SP
+
ATEX MC
Description of the gearbox
Revision: 07
2022-D014985
en-11
3.2.2 ATEX marking for use in potentially explosive dust atmospheres
3.3
Ordering code
More information is available in our catalog or at www.wittenstein-alpha.de.
Designation
L
Equipment category "Ex h:
non-electrical”
M
Equipment group
"III: Explosive dust atmospheres"
Subgroup
"C: suitable for combustible suspended
solids, non-conductive and conductive
dust"
N
Max. surface temperature: 150 °C
O
Equipment protection level (EPL)
Use in zone 21: "listed ignition sources
under normal operation and in the event
of expected malfunctions"
P
Restrictions regarding ambient
temperature and mounting position
(see Chapter 10.4 "Specifications for
Tbl-6: Name plate (sample values)
L
II 2D Ex h IIIC T150 °C Db X
M
N
O
P
Product type
Characteristic
Gearbox variant
Gearbox model
Number of stages
Ratio
optional
Motor connection
Generation
Backlash
Clamping hub diameter
Output shape
xxxxxxx x - x x x - xxxxx - x x x - x x xxxxx
