Baxi Megaflo System HE
A
: Wall mounted
high efficiency boilers
15 HE
A
18 HE
A
24 HE
A
28 HE
A
32 HE
A
CONTROLS
Concealed User Controls
Yes
Yes
Yes
Yes
Yes
On/Off Switch with Reset
Yes
Yes
Yes
Yes
Yes
User Adjustable CH Temperature
Yes
Yes
Yes
Yes
Yes
LED Temp/Status/Fault Diagnosis Display
2 digits & 3 LEDs
GAS
Gas Supply Pipe Size
mm
22
22
22
22
22
Natural Gas
Yes
Yes
Yes
Yes
Yes
LPG (Butane/Propane)
No
Yes
No
Yes
Yes
Nominal Inlet Supply Pressure
mbar
20
20
20
20
20
Max Gas Rate NG/LPG
m
3
/hr / kg/hr
1.69/N/A
1.95/1.44
2.61/N/A
3.10/2.25
3.48/2.49
Heat Input Central Heating
kW Max Gross
17.1
20.5
27.4
32.1
36.4
kW Max Net
15.4
18.5
24.7
28.9
32.8
kW Min Gross
4.4
4.8
7.8
10.8
10.8
kW Min Net
4.0
4.3
7
9.7
9.7
Heat Output CH Non Condensing (70° Mean)
kW Max
15
18
24
28
32
kW Min
3.9
4.2
6.8
9.4
9.4
Heat Output CH Condensing (40° Mean)
kW Max
16.2
19.4
25.9
30.3
34.4
kW Min
4.2
4.5
7.4
10.2
10.2
Seasonal Efficiency NG/LPG
%
91.2/N/A
91.2/93.2
91.2/N/A
91.2/93.2
91.2/93.2
SEDBUK Rating
Band
A
A
A
A
A
NO
x
Class
5
5
5
5
5
NO
x
Levels
mg / kWhr
27.5
31.7
22.3
21.8
26.8
ELECTRICAL
Electrical Supply
Volts / Hz
230V / 50Hz
Permanent Live Required
Yes
Yes
Yes
Yes
Yes
Fitted Electrical Cable
1m x 3 core x 0.75mm
2
Power Consumption
Watts
130
140
150
160
160
External Fuse Rating
Amps
3
3
3
3
3
Internal Fuse Rating
Amps
F2L
F2L
F2L
F2L
F2L
Ingress Protection Rating
IPX5D
IPX5D
IPX5D
IPX5D
IPX5D
(without electro-mechanical timer fitted)
24 hour Pump Exercise
Yes
Yes
Yes
Yes
Yes
Pump Overrun
Yes
Yes
Yes
Yes
Yes
Integral 'Boiler Only' Frost Thermostat
Yes
Yes
Yes
Yes
Yes
MECHANICAL & HYDRAULIC
Compartment Ventilation Requirement
None
None
None
None
None
Pre-plumbing/Wall Mounting Jig
Yes
Yes
Yes
Yes
Yes
Flow / Return Pipe Size
mm
22
22
22
22
22
Condensate Discharge Pipe Size
mm
21.5
21.5
21.5
21.5
21.5
Integral Automatic Bypass
Yes
Yes
Yes
Yes
Yes
Safety Discharge Pressure
bar
3
3
3
3
3
Integral Expansion Vessel
litres
8
8
8
10
10
Maximum Capacity of CH System
litres
125
125
125
125
125
CH System Inhibitor Required
Yes
Yes
Yes
Yes
Yes
CONCENTRIC FLUE SYSTEM
Standard Telescopic Horizontal Flue
Kit Length
mm
315 - 500
315 - 500
315 - 500
315 - 500
315 - 500
Max Equivalent Length
Horizontal/Vertical (60/100mm)
m
10
10
10
10
10
Max Equivalent Length Vertical
Horizontal/Vertical (80/125m)
m
20
20
20
20
20
Equivalent Length per 135° Bend
m
0.5
0.5
0.5
0.5
0.5
Equivalent Length per 93° Bend
m
1
1
1
1
1
TWIN PIPE FLUE SYSTEM
Diameters
mm
80 / 80
80 / 80
80 / 80
80 / 80
80 / 80
Max Equivalent Length Horizontal/Vertical
(parallel pipes)
m
15/15
15/15
15/15
15/15
15/15
Equivalent Length per 135° Bend
m
0.25
0.25
0.25
0.25
0.25
Equivalent Length per 91.5° Bend
m
0.5
0.5
0.5
0.5
0.5
WEIGHTS
Max Installation Lift Weight
kg
38.6
38.6
39.2
41
41
Gross Packaged Boiler Weight
kg
43.6
43.6
44.2
46
46
15
Megaflo System HE
A
5mm Min
450mm Min
For Servicing
Purposes
In Operation
At least 1.5°
345mm
200mm Min
780mm
450mm
200mm Min
(300mm Min if
using 80/125mm
flueing system)
5mm Min
5mm Min
Baxi Range guide V8.qxd:17645_BAXI_RANGE_44PP_BROCH 10/8/10 14:57 Page 15
Summary of Contents for BERMUDA BBU HE
Page 1: ...Range Guide ...
