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
.
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