MEDC DB4 Technische Anleitung Seite 3

G signifies suitability for use in the presence of gases
D signifies suitability for use in the presence of dust.
The product label also carries the following mark:
1180
This signifies unit compliance to the relevant European directives, in this case 94/9/EC, along with the number
of the notified body issuing the EC type examination certificate.
5. SPECIAL CONDITIONS FOR SAFE USE
a) TYPE DB4/DB4L –
BAS00ATEX2097X (EExd)
1. This apparatus is not suitable for use in atmospheres containing carbon disulphide.
2. This apparatus is suitable for use only in ambient temperatures as follows:
Type Power Rating
DB4 15W
>15W
DB4L 15W
>15W
3. Painting and surface finishes, other than those applied by the manufacturer, are not permitted.
4. When used in dust atmospheres the flameproof cable entry devices or stopping plugs shall be selected and
installed to maintain the dust tight (IP6X) integrity of the enclosure.
b) TYPE DB4E/DB4LE –
BAS00ATEX2098X (EExde)
1. This apparatus is not suitable for use in atmospheres containing carbon disulphide.
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 conduc tors into a single insulated
bootlace 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. All terminal screws, used and unused, shall be tightened down.
5. This apparatus is suitable for use only in ambient temperatures as follows :-
Type Power Rating
DB4E 15W
>15W
DB4LE 15W
>15W
6. Minimum creepage and clear ance distances between the termi nals and adjacent conductive parts (including
cable entry devices) must be at least 5mm.
7. Painting and surface finishes, other than those applied by the manufacturer, are not permitted.
8. When used in dust atmospheres the flameproof cable entry devices or stopping plugs shall be selected and
installed to maintain the dust tight (IP6X) integrity of the enclosure.
© MEDC 2004
Ambient Temp.
-20ºC to +70ºC
-20ºC to +50ºC
-55ºC to +70ºC
-55ºC to +50ºC
Ambient Temp.
-20ºC to +70ºC
-20ºC to +40ºC
-55ºC to +70ºC
55ºC to +50ºC
11/07