What is the kilowatt rating or BTU rating on a Potterton Profile 50E Boiler

karen hill, April 2008

Potterton Profile 50e
GAS RATE: 1.39/1.58/1.75 m3/ph
Input KW: 15.24/16.90/18.76 kw/ph
Output KW:11.72/13.19/14.65
Output BTU: 40000/45000/50000
Burner Pressure: 8.7/11.0/12.8 m/bar

The 3 different ranges all depend on what the last one (burner pressure) has been set to.

T, April 2008