Table 1 - Boiler Dimensions - Potterton NXR3 Installation, Operation And Maintenance Manual

POTTERTON COMMERCIAL PRODUCTS DIVISION
INSTALLATION, OPERATION & MAINTENANCE MANUAL
NXR3
Fig. 1 – General Data and Dimensions
800 800
606 606
520 520
Clean Clean
out Hole out Hole
(FRONT VIEW) (FRONT VIEW)
2" BSP 2" BSP
Table 1 – Boiler Dimensions
NXR3
A
B
∅ D
Water Connections
Table 2 – Combustion Chamber Data
Model
Mean Diameter
Cross Sectional Area
Length (X)
Volume
Surface Area
Resistance
Flue Gas Temperature
Percentage CO
2
75 75
DØ DØ
450 450
Model 34
mm 995
mm 900
mm
F&R
mm
2
m
mm
3
m
2
m
mbar
(Gross) ° C
OIL %
GAS %
A A
B B
145 145
X X
(SIDE VIEW) (SIDE VIEW)
35 36
1165 1335
1070 1240
180
2½" BSP Screwed Flanges (PN6)
34 35
625 795
0.11 0.14
1.11 1.36
0.25 0.54
170
402 402
Drain 1 1/2" BSP Drain 1 1/2" BSP
(REAR VIEW) (REAR VIEW)
37
1505 1675
1410 1580
36 37
474
0.176
965 1135
0.17 0.2
1.61 1.87
0.95 1.32
160
13
9.5
SECTION 1
PAGE 1
Flow Flow
110 110
Return Return
38 39
1845
1750
200
38 39
1305 1475
0.23 0.26
2.12 2.37
2 2.52