MEDC DB3B - Manual (Page 13)

© MEDC 2014 07/14
6.0 CERTIFICATION/APPROVALS
IECEx units
Gas (G) certified units
Certified to IEC60079-0, IEC60079-1 and IEC60079-7
Ex d IIC unit (IEC certification No. IECEx BAS 13.0112X)
Ex d IIC T
G
(T
amb.
) Gb
Ex de IIC unit (IEC certification No. IECEx BAS 13.0114X)
Ex de IIC T
G
(T
amb.
) Gb
See special conditions for safe use for ambient temperature ranges and T-ratings.
The IECEx certificate and product label carry the IECEx equipment protection level marking:
Gb
Where Gb signifies suitability for use in a Zone 1 surface industries area in the presence of gas.
Gas & Dust (GD) certified units
Certified to IEC60079-0, IEC60079-1, IEC60079-7 and IEC60079-31
Ex d IIIC unit (IEC certification No. IECEx BAS 13.0113X)
Ex d IIC T
G
(T
amb.
) Gb
Ex tb IIIC T
D
(T
amb.
) Db IP6X
Ex de IIIC unit (IEC certification No. IECEx BAS 13.0115X)
Ex de IIC T
G
(T
amb.
) Gb
Ex tb IIIC T
D
(T
amb.
) Db IP65/66*
*depending on outer flare type
See special conditions for safe use for ambient temperature ranges and T-ratings.
The IECEx certificate and product label carry the IECEx equipment protection level markings:
Gb and Db
Where Gb signifies suitability for use in a Zone 1 surface industries area in the presence of gas.
Db signifies suitability for use in a Zone 21 surface industries area in the presence of dust.