END ARMATUREN DF3D, Оригинальное руководство по эксплуатации

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Annex
10. Annex
10.1 Conditions in the potentially explosive area
10.2 Equipment groups acc. to EC-directive 2014/34/EU, Annex I
1 2
G
(gas)
(Zone 0)
D
(dust)
(Zone 20)
G
(gas)
(Zone 1)
D
(dust)
(Zone 21)
G
(gas)
(Zone 2)
D
(dust)
(Zone 22)
Category M Category 1 Category 2 Category 3
Group I
(Mining ,Methane
and / or flammable gases)
Group II
(explosive atmosphere aus air-gas- or air-dust- mixtures, mists oder vapours)
Equipment with very high
safety level
This means equipment
of category 1 is intended
for use in areas in which
explosive atmosheres are
present continuously, for
long periods or frequently.
Equipment with high safety
level
This means equipment
of category 2 is intended
for use in areas in which
explosive atmosphreres are
likely to occur .
Equipment with normal
safety level
This means equipment
of category 3 is intended
for use in areas in which
explosive atmospheres are
unlikely to occur or , if they
do occur, are likely to do so
only infrequently and for a
short period only.
(1G) (1D) (1D od. 2D) (1G od. 2G) (1D / 2D / 3D) (1G / 2G / 3G)
Flammbable
material
Temporary behaviour of the flammable mate-
rial in the potentially explosive atmosphere
Classification of the
potentially explosive
atmosphere
Are present continuously, for long periods or
frequently
Zone 0
Gases &
Are likely to occur Zone 1
vapours
Are unlikely to occur or, if they do occur, are
likely to do so only frequently and for a short
period only
Zone 2
Are present continuously, for long periods or
frequently
Zone 20
Dusts Are likely to occur Zone 21
Are unlikely to occur or, if they do occur, are
likely to do so only frequently and for a short
period only
Zone 22