6
KEYSTONE
KEYSTONE
Keystone
OM3 - EPI-2 LOcaL IntErfacE MOduLE
InstallatIon and MaIntenance InstructIons
6. IdEntIfIcatIOn
6.1 Water-, dust-proof VersIon
EPI-2 actuators with OM3 are designed
and manufactured according to En 60529
standards.
Specific types of protection are printed on
the label, as follows:
6.3 expLosIonproof VersIon
the version of EPI-2 with OM3 suitable for
installation in hazardous areas is designed and
manufactured according to En 50014, 50018,
50019, En 50281-1-1 standards.
the driven valve or associated gear reducer will
form part of a separate risk analysis according
to directive atEX 94/9/Ec and following the
En 13463 norms.
EPI-2 actuators have IP 66/68 protection degree
in accordance with En 60529.
6.4 atex LabeL for appLIcatIon In hazardous areas
WarnIng
Whenever EPI-2 actuators must be installed in
a hazardous area as defined by the applicable
rules, it is mandatory to check whether the
actuator nameplates indicate their suitability to
a hazardous area, and the appropriate protection
degree. Maintenance and repair works must be
carried out by qualified personnel and checked
by responsible specialists.
I Environmental data
L actuator duties
M Explosionproof protection degree
N Weatherproof protection degree
O atEX certificate reference
P Manufacturer details
Q Year of construction
r notified body for atEX quality assurance (Ineris)
S atEX marking
a Manufacturer logo
B Product model
c nominal output torque value
d Product code
E Serial number
f Stroking time range
G Power supply data
h Max current absorption in ampere (at 24 V dc)
h Max current absorption in ampere (at 24 V dc)
I Environmental data
L actuator duties
M Weatherproof protection degree (EU and US)
N Weatherproof certificate reference (EU and US)
O Manufacturer details
P Year of construction
a Manufacturer logo
B Product model
c nominal output torque value
d Product code
E Serial number
f Stroking time range
G Power supply data
6.2 LabeL for appLIcatIon In Water-,
dust-proof areas
Marking description:
• IP 66/68.
• NEMA 4/4X/6 according to NEMA 250.