DRAFT(vacuum)
A class with identifier
http://staging4.data.posccaesar.org/iso/15926-4/rdl/RDS2228184
Definition | A <DRAFT(vacuum)> is a <VACUUM PRESSURE> which exists inside most heating systems, being the difference between atmospheric pressure and the pressure existing in the furnace or flue gas passage or the difference in pressure in the combustion chamber area which results in the motion of the flue gases and the air flow |
ISO number | 12662 |
RDS number | RDS2228184 |
Source | ISO 15926 CR6 PROPERTY AND STATUS (VTver1) |