Examining The Installation Site - H3C S1850V2-EI Series Installation Manual

Examining the installation site

Before you install the switch, verify that the installation site meets the installation requirements. The
switch can operate correctly in an A1 or A2 installation site. Availability issues might occur if you
install the switch in an A3, B1, B2, or C installation site.
Table1-5 Installation sites
Category
A1: indoor controlled
environment
A2: indoor partially
controlled
environment
A3: indoor
uncontrolled
environment
B1: outdoor general
environment
B2: harsh
environment
C: special
environments
Table1-6 Pollution sources
Category
Saline water areas such as oceans and saline lakes
Serious pollution sources such as metallurgic plants, coal mines, and
heat and power plants
Medium pollution sources such as chemical factories, rubber plants,
and electroplating factories
Light pollution sources, such as food factories, tanneries, and
heating boilers
Definition
•
Indoor environments where
temperature and humidity are
controlled.
•
Completely enclosed or shielded
indoor environments.
•
Indoor environments where
temperature and humidity are partially
controlled.
•
Incompletely enclosed or shielded
places.
•
Places far from pollution sources.
•
Indoor environments where
temperature and humidity are
uncontrolled.
•
Incompletely enclosed or shielded
places.
•
Places near pollution sources.
•
Unshielded places where the
temperature and humidity are not
controlled.
•
Places far from pollution sources.
•
Unshielded places where the
temperature and humidity are not
controlled.
•
Sea environments or outdoor land
environments near pollution sources.
Special application environments
1-5
Example
Central equipment rooms, IDC
equipment rooms, mobile cabins
with air conditioners, outdoor air
conditioner cabinets, and heat
exchanger cabinets.
Simple equipment rooms, ordinary
houses, garages, corridors, and
direct ventilation cabinets far from
pollution sources, houses without
direct exposure to sunlight or rain,
railway station platforms, and
stadiums.
Simple equipment rooms, ordinary
houses, garages, corridors, and
direct ventilation cabinets near
pollution sources, houses without
direct exposure to sunlight or rain,
railway station platforms, stadiums,
uncleaned rooms after decoration,
and rooms under decoration.
Completely exposed outdoor places
far from pollution sources.
Islands, ships, and completely
exposed outdoor places near
pollution sources.
Buried, underwater, or undersea
environments and manholes.
Radius range
≤ 3.7 km (2.30 miles)
≤ 3 km (1.86 miles)
≤ 2 km (1.24 miles)
≤ 1 km (0.62 miles)