Ключевые слова:
Gas-powered devices|2nd family gases|Testing conditions|Pipework systems|Rated power|Performance testing|Forced-draught burners|Safety devices|Fire safety|Performance|1st family gases|Type testing|Commissioning|Burners|Automatic control systems|Heat engineering components|Marking|Electric power systems|Gas pipes|Instructions for use|Ratings|Domestic|Control systems|Verification|3rd family gases