... .710.412.3suitabe feullight oil, petroleum,city gas, liquidfied gas, nature gasdesign efficiency (%)92.1491.8892.292.1092.7492.8692.65rated ... .843.2 suitabe fuellight oil, petroleum,city gas, liquidfied gas, nature gas(%)72.7592.6292.4691.2290.8690.12 rated gas ... .4520.26547609581260 rated gas consumption Nm3/hliquified gas147.6198238.6298386498 nature gas456.6609.8763.5928.61165.41566.5 city gas 1021 ...