Technical Specifications; Technical Data - Baxi MainEco Heat 15 Installation And Service Manual

3 Technical Specification
3

Technical Specifications

3.1

Technical Data

Appliance Type C C
13
Appliance Category CAT I
Heat Input (Gross) Max
15 model kW 18.32
18 model kW 21.75
24 model kW 28.62
Heat Output
(Non Condensing 70° C Mean Water
Temp)
Max
15 model kW 16
18 model kW 19
24 model kW 25
Max Gas Rate (Natural Gas - G20)
(After 10 Mins)
m 3 /hr
15 model 1.75
18 model 2.07
24 model 2.73
Dynamic (nominal) Inlet Pressure
(Natural Gas - G20)
mbar 20
with a CV of 37.78 MJ/m 3
SEDBUK 2009 Declaration
15 model - 89.2%
18 model - 89.2%
SEDBUK 2005 Declaration
15 model - 90.2%
18 model - 90.1%
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 0063.
14 MainEco Heat
C
Horizontal
33 53
Flue Terminal
Dimensions
2H
Min
Connections
8.59
Gas Supply
Central Heating Flow
8.59
(compression fitting)
8.59
Central Heating Return
(compression fitting)
Condensate Drain
Min
Outercase Dimensions
7.5
Overall Height
7.5
Casing Height
7.5
Casing Width
Casing Depth
Clearances
Both Sides
Above Casing
Above Casing
Below Casing
Below Casing
Front (For Servicing)
Front (In Operation)
See Section 5.3.6 for full details !
Weights
Packaged Boiler Carton
Installation Lift Weight
CO/CO 2 Ratio
Flow Temperature (adjustable)
30° C to 80° C (± 5° C)
Recommended System
Temperature Drop
Condensing 20°C
24 model - 89.1%
24 model - 90%
Diameter 100mm
Projection 125mm
- 22mm
- 22mm
- 22mm
- for 21.5mm
plastic waste pipe
- 790mm
Inc Flue Elbow
- 625mm
- 370mm
- 270mm
5mm Min
19 0mm Min
(Top Flue)
35mm Min
(Rear Flue)
35mm Min
(in Cupboard)
120 mm Min
800mm Min
5mm Min
21.5 kg
19.5 kg
Up to a maximum
of 0.004
36°F
300
250
200
150
100
50
0
0.0 0.2
Nox Class 5
Electrical Supply 230V~ 50Hz
(Appliance must be connected to an
earthed supply)
Power Consumption Max Rate
15 model W 20
18 model W 23
24 model W 33
External Fuse Rating 3A
Internal Fuse Rating (Terminal Strip)
Fuse 1.6T
Electrical Protection IPX4D
Water Content
litres 1.7
Static Head
max 25 metres
Low Head 0.4m min
System Detail
fully pumped open vented & sealed systems
Pressure Switch
12/15/18 Model - Not Fitted
21/24 Model - Fitted
NOTE: All data in this section are nominal
values and subject to normal production
tolerances.
Pressure drop vs Flow
0.4 0.6 0.8 1.0 1.2
3
Flow (m hr)
7215845 - 01 (08/14)
1.4 1.6 1.8