9
Key Location
Minimum distance
A
Below an opening (window, air-brick, etc.)
300 mm
B
Above an opening (window, air-brick, etc.)
300 mm
C
To the side of an opening (window, air-brick, etc.)
300 mm
D
Below gutter, drain-pipe, etc.
25 mm
E Below
eaves
25 mm
F
Below balcony, car-port roof, etc.
25 mm
G
To the side of a soil/drain-pipe, etc.
25 mm (60mm for 80/125 - 5”
fl
ue)
H
From internal/external corner
25 mm (60mm for 80/125 - 5”
fl
ue)
I
Above ground, roof, or balcony level
300 mm
J
From a surface or boundary facing the terminal
600 mm
K
From a terminal facing a terminal
1200 mm
L
From an opening in the car-port into the building
1200 mm
M
Vertically from a terminal on the same wall
1500 mm
N
Horizontally from a terminal on the same wall
300 mm
P
From a structure to the side of the vertical terminal
300 mm
Q
From the top of the vertical terminal to the roof
fl
ashing
As determined by the
fi
xed collar
of the vertical terminal
R
To the side of a boundary
300 mm
S
To the side of an opening or window on a pitched roof
600 mm
T
Below an opening or window on a pitched roof
2000 mm
V
From a vertical terminal to an adjacent opening (window, air-brick, etc.)
(call Vokera technical for advice)
W
From a vertical terminal to an adjacent vertical terminal
300 mm (only if both terminals are the same hight)
Fig. 6
2.12 PUMP DUTY
Fig. 6 shows the
fl
ow-rate available – after allowing for pressure loss through the appliance – for system requirements. When
using this graph, apply only the pressure loss of the system.
Fig. 7
Flow rate (l/h)
Residual head (x 100 mbar)
1st speed
2nd speed
3rd speed
2.10 Ef
fi
ciency
Unica i28
Unica i32
Unica i36
SEDBUK (%) 2005
90.30
90.39
90.03
2.11 Emissions
Unica i28
Unica i32
Unica i36
CO2 @ maximum output (%)
9.0
9.0
9.0
CO2 @ minimum output (%)
9.0
9.0
9.0
CO @ maximum output (ppm)
150
150
150
CO @ minimum output (ppm)
10
5
5
Nox rating
class 5
class 5
class 5
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
3.4
3.6
3.8
4.0
4.2
4.4
4.6
4.8
5.0
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
1300
1400
1500