MEDC DB4 Technisches Handbuch Seite 6

6.0 SPECIAL CONDITIONS FOR SAFE USE
a) Type DB4/DB4L - IECEx BAS 11.0083X & BAS00ATEX2097X (Exd)
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:
Max. Power
Type
rating
15W
DB4
25W
15W
DB4L
25W
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 - IECEx BAS 11.0084X & BAS00ATEX2098X (Exe)
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 conductors into a single
insulated 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. All terminal screws, used and unused, shall be tightened down.
5. This apparatus is suitable for use only in ambient temperatures as follows:
Max. Power
Type
DB4E
DB4LE
6. Minimum creepage and clearance distances between the terminals 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.
10/11
T
amb.
-20°C to +55°C
-20°C to +70°C
-20°C to +55°C
-55°C to +55°C
-55°C to +70°C
-55°C to +55°C
T
amb.
rating
-20°C to +55°C
15W
-20°C to +70°C
25W -20°C to +50°C
-50°C to +55°C
15W
-50°C to +70°C
25W -50°C to +50°C
T T
G D
T5
T100°C
T4
T135°C
T4
T135°C
T5
T100°C
T4
T135°C
T4
T135°C
T T
G D
T5
T100°C
T4
T135°C
T4
T135°C
T5
T100°C
T4
T135°C
T4
T135°C
© Cooper MEDC 2011