Firex CUCIMIX UCBTG018 V1 - Gas Inlet Pressures; Gas Manifold Pressure; Nozzles;Primary Air Distance

TECHNICAL DATA
0
4
-
UCBTG
018_V1
-
DIMU
-
00
-
EN
17
4.3 GAS INLET PRESSURES
GAS REQUIREMENT TABLE Type of gas
Natural Propane
Operating gas pressure in W.C. (mbar) 7.0 (17.4) 11.0 (27.4)
Min.Supply gas pressure in W.C. (mbar) 6.0 (14.9) 9.0 (22.4)
Max.Supply gas pressure in W.C. (mbar) 10.5 (26.1) 13.0 (32.3)
Warning: if the supply pressure is lower than “ Min.Supply gas pressure”, the icon appears in the display
and the heating does not activate.
Contact your gas company for correct supply line sizes.
Warning: if the supply pressure exceeds “ Max.Supply gas pressure”, a pressure regulator must be installed, to
provide a maximum of 10,5” W.C (for natural gas) or 13” W.C (for propane gas) gas pressure to the gas control valve.
4.4 GAS MANIFOLD PRESSURE; NOZZLES;PRIMARY AIR DISTANCE
UCBTG..V1 UCBTG018_V1
Rated heating power BTU/HR 54,600
MANIFOLD PRESSURE
Natural gas
in W.C. (mbar) 6.6 (16.4)
Propane gas in W.C. (mbar) 10.6 (26.3)
NOZZLES
(Nr.x
Ø)
Natural gas
Ø 1/100 mm
2
x
2
30
Propane gas
Ø 1/100 mm
2
x
1
55
PRIMARY AIR DISTANCE
(H)
Natural gas
Inches (
mm
)
0.394 (10)
Propane gas
Inches (
mm
)
0.985 (25)