MEDC DB16 User Manual
Page 6
IIC
Certified to EN 60079-0, EN 60079-1, EN 60079-7 and EN 60079-31
Ex de unit (ATEX certification No. Baseefa04ATEX0167X)
30W – Ex de IIC T3 Gb (-50°C to +40°C)
Ex tb IIIC T110°C Db (-50°C to +40°C)
IP6X
25W – Ex de IIC T3 Gb (-50°C to +65°C)
Ex tb IIIC T110°C Db (-50°C to +65°C)
IP6X
The ATEX certificate and product label carry the ATEX group and category marking:
II 2 GD
Where:
Signifies compliance with ATEX
II Signifies suitability for use in surface industries
2 Signifies suitability for use in a zone 1 area
G Signifies suitability for use in the presence of gases
D Signifies suitability for use in the presence of dust
These units also have the following approvals:
IP66 to BS EN 60529 & IP67 to IEC60529
7.0 SPECIAL CONDITIONS FOR SAFE USE
For all units:
1.
Painting and surface finishes, other than those applied by the manufacturer, are not permitted
2.
Not more than one single or multiple strand wiring lead shall be connected into either side of any
terminal, unless multiple conductors have been joined in a suitable manner, e.g. two conductors into a
single insulated crimped boot lace ferrule.
3.
Leads connected to the terminals shall be insulated for at least 275V and this insulation shall extend to
within 1mm of the metal of the terminal throat.
4.
Minimum creepage and clearance distances between the terminals and adjacent conductive parts
(including cable entry devices) must be at least 5mm.
5.
All terminal screws, used and unused, shall be tightened down
6.
For replacement purposes the horn fixing screws shall be of stainless steel grade A2-70 or stronger.
In addition for the IIC units:
7.
This apparatus is not suitable for use in atmospheres containing carbon disulphide.
8.
When the unit is intended for use in dust atmospheres, the cable entries used shall be sealed to
maintain the IP6X rating, inaccordance with the applicable installation codes.
07/13
© Cooper MEDC 2013