Connecting The Device To The Gas Supply; Gas Consumption By Gas Type - Rational iCombi Pro Original Installation Instructions

10.2 Connecting the device to the gas supply

a
The width of the gas pipe is at least ¾ inch according to local regulations.
a
A connection with internal thread is provided for connecting the gas line. An
additional Teflon tape for sealing in the thread is available.
a
A gas shut-off valve is provided on-site.
a
The gas type available and the dynamic connection pressure match the val-
ues on the device type plate.
a
The device is secured against slipping.
1. Connect the gas pipe to the device gas connection.
2. Use a suitable gas leak detector to check the gas supply and gas distribution
on the device for leaks.

10.3 Gas consumption by gas type

Natural gas EK G25.3 Netherlands
Required connection
flow pressure (mbar)
Wobbe index (MJ/
m³) Wi
Wobbe index (MJ/
m³) Ws
Max. consumption at
nominal heat load (at
15 °C, 1013 mbar)
Max. consumption at
nominal heat load (at
15 °C, 1013 mbar)
80.06.083_iCombi Pro-iCombi Classic_IM_V01_en-US
6 half 6 full
size size
20-30 20-30
38.49 38.49
42.71 42.71
1.56 3.37
m³/h m³/h
13 kW 28 kW
10 | Gas connection for gas devices
10 half 10 full
size size
20-30 20-30
38.49 38.49
42.71 42.71
2.65 4.81
m³/h m³/h
22 kW 40 kW
20 half 20 full
size size
20-30 20-30
38.49 38.49
42.71 42.71
5.05 9.63
m³/h m³/h
42 kW 80 kW
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