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