GE MDS SD Series Technical Manual page 8

Decoded:
• II - Equipment Group - Electrical equipment intended for use in places with an explosive
gas atmosphere other than mines susceptible to firedamp
• 3 G - Zone 2 - Normal Protection level Gas - Provides a low level of protection and is in-
tended for use in a Zone 2 hazardous area
• Ex nA - Gas & Air Mixture Zone 2 protection - Non-Sparking
• IIA - Gas Group IIA - Propane
• T3 - temperature classification
• Gc - Gas atmospheres - assured level of protection against becoming an ignition source
in normal operation
ATEX Special Conditions for Safe Use:
1. The device shall be installed in an additional enclosure that provides an ingress protection
rating not less than IP54 and meets the enclosure requirements of EN 60079-0 and
EN 60079-15. Any field wiring connections or cable entries used for this outer enclosure
shall also be suitably certified against the enclosure requirements of EN 60079-0 and EN
60079-15. The installer shall ensure that the maximum ambient temperature of the module
when installed is not exceeded.
2. The equipment shall only be used in an area of not more than pollution degree 2, as defined
in IEC 60664-1."
3. Transient protection shall be provided that is set at a level not exceeding 140 % of the peak
rated voltage value at the supply terminals to the equipment.
1999/5/EC
2004/108/EC
2006/95/EC
2011/65/EC
EN 300 113-2
EN60950-1:2006
EN 301 489-1
EN60079-0:2012/A11:2013 Equipment for Explosive Atmospheres
& EN 60079-15:2010
BSD License Information
The SD Series products contain source code originally released as part of "WPA Supplicant"
which is copyrighted as indicated below and is redistributed under the terms of the BSD license:
vi
Standards of Compliance
RTTE Directive
EMC Directive
Low Voltage Directive, LVD.
Restriction of the use of certain hazardous
substances in electrical and electronic equipment
Radio Equipment and System specifications
Safety of Information technology equipment
Electromagnetic compatibility
SD Series Technical Manual
1999/5/EC
2004/108/EC
2006/95/EC
2011/65/EC
V1.5.1
1:2006
+A12:2011
V1.9.2
MDS 05-4846A01, Rev. J