POWERSTREAM Ascari -
p. 11 -
• A drain cock should be installed at the lowest point in the heating system to allow the water in the
heating system to be drained as fully as possible.
• While the boiler and heating system may be filled from the cold mains water supply, the boiler
must be isolated from the cold mains water supply by a suitable break in the supply pipe during
normal operation.
• Filling Loop
-
this boiler is not fitted with a filling loop. Any filling loop being fitted should comply with
the water supply (water fittings) regulations 1999 Section G24.1 and G24.2. A filling loop should
be fitted at some point to allow the CH system to be filled.
• The boiler must be installed in an upright position away from nearby objects (see installation section
for clearances) in a clean, dry, frost free place.
2.3 - Technical Specification
ELECTRICAL
Supply
12 kW@ 230V 52A 50Hz
13 kW@ 240V 5
4
A 50Hz
Maximum Power Output
12 kW manually convertible to 10, 8, 6 or 4
k
W
Modulation
Automatic three or four stage reduction in 2
k
W
steps
12 kW -
10-8-6
10 kW - 8-6-4
8 kW - 6-4-2
6 kW - 4-2
Fuse requirements
63Amp
Number and cross-section
3 x 16² (Phase + N Earth)
PERFORMANCE
Water Pressure
Minimum
0.5Bar (0.05MPa)
Maximum
2.5 Bar (0.25MPa)
Nominal
2 Bar (0.2MPa)
Water Temperature
Minimum
21
o
C
Maximum
80
o
C
Water Flow Rate
Minimum
350litres/hour
Nominal
700litres/hour
Maximum
1400litres/hour
Thermal Limit
100
o
C
Radiators
60
o
C
Underfloor
