7
•
Robust cast aluminium heat exchanger
•
In-built commissioning and fault diagnostics
•
Low NOx emissions
•
Volt free contacts supplied as standard
•
Meets Building Regulations 2006 (Part L2)
•
Compact size - small footprint
•
Fully modulating operation down to 20% of output
•
Up to 107.5% nett efficiency (fully condensing)
•
Fits through standard doorways
xtra
80 - 560kW
General Data
xtra
(80 - 560)
Model
80
120
160
200
240
280
320
400
480
560
Boiler output (condensing)
25.6 -
25.6 -
32.0 -
47.1 -
51.4 -
55.6 -
75.3 -
107.5 -
116.1 -
118.3 -
50/30˚C
82.2
123.4
164.5
207.8
249.4
290.9
329.0
415.6
498.8
581.8
Boiler output (non-condensing)
23.3 -
23.2 -
29.0 -
43.1 -
47.0 -
51.0 -
67.8 -
97.7 -
105.5 -
107.7 -
80/60˚C
77.4
116.0
154.8
195.4
234.5
273.6
311.6
390.8
469.0
547.2
Height
1150
Width
600
600
600
600
600
600
1200
1200
1200
1200
Depth
1024
1024
1024
1327
1327
1327
1004
1326
1326
1326
Flow connection (BSP)
R2”
R2”
R2”
R2”
R2”
R2”
80*
80*
80*
80*
Return connection (BSP)
R2”
R2”
R2”
R2”
R2”
R2”
80*
80*
80*
80*
Gas inlet connection (BSP)
R1”
R1”
R1”
R1”
R1”
R1”
R2*
R2*
R2*
R2*
Nominal flue size / concentric (mm)
150
150
150
200
200
200
200
250
250
250
Maximum working pressure (bar)
6
Water content (L)
11.0
14.3
17.5
18.4
24.0
27.2
35.0
36.8
48.0
54.4
Weight (kg)
132
150
168
198
215
233
336
396
430
466
Front (mm)
600
Back (mm)
700
700
700
700
700
700
1000
1000
1000
1000
Side (mm) 450 150 450 150 450 150 450 150 450 150 450 150
450
450
450
450
(LH)(RH) (LH)(RH) (LH)(RH) (LH)(RH) (LH)(RH) (LH)(RH)
*DN flange. Flow, return and gas connection sizes shown are for the optional header kit.
If header kit not used: Flow & Return connections are 2 x R2. Gas connection is 2 x R1.
Extended
Output
Range
Option Kits
Boiler
xtra
80 - 280
320 - 560
Modulating sequence control for
✓
✓
controlling multiple boiler installations
Programmable room thermostat
✓
✓
Tank sensor kit
✓
n/a
BMS control kit (0-10V)
✓
Standard
Boiler
xtra
80 - 280
320 - 560
Outside sensor kit
✓
✓
Room sensor kit
✓
✓
Sequencer DHW sensor kit
✓
✓
Control interface kit
✓
Standard
Boiler
Clearances