NS EN 1091 Ed. 1 (1997)现行
Vacuum Sewerage Systems Outside Buildings
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Defines performance requirements of negative pressure driven sewerage systems carrying domestic waste water independent of their material. Also describes additional performance characteristics of importance to the specifiers, designers, constructors and operators of vacuum sewerage systems. Does not include provision for the evaluating of system conformity.
UNE EN 1091:1997 - Identical
UNI EN 1091:1998 - Identical
NF EN 1091:1997 - Identical
SS EN 1091 Ed. 1 (1997) - Identical
I.S. EN 1091:1997 - Identical
NBN EN 1091:1997 - Identical
ONORM EN 1091:1997 - Identical
DIN EN 1091 (1997-02) - Identical
BS EN 1091:1997 - Identical
NEN EN 1091:1997 - Identical
SN EN 1091:1996 - Identical
EN 1091:1996 - Identical
