... 39.5)39.5/52(39.5)Applicable FuelLight oil or heavy oil Natural gas or city gas Power Supply (AC)380v ... load adjusting range. Reasonable design of the pot, guaranteed the high quality of steam. 4,Adopting new heat insulation materials, light weight ... easily open, convenient maintenance. 7,Oxygen content adjustment (optional) system, the system can monitor the oxygen in the smoke successfully, and send ...