UNI EN 777-4:2009现行
Multi-burner Gas-fired Overhead Radiant Tube Heater Systems For Non-domestic Use - Part 4: System H - Safety
出版：Italian Standards
专家解读视频
Describes the requirements and test methods for the construction, safety, classification and marking of non-domestic gas-fired overhead radiant tube systems incorporating two or more burner units with each burner under the control of an automatic burner control system, and operated by a single fan providing a single flue outlet, called system H and referred to in the body of the text as the "system".
ONORM EN 777-4:1999 - Identical
BS EN 777-4:2009 - Identical
I.S. EN 777-4:2009 - Identical
NF EN 777-4:2009 - Identical
NEN EN 777-4:2009 - Identical
SS EN 777-4 Ed. 2 (2009) - Identical
NS EN 777-4:2009 - Identical
SN EN 777-4:2009 - Identical
NBN EN 777-4:2009 - Identical
DIN EN 777-4 (2009-09) - Identical
UNE EN 777-4:2009 - Identical
UNE EN 777-4:2000 - Identical
NBN EN 777-4:1999 - Identical
