Scope Of Atex Categories For Cr Pumps - Grundfos CR Serie Instrucciones De Instalación Y Funcionamiento

6. Scope of ATEX categories for CR pumps

Directive
2014/34/EU
Environment:
1)
EPL :
2)
1999/92/EC
CR pumps
Motors
2014/34/EU
Category 1
Environment: G
1)
EPL : Ga
2)
1999/92/EC Zone 0
CR pumps None
Motors None
1)
EPL: Equipment Protection Level.
2)
Important: The link between groups, categories
and zones is explained in Directive1999/92/EC.
Note that this is a minimum directive. Some EU
countries may therefore have stricter local rules.
The user or installer is always responsible for
checking that the group and category of the
pump correspond to the zone classification of the
installation site.
10
ATEX-approved CR pumps
1
Ma
-
None
None
Category 2
D G
Da Gb
Zone 20 Zone 1
CR
CRI
None
CRN
CRT
• II 2G Ex eb
IIC T3 Gb
None
• II 2G Ex db
IIC T4 Gb
GROUP I
Category M
GROUP II
D
Db Gc
Zone 21 Zone 2
CR CR
CRI CRI
CRN CRN
CRT CRT
• II 2D Ex tb • II 2G Ex eb
IIIC T125 °C IIC T3 Gb
Db
• II 2G Ex db
IIC T4 Gb
2
Mb
-
CR
CRI
CRN
None
Category 3
G D
Dc
Zone 22
CR
CRI
CRN
CRT
• II 3D Ex tc
IIIC T125 °C
Dc