Checking Power Distribution Or Power Supply Environment - H3C S1600V2 Series Installation Manual

Category
A2: indoor partially
controlled environment
A3: indoor uncontrolled
environment
B1: outdoor general
environment
B2: harsh environment
C: special environments
Table 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
Checking power distribution or power supply
environment
Table 7 Requirements for power distribution or power supply environment
Item
Preparation
Voltage
Definition
•
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
Requirements
The power supply must be available before you install the switch.
The voltage provided to the switch must be within the operating voltage range. For the
operating voltage range, see the hardware information and specifications for the
switch.
Example
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)
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