Unigas PBY1025 Manual Of Installation - Use - Maintenance page 17

Progressive, fully-modulating heavy oil burners
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Indicative diagram showing the oil temperature at burner pump inlet vs. oil viscosity
Example: if the oil has a 50°E @ 50°C viscosity, the oil temperature at the pump inlet should be 80°C (see diagram).
Indicative diagram showing the oil pressure according to its temperature
C.I.B. UNIGAS - M039126CE
OIL TEMPERATURE FOR PUMP FEEDING
100
10
1
0
10
20
30
TEMPERATURE (°C)
PUMP FEEDING PRESSURE
6
Max. for T and
TA pumps
5
Max. for E ..1069
pimps
4
3
2
1
0
40
60
80
TEMPERATURE (°C)
40
50
60
70
80
100
120
140
17
90
Fig. 13
160
Fig. 14

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