4
Compact
2.11
PUMP DUTY
Fig. 3 shows the flow rate available – after
allowing for pressure loss through the
appliance – against system pressure loss.
When using this graph apply only the
pressure loss of the system. The graph is
based on a 20 ºC temperature differential.
Fig. 3
Fig. 4
Water pressure (mbar)
Litres Per Hour (x100)
100
200
300
400
500
600
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
1300
1400
SECTION 3
GENERAL REQUIREMENTS (UK)
Key
Location
Minimum distance
A
Below an opening (window, air-brik, etc.)
300 mm
B
Above an opening (window, air-brik, etc.)
300 mm
C
To the side of an opening (window, air-brik, etc.)
300 mm
D
Below gutter, drain-pipe, etc.
75 mm
E
Below eaves
200 mm
F
Below balcony, car-port roof, etc.
200 mm
G
To the side of a soil/drain-pipe, etc.
150 mm
H
From internal/external corner or boundary
300 mm
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 flashing
As determined by the fixed collar
of the vertical terminal
.
