW
SW
SW
220
220
220
220
220
220
220
780K
840K
900K
960K
1020K
1080K
1140K
60
60
60
60
60
60
60
50
50
50
50
50
50
50
25
25
25
25
25
25
25
71
71
71
71
71
71
71
21
21
21
21
21
21
21
2
2
2
2
2
2
2
25 1/2
25 1/2
25 1/2
25 1/2
25 1/2
25 1/2
25 1/2
30
30
30
30
30
30
30
5 1/2
5 1/2
5 1/2
5 1/2
5 1/2
5 1/2
5 1/2
5
5
5
5
5
5
5
1 1/2
1 1/2
1 1/2
1 1/2
1 1/2
1 1/2
1 1/2
SW
SW
SW
SW
SW
SW
334
334
334
334
334
334
1200K
1260K
1380K
1500K
1620K
1740K
60
60
60
60
60
60
50
50
50
50
50
50
25
25
25
25
25
25
99
99
99
99
99
99
25
25
25
25
25
25
2
2
2
2
2
2
25 1/2
25 1/2
25 1/2
25 1/2
25 1/2
25 1/2
30
30
30
30
30
30
7 1/4
7 1/4
7 1/4
7 1/4
7 1/4
7 1/4
6
6
6
6
6
6
2
2
2
2
2
2
SW
SW
SW
SW
400
400
400
400
1800K
1860K
1980K
2100K
66
66
66
66
56
56
56
56
28
28
28
28
90 1/2
90 1/2
90 1/2
90 1/2
25 1/2
25 1/2
25 1/2
25 1/2
2 1/2
2 1/2
2 1/2
2 1/2
30
30
30
30
33
33
33
33
7 3/4
7 3/4
7 3/4
7 3/4
8
8
8
8
2
2
2
2
SW
SW
SW
SW
500
500
500
500
2200K
2340K
2460K
2580K
72
72
72
72
62
62
62
62
31
31
31
31
90 1/2
90 1/2
90 1/2
90 1/2
26 1/2
26 1/2
26 1/2
26 1/2
2 1/2
2 1/2
2 1/2
2 1/2
34
34
34
34
36
36
36
36
7 3/4
7 3/4
7 3/4
7 3/4
8
8
8
8
2
2
2
2
SW
SW
SW
SW
SW
SW
670
670
670
670
670
670
2700K
2820K
2940K
3060K
3180K
3300K
78
78
78
78
78
78
68
68
68
68
68
68
34
34
34
34
34
34
96 1/2
96 1/2
96 1/2
96 1/2
96 1/2
96 1/2
30 1/2
30 1/2
30 1/2
30 1/2
30 1/2
30 1/2
2 1/2
2 1/2
2 1/2
2 1/2
2 1/2
2 1/2
38
38
38
38
38
38
39
39
39
39
39
39
7 3/4
7 3/4
7 3/4
7 3/4
7 3/4
7 3/4
8
8
8
8
8
8
2
2
2
2
2
2
NOTE: For boilers 3400KW to 6000KW, consult factory.
* All fittings under 4” will be threaded type. All fittings 4” and larger will be flanged.
** Where overall height is a problem a larger diameter vessel with a reduced height may be furnished.