Bosch rexroth A4VSO 10 Series User Manual

24/72 About this product
BoschRexrothAG, axial piston variable pump A4VSO, RE 92050-01-X-B1/2019.08.23
5.3.2 Explosion protection mark
This chapter explains the codes for the protection class markings.
Table 7 Contains the equipment groups/categories per 2014/34/EU and the
corresponding zones per 1999/92/EC, the equipment group and the equipment
protection level according to DINENISO80079-36.
Table 6: Comparison of equipment groups/categories and zones
Usable
in zone per
1999/92/
EC
Equipment
group
per
Direc
tive
2014/34/EU
Category
acc. to
2014/34/
EU
Application/characteristics
(excerpt from the directives)
Equipment group
according to
D
INENISO80079-36
Equipment
protection
level (EPL)
according to
DINENISO
80079-36
– I M1 Areas with firedamp atmospheres
(EquipmentGroup I), i.e., underground mines and
their surface installations. Continued operation is
possible in the event of an explosive atmosphere.
Very high level of safety
I Ma
– M2 Are
as with firedamp atmospheres
(EquipmentGroupI), i.e., underground mines
and their surface installations. In the event of
an explosive atmosphere, it must be possible to
switch off the device. High level of safety
I Mb
0, 1, 2 II 1G Potentially explosive areas in which explosive
gases, mists or vapors (EquipmentGroupII)
occur constantly or for long periods or frequently.
Corresponds to Zone0 per Directive 1999/92/EC.
Very high level of safety
II Ga
1, 2 2G P
o
tentially explosive areas in which explosive
gases, mists or vapors (EquipmentGroupII) occur
occasionally. Corresponds to Zone1 per Directive
1999/92/EC. High level ofsafety
II Gb
2 3G Potentially explosive areas in which combustible
gases, mists or vapors (EquipmentGroupII) do
not normally occur or occur only infrequently
or briefly. Corresponds to Zone2 per Directive
1999/92/EC. Normal level of safety
II Gc
20, 21, 22 1D Potentially explosive areas in which combustible
dust/air mixtures (EquipmentGroupII) occur
constantly or for long periods or frequently.
Corresponds to Zone20 per Directive 1999/92/EC.
Very high level of safety
III Da
21, 22 2D Po
tentially explosive areas in which combustible
dust/air mixtures (EquipmentGroupII) occur
occasionally. Corresponds to Zone21 per Directive
1999/92/EC. High level ofsafety
III Db
22 3D Potentially explosive areas in which an explosive
atmosphere caused by dust in the air (Equipment
GroupII) does not normally occur or occurs only
infrequently or briefly. Corresponds to Zone22 per
Directive 1999/92/EC. Normal level ofsafety
III Dc
Gases, mists and vapors are categorized into the explosion (sub)groups IIA, IIB and
IIC according to their ignition resistance, i.e., their ability to conduct or prevent an
explosion through a narrow gap. Ignition resistance is a measure of the risk of a gas
exploding. Explosion Group IIA contains the less dangerous materials; Explosion
Comparison of equipment
groups/categories and
corresponding zones
Categorization of gases,
mists and vapors into
explosion groups

Bosch rexroth A4VSO 10 Series Specifications

General

Brand	Bosch
Model	rexroth A4VSO 10 Series
Category	Water Pump
Language	English