Technical specifications
Neta-tec Plus
Combi 24 GA
Neta-tec Plus
Combi 28 GA
Neta-tec Plus
Combi 33 GA
Sales Code
Boiler only
7210899
7210901
7210903
Std. Flue
720870201
720870201
720870201
Boiler with Std. Flue
7210905
7210906
7210907
Controls
Concealed User Controls
Yes
Yes
Yes
User Adjustable DHW Temperature
Yes
Yes
Yes
User Adjustable CH Temperature
Yes
Yes
Yes
LCD Control Panel Temp/Status/Fault Diagnosis Display
Yes
Yes
Yes
Performance
Heat Output CH
kW (Max)
20
24
28
kW (Min)
3.4
3.8
4.7
Heat Output DHW
Output - kW (Max)
24
28
33
Maximum DHW Flow Rate (Delta T @ 35
o
Max)
l/min
9.8
11.5
13.5
Minimum DHW Flow Rate Required
l/min
2
2
2
Minimum Operating DHW Pressure Required
bar
0.15
0.15
0.15
SEDBUK 2005 Seasonal Efficiency NG/LPG
%
91.1/93.2
91.1/93.2
91.1/93.2
SEDBUK 2009 Seasonal Efficiency NG/LPG
%
88.9/91.0
89.0/91.0
89.0/90.9
NOx Class (5 being lowest)
1 - 5
5
5
5
NOx Emission
mg/kW/h
16.1
19.3
17
CO Emission
mg/kW/h
5.1
8
7.5
Gas
Gas Supply Pipe Size
(mm)
22
22
22
NG & LPG (Propane) Compatible (Single Product)
Yes
Yes
Yes
Nominal Gas Inlet Pressure
NG/LPG (mbar)
20/37
20/37
20/37
Maximum Gas Rate (NG/Propane) after 10 mins
m
3
/hr
2.5/1.92
3.0/2.25
3.5/2.64
Electrical
Electrical Supply
Volts/Hz
230V/50Hz
230V/50Hz
230V/50Hz
Permanent Live Required
Yes
Yes
Yes
Electrical Cable Required
(Core)
3 x 0.75
3 x 0.75
3 x 0.75
Power Consumption
Watts
104
116
133
External Fuse Rating
Amps
3
3
3
Boiler IP Rating
Approval Category
IPX5D
IPX5D
IPX5D
Mechanical & Hydraulic Connections
CH Flow/Return Pipe Size
(mm)
22
22
22
DHW Flow/Inlet/PRV Size
(mm)
15
15
15
Condensate Discharge Pipe Size
(mm)
21.5
21.5
21.5
Installation
24 hr Pump Exercise
Yes
Yes
Yes
Pump Overrun
Yes
Yes
Yes
System Filling Loop
Standard
Standard
Standard
Integral System Pump
2 Speed
2 Speed
2 Speed
Integral ‘Boiler Only’ Frost Thermostat
Yes
Yes
Yes
Pre-plumb Jig Available
Yes
Yes
Yes
Stand off Bracket (Optional)
Yes
Yes
Yes
Installer Lift Weight
Max (kg)
34
34
36
Flue Systems
Max Horizontal Ø60/100
m
10
10
10
Max Vertical Ø60/100
m
10
10
10
Max Horizontal Ø80/125
m
20
20
20
Max Vertical Ø80/125
m
20
20
20
Twin-pipe Horizontal Ø80/80
m
15
15
15
Twin-pipe Vertical Ø80/80
m
15
15
15
Plume Management Kit (Max Length)
m
8
8
8
For more information call 0844 871 1525 or visit www.baxi.co.uk
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