26
DIMENSIONAL DATA
W
X
F
C
CC
G
DD
J
M (APPROX.)
L (MIN. DISTANCE TO WALL)
N
S
O
K
EE
5
CC
DD
J
P
Q x V
R x T
/
8"
7
4
/
16"
9
5
/
4"
3
/16"
9
FILTER RACK
(OPTIONAL)
BLOWER
ENCLOSURE
(OPTIONAL)
A
H
D (OPENING)
BB
E
AA
B
K
L (MIN. DISTANCE TO WALL)
G
➀
Diameter of round vent pipe to fit oval opening.
➁
BDP 50 thru BDP 300 — 4 holes (2 on blower and 2 on unit). BDP 350 and BDP 400 —-6 holes (2 on blower and 4 on unit). (Listed is the hole diameter and threads per inch to accept
threaded rod).
➂
This is an approximate dimension for standard motors, allow 3" for sheave and optional motors.
➃
Distance between mounting hole in unit casing and mounting hole on blower. On the BDP 350 and BDP 400, the distance is from rear mounting hole in casing to the mounting hole on
blower.
➄
For natural gas; may vary depending on control availability.
Dimension
Model Number
Symbol
BDP 50 BDP 75 BDP 100 BDP 125 BDP 150 BDP 175 BDP 200 BDP 250 BDP 300 BDP 350 BDP 400
A 17-1/4 17-1/4 19-1/4 19-1/4 21 23-1/2 25-5/8 25-5/8 28-5/8 33-5/8 40
B 24-1/4 28-3/4 28-3/4 35-1/4 35-1/4 35-1/4 40-1/4 40-1/4 40-1/4 40-1/4 40-1/4
C 14-3/4 20 20 22 22 22 25 25 25 25 25
D 14-13/16 14-13/16 16-13/16 16-13/16 18-9/16 21-1/16 23-3/16 23-3/16 26-3/16 31-3/16 37-1/2
E 13 16 16 20 20 20 24 24 24 24 24
F 9-1/4 11 11 12 12 12 13-1/2 13-1/2 14 – –
G 5-1/16 5-11/16 5-11/16 7-5/8 6-9/16 6-9/16 7-1/2 7-1/2 7-1/2 7-1/2 7-1/2
H 13-5/8 13-5/8 15-5/8 15-5/8 17-3/8 19-7/8 22 22 25 30 36-3/8
J ➀ 3 or 4 3 or 4 4 4 5 5 5 6 6 6 6
K Mounting Holes ➁ 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16
L w/ Blwr Encl & Filt Rk 47-5/8 52-5/8 55-5/8 51-5/8 62-5/8 62-5/8 69-5/8 69-5/8 69-5/8 69-5/8 69-5/8
L w/o Blwr Encl & Filt Rk 38 43-1/8 45-3/4 49-7/8 53-1/8 53-1/8 61 61 61 61 65
M ➂ 32 37-1/8 39-3/4 43-7/8 47-1/8 47-1/8 55 55 55 55 59
N ➃ 11-3/4 14-7/8 17-5/8 18-5/8 21-1/2 21-1/2 25-7/16 25-7/16 24-15/16 17-15/16 22
O 4-1/2 5-3/4 5-3/4 7-1/2 7-1/4 7-1/4 8-1/2 8-1/2 8-1/2 8-1/2 8-1/2
P 22 22 25 25 30 30 34 34 34 34 34
Q Blower Encl Ht 14-1/8 17-1/8 17-1/8 21-3/8 21-3/8 21-3/8 25-1/8 25-1/8 25-1/8 25-1/8 25-1/8
R Inlet Duct Height 15-3/4 15-3/4 15-3/4 20 20 20 23-3/4 23-3/4 23-3/4 23-3/4 23-3/4
S Center to Center
Blower Mtg. Holes
T Inlet Duct Width 16 16 19-3/4 19-3/4 27-1/2 27-1/2 32-3/4 32-3/4 32-3/4 42-7/8 42-7/8
V Blower Encl Width 17-1/2 17-1/2 21-1/4 21-1/4 29 29 34-1/4 34-1/4 34-1/4 44-3/8 44-3/8
W – – – – – – – – – 5 5
X – – – – – – – – – 16 16
AA 5 6-1/4 6-1/4 8 8 8 9 9 9 9 9
BB 6-1/4 6-1/2 6-1/2 7-1/4 7-1/4 7-1/4 7-1/4 7-1/4 7-1/4 7-1/4 7-1/4
CC 1-1/8 5/8 5/8 – – – – – – – –
DD 2-5/8 2-9/16 2 2 2-3/4 2-3/4 2-3/4 3-3/8 3-3/8 3-3/8 6-13/16
EE 41-3/8 46-5/8 49-5/8 56-5/8 56-5/8 56-5/8 63-5/8 63-5/8 63-5/8 63-5/8 63-5/8
Gas Connections ➄ 1/2 1/2 1/2 1/2 1/2 1/2 1/2 1/2 1/2 3/4 3/4
Std. Mtr. Sheave Dia. 3 3 3 3 3 3 3 3 3 3 4-1/2
Std. Blower Sheave Dia. 8 10 8 7 11 7 14 10 7 6 10
Blower Wheel Diameter 8 8 9 9 13 13 15 15 15 15 15
Approx. Weight 117 152 164 221 152 152 315 315 339 428 498
Blower Units - Model BDP
Figure 26.1
Dimensional Drawings
10-15/16 13-15/16 18-7/16 18-7/16 17-5/16 17-3/8 20-3/8 20-3/8 20-3/8 20-3/8 20-3/8
Table 26.1
Dimensions (inches) — BDP
