Bosch Rexroth 4WS2EM 10 Series - Type of protection

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RE29583-XL-B/09.20, 4WS2EM 10...XL..., BoschRexrothAG
The type of protection describes the kind of measures taken to prevent the ignition
of asurrounding explosive atmosphere.
Table 9: Types of protection
Type of
protection
Meaning Relevant for
non-electrical
devices
Electrical operating
equipment
b Ignition source monitoring X -
c Structural safety X -
d Flameproof enclosure X X
e Increased safety - X
fr Flow restricting enclosure X -
g Intrinsic safety - X
k Liquid immersion X -
o Oil immersion - X
p Pressurized enclosure X X
q Powder filling - X
m Encapsulation - X
i Intrinsic safety - X
Type of protection