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4. Technical Specification
EUROPEAN & NORTH
AMERICAN SPECIFICATION CANADIAN SPECIFICATION
Required Inlet Purity
ISO 8573-1 : 2010 Class 1.2.1
ISO 8573-1 : 2010 Class 1.2.1
Minimum working pressure
80 psig (5.5 barg)
80 psig (5.5 barg)
Maximum working pres-
232 psig (16 barg)
217.5 psig (15 barg)
Minimum inlet temperature
34.7°F (1.5°C)
34.7°F (1.5°C)
Maximum inlet temperature
86°F (30°C)
86°F (30°C)
Europe
EN12021
UK
BS4275 : 1997
USA
CGA G7.1-1997
OSHA-Grade D
Canada
CSA Z180.1
4.1 Product Specification
4.2 Breathing Air Standards
Impurity
European Pharma
CSA Z180.1
*CO
2
<500ppm
<500ppm
*CO
<5ppm
<5ppm
SO
2
<1ppm
NA
NO
2
<2ppm
NA
O
2
NA
20-22%
N
2
& Rare Gases
NA
78-80%
Water Vapour
ADP -45°C (-49°F)
(-23°F) -31°C at 7 bar (100psi)
At a dew point 5
°C under the
lowest temperature its exposed
to during the year.
Oil vapour
<0.01 mg/m³
<1mg/m
3
Dirt Particles
NA
<1mg/m
3
Odor
Taste and odour free
Taste and odour free
Bacteria
NA
NA
Methane
NA
<10ppm
Volatile non-methane hydrocarbons
(VNMH)
NA
<5ppm
Volatile halogenated hydrocarbons NA
<5ppm
Refer to section 11.3 on page 18 regarding sampling and maintaining standards.
