source ignition present during normal
operation when errors occur that cannot necessarily
expected regular basis.
EPL Dc
Equipment for combustible dust atmospheres with elevated
level protection.
EPL Gc
Equipment for explosive-risk gas atmospheres with elevated
level protection.
EPL Mb
Equipment for installation mine with high level of
protection.Technicalappendix
W
W.
Gases (Group II)
EPL Ga
Equipment for explosive-risk gas atmospheres with very high
level protection. source ignition present during normal
operation when errors occur that cannot necessarily
expected regular basis. source ignition present during normal
operation and can have additional safeguards ensure that
none present during faults which happen regularly (e. source ignition present during normal
operation when errors occur that cannot necessarily
expected regular basis. source ignition present during normal
operation and can have additional safeguards ensure that
none present during faults which happen regularly (e. Has sufficient safety ensure that there source
of ignition the period time between the outbreak gas and
the time the equipment switched off. failure
of lamp). Has sufficient safety that ensure there source
of ignition even when the device operated following an
outbreak gas. source ignition present during normal
operation very rare faults.3
The system EPL classifications shown below.
Dust (Group III)
EPL Da
Equipment for combustible dust atmospheres with very high
level protection.
EPL Db
Equipment for combustible dust atmospheres with high level
of protection.
ATEX directive 1999/92/EC
.
Firedamp (methane) risk mines (Group I)
EPL Ma
Equipment for installation mine with very high level of
protection.
EPL Gb
Equipment for explosive-risk gas atmospheres with high level
of protection. failure
of lamp)
