Technical Data - Baxi 50 HE Plus Installation & Servicing Instructions Manual

Wall mounted powered flue condensing boilers
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Appliance Type
Appliance Category
Heat Input (Q)(Gross)
Max
50 HE Plus
kW
16.88
Btu/hr
57,600
80 HE Plus
kW
24.50
Btu/hr
83,600
100/2 HE Plus
kW
33.76
(see note)
Btu/hr
115,200
Heat Output (P)
(Non Condensing 70° C Mean Water Temp)
Max
50 HE Plus
kW
15.24
Btu/hr
52,000
80 HE Plus
kW
22.00
Btu/hr
75,000
100/2 HE Plus
kW
30.18
Btu/hr
102,980
Heat Output (P)
(Condensing 40° C Mean Water Temp)
Max
50 HE Plus
kW
16.49
Btu/hr
56,260
80 HE Plus
kW
23.8
Btu/hr
81,200
100/2 HE Plus
kW
32.61
Btu/hr
113,280
Max Gas Rate
(2H - G20 - 20mbar)
(After 10 Mins)
Btu/hr
52,000
m
3
/hr
1.64
ft
3
/hr
52.1
NOTE: The maximum output of the
100/2 HE Plus is factory set at 22.0kW
(75,000 Btu/hr). This can be altered to
30.18kW (102,980 Btu/hr)
- see section 8.8.
SEDBUK Declaration
For 50 HE Plus - The efficiency is 91.3%
For 80 HE Plus - The efficiency is 90.9%
For 100/2 HE Plus - The efficiency is 90.9%
This value is used in the UK Government's Standard
Assessment Procedure (SAP) for energy rating of
dwellings. The test data from which it has been
calculated has been certified by 0087.
10
© Baxi Heating UK Ltd 2006
Injector (Natural Gas)
C
C
13
33
6.5mm Diameter
CAT I
2H
CO/CO
Min
10.2
CO
2
Level
34,840
Nox Class
10.2
34,840
Horizontal
10.2
Flue Terminal
34,840
Dimensions
Connections
Gas Supply
Min
Central Heating Flow
Central Heating Return
9.14
Condensate Drain
31,180
9.14
Outercase Dimensions
31,180
Overall Height
9.14
Casing Height
31,180
Casing Width
Casing Depth
Clearances
Min
(For unventilated compartments see Section 7.2)
10.1
Both Sides
34,520
Above Casing
10.1
Below Casing
34,520
Front (For Servicing)
10.1
Front (In Operation)
34,520
Weights
Packaged Boiler Carton
Packaged Flue Kit
75,000
102,980
Installation Lift Weight
2.31
2.95
Recommended System
83.3
104.2
Temperature Drop
Condensing
2
Ratio
Up to a maximum
of 0.004
9% ± 1%
5
Diameter
110mm
Projection
150mm
1
-
/
in BSPT
2
-
22mm
-
22mm
-
1 in BSP
-
750mm
Inc Flue Elbow
-
600mm
-
390mm
-
320mm
5mm Min
200mm Min
50mm Min
500mm Min
5mm Min
kg
36.2
3.6
26.0
20°C
36°F
Hydraulic Resistance Chart
220
200
180
160
140
120
100
80
60
40
20
0
10
Water Flow Rate (litres/min)

4.0 Technical Data

Electrical Supply
(Appliance must be connected to an
earthed supply)
Power Consumption
External Fuse Rating
Internal Fuse Rating (BS 4265)
Fuse
3.15 AT (PCB)
Electrical Protection
Water Content
litres
2.6
pints
4.6
Static Head
max
30 metres (100 ft)
min
1 metre (3.25 ft)
Low Head
0.2m (8 in) min
System Detail
fully pumped open vented & sealed systems
Gas Connection
G
1
/
Controls
boiler thermostat, safety thermostat,
flow switch, electronic flame sensing,
temperature protection thermostat &
condensate blockage sensor
Inlet Pressure at Gas Valve (Natural Gas)
Min
18.1 mbar
Max
22.5 mbar
(see Section 10.1)
Flow Temperature (adjustable)
55° C to 78° C (± 5° C)
20
30
230V~ 50Hz
80W
3A
IPX2
" B.S.P. Thread
2
91
83
75
66
58
50
42
33
25
17
8
40

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