Functional and Compatibility Requirements for Digital PBX's, and Analogue
PBX's with Dig...
Provides additional functional and compatibility criteria for any
type of PBX with DS-1 digital interfaces. This Standard also
provides functional and compatibility criteria for digital PBX's
with only analogue interfaces. It also provides requirements for
connections made through a digital switching matrix or involving
a DS-1 digital interface that differ from those in CSA Standard…
Piping - PVC Plastic Rigid Pipe and Fittings, 150 mm in Diameter or Smaller
for Underground Sewage...
1. OBJECT AND SCOPE
The object of this standard is to establish requirements for dimensions,
characteristics and test methods relating to rigid* pipe and fittings,
manufactured from PVC compounds, used in underground applications for conveying
liquids under no pressure.
It covers rigid, non-perforated, smooth interior wall (see note 1), pipes and
fittings with a nominal diameter equal…
