Borri ITS 16A, User Manual

Page: 33 / 74

Installation and start-up of STS / ITS 16/32A
Installazione e avviamento STS / ITS 16/32A
OMP68032 REV. B 15

Classification of chemically active substances (EN 60721-3-3)
Environmental parameter
Class
3C1R 3C1L 3C1 3C2 3C3 3C4
a)
Sea salt
No No No
Salt
fog
Salt
fog
Salt
fog
b)
Sulphur dioxide
[mg/m
3
]
0,01 0,1 0,1 1,0 10 40
c)
Hydrogen sulphide
[mg/m
3
]
0,0015 0,01 0,01 0,5 10 70
d)
Chlorine [mg/m
3
]
0,001 0,01 0,1 0,3 1,0 3,0
e)
H ydrochloric acid [mg/m
3
]
0,001 0,01 0,1 0,5 5,0 5,0
f)
H
ydrofluoric acid
[mg/m
3
]
0,001 0,003 0,003 0,03 2,0 2,0
g)
Ammonia [mg/m
3
]
0,03 0,3 0,3 3,0 35 175
h)
Ozone [mg/m
3
]
0,004 0,01 0,01 0,1 0,3 2,0
i)
Nitric oxide (expressed in equivalent values of
nitrogen dioxide) [mg/m
3
]
0,01 0,1 0,1 1,0 9,0 20
Places where atmosphere is strictly monitored and
regulated (“clean spaces” category)
X
Places where atmosphere is permanently
monitored
X
Places located in rural and urban
regions where
industrial activities are few and where traffic
is moderate
X
Places located in urban regions with industrial
activities and/or considerable traffic
X
Places in proximity to industrial sources with
chemical emissions
X
Places located in industrial installations.
Emissions of highly concentrated chemical
pollutants
X
The STS / ITS is designed to be installed in an environment that meets the following
classifications.
K Climatic conditions
In accordance with the technical
specification
B Biological conditions 3B1 (EN 60721-3-3)
C Chemically active substances 3C2 (EN 60721-3-3)
S Mechanically active substances 3S2 (EN 60721-3-3)
In the event that the environmental conditions of the installation room do not comply with the
specified requirements, additional precautions must be taken to reduce excessive values to the
specified limits.