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12 | Product Description
Description
1 – Heating supply
inch
(DN)
2 – Heating return 1
inch
(Low Temperature)
(DN)
3 – Heating return 2
inch
(High Temperature)
(DN)
4 – Safety device
Ø - inch 1 1/4
fitting
5 – Boiler drain fitting Ø - inch 1
6 – Condensate drain
Ø - inch 1
fitting
7 – Flue gas exhaust
Ø mm
fitting
8 – Instrument bulb/
n° x Ø '' 3 x 1/2
probe sockets
A – Distance from
inch
burner head to heating
(mm)
supply
B – Distance from
inch
heating flow outlet to
(mm)
return 1
C – Distance between
inch
heating returns 1 & 2
(mm)
D – Distance between
inch
heating return 2 and
(mm)
safety device fitting
E – Distance between
inch
heating flow outlet and
(mm)
safety device fitting
F – Distance between
inch
heating return 1 and
(mm)
flue gas outlet
G – Height of
inch
condensate drain
(mm)
H – Height of boiler
inch
flanges
(mm)
I – Height of flue gas
inch
outlet
(mm)
L – Height of boiler
inch
drain fitting
(mm)
M – Boiler centerline
inch
(mm)
N – Distance from
inch
burner head to door
(mm)
O – Distance from
inch
Boiler drain fitting
(mm)
P – Height of heating
inch
return 1
(mm)
(Low Temperature)
Table 6 Technical Data
6 720 805 218 (2013/02)
SB625WS
160
220
290
2 1/2
2 1/2
2 1/2
(65)
(65)
(65)
2 1/2
2 1/2
2 1/2
(65)
(65)
(65)
2
2
2
(50)
(50)
(50)
1 1/4
1 1/4
1
1
1
1
200
200
250
3 x 1/2
3 x 1/2
11 7/8
11 7/8
11 13/16
(302)
(302)
(300)
34 7/8
34 7/8
41 3/8
(885)
(885)
(1050)
7 7/8
7 7/8
11 13/16
(200)
(200)
(300)
11 1/4
11 1/4
11 13/16
(285)
(285)
(300)
15 3/4
15 3/4
17 3/4
(400)
(400)
(450)
10 5/8
10 5/8
10 5/8
(270)
(270)
(270)
6 5/16
6 5/16
6 1/2
(160)
(160)
(165)
52 3/4
52 3/4
57 1/16
(1340)
(1340)
(1450)
20 1/4
20 1/4
21 1/2
(515)
(515)
(545)
2 3/8
2 3/8
2 7/16
(60)
(60)
(61)
13 9/16
13 9/16
14 9/16
(345)
(345)
(375)
4 5/16
4 5/16
4 3/4
(110)
(110)
(120)
5 3/16
5 3/16
5 3/8
(132)
(132)
(137)
–
–
–
370
480
640
3
4
4
(80)
(100)
(100)
3
4
4
(80)
(100)
(100)
2 1/2
3
3
(65)
(80)
(80)
1 1/4
1 1/2
1 1/2
1
1
1
1
1 1/4
1 1/4
250
300
300
3 x 1/2
3 x 1/2
3 x 1/2
12 5/8
12 1/4
12 1/4
(321)
(311)
(311)
48 5/16
55 5/16
63 3/16
(1235)
(1405)
(1605)
9 7/8
10 1/8
11 13/16
(250)
(255)
(300)
17 3/4
23 5/8
27 9/16
(450)
(600)
(700)
21 1/16
21 11/16
23 13/16
(535)
(550)
(605)
10 5/8
10 5/8
10 5/8
(270)
(270)
(270)
6 1/2
8 1/2
8 1/2
(165)
(215)
(215)
57 1/16
66 3/4
66 3/4
(1450)
(1695)
(1695)
21 1/2
25 3/8
25 3/8
(545)
(645)
(645)
2 7/16
3 1/4
3 1/4
(61)
(82)
(82)
14 9/16
15 9/16
15 9/16
(375)
(395)
(395)
4 3/4
4 15/16
4 15/16
(120)
(125)
(125)
5 3/8
4 15/16
4 15/16
(137)
(125)
(125)
–
–
–
SB745WS
800
1050
1300
5
5
6
(125)
(125)
(150)
5
5
6
(125)
(125)
(150)
3
3
4
(80)
(80)
(100)
3
3
3
1 1/4
1 1/4
1 1/4
1 1/4
1 1/4
1 1/4
350
350
400
3 x 1/2
3 x 1/2
3 x 1/2
16 1/8
16 1/8
17 5/16
(410)
(410)
(440)
70 7/8
80 11/16
86 5/8
(1800)
(2050)
(2200)
13 13/16
13 13/16
13 13/16
(350)
(350)
(350)
29 1/2
33 1/2
33 1/2
(750)
(850)
(850)
27 9/16
33 1/2
39 3/8
(700)
(850)
(1000)
12 13/16
12 13/16
13 5/8
(325)
(325)
(345)
7 11/16
7 11/16
8 7/8
(195)
(195)
(225)
75
75
80 5/16
(1905)
(1905)
(2040)
26 3/4
26 3/4
28 3/8
(680)
(680)
(720)
3 3/8
3 3/8
3 1/2
(86)
(86)
(90)
19 5/16
19 5/16
21 1/16
(490)
(490)
(535)
4 15/16
4 15/16
5 1/2
(125)
(125)
(140)
6 7/8
6 7/8
7 1/8
(175)
(175)
(181)
–
–
–
SB625WS/SB745WS
1550
6
(150)
6
(150)
4
(100)
3
1 1/4
1 1/4
450
3 x 1/2
17 3/8
(442)
101 3/4
(2582)
28 13/16
(732)
33 1/2
(850)
39 3/8
(1000)
22 1/4
(565)
9 1/4
(235)
85 13/16
(2180)
31 11/16
(805)
3 3/8
(86)
22 1/4
(565)
6
(150)
7
(178)
53 7/8
(1370)
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