NOMINAL BOILER RATINGS (10 Minutes After Lighting)
BOILER ADJUSTED FOR G20 (Natural Gas)
OUTPUT INPUT (Net) GAS RATE
kW kW m bar. m
3
/h
8.5 10.5 0.7 1.12
28.0 31.1 14.1 3.38
Table 1.
BURNER
PRESSURE
The data plate is fixed to the inner casing cover.
4
3. Technical Data
MAXIMUM AVAILABLE PUMP HEAD
BOILER OUTPUT HEAD MIN. FLOW RATE
kW Metres L/min. °C
8.5 5.9 11.0 11
28 2.0 30.5 13
Table 3
MECHANICAL SPECIFICATIONS
CENTRAL HEATING FLOW - COMPRESSION 22mm
RETURN - COMPRESSION 22mm
COLD WATER INLET - COMPRESSION 15mm
DOMESTIC WATER FLOW - COMPRESSION 15mm
GAS INLET Rp
3
⁄4
RELIEF VALVE DISCHARGE (PUSH FIT) 15mm
CASING HEIGHT 800mm
CASING WIDTH 440mm
CASING DEPTH 360mm
WEIGHT - LIFT 42.3kg
WEIGHT - UNPACKED 45.8kg
WEIGHT - PACKAGED 52kg
Table 4
FLUE DETAILS
HORIZONTAL FLUE mm
WALL HOLE DIAMETER EXTERNAL FIX 110
INTERNAL FIX 150
STANDARD FLUE MINIMUM LENGTH 330/425*
MAXIMUM LENGTH 725
EXTENDED FLUE MAXIMUM LENGTH 2975
FLUE ASSEMBLY DIAMETER 100
Table 2.
FLOW/RETURN
DIFFERENTIAL
Natural Gas: Net Input = Gross Input x 0.901
* NOTE : Flue lengths between 330mm and 425mm require the flue to be cut.
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