Gas & Dust (Gd) Certified Units; These Units Also Have The Following Approvals; Special Conditions For Safe Use - Eaton Db4B Handbuch

Loudspeaker - DB4B
English
Gas & dust (GD) certified units
Certified to EN60079-0, EN60079-1, EN60079-7 and
EN60079-31
Ex d IIIC unit (ATEX certification No. Baseefa13ATEX0231X)
Ex db IIC T (T ) Gb
G amb.
Ex tb IIIC T (T ) Db IP6X
D amb.
Ex de IIIC unit (ATEX certification No. Baseefa13ATEX0233X)
Ex db eb IIC T (T ) Gb
G amb.
Ex tb IIIC T (T ) Db IP65/66*
D amb.
*depending on outer flare type (Short flare – IP65, Long
flare – IP66)
See special conditions for safe use for ambient tempera-
ture ranges and T-ratings.
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:

Ingress protection: Ex d & Ex e terminal chambers - IP66
& IP67 to IEC60529.
DNV Type approved. Approved according to IEC60945:
Maritime navigation and radio communication equipment
and systems.
The equipment is classed as exposed.
Minimum compass safe distance is 5m.

7.0 Special conditions for safe use

a) Type DB4B Ex d:
IECEx BAS 13.0112X, IECEx BAS 13.0113X,
Baseefa13ATEX0229X & Baseefa13ATEX0231X
1. For replacement purposes the cover fixing screws
shall be of stainless steel grade A2-70 or stronger.
2. Painting and surface finishes, other than those applied
by the manufacturer, are not permitted.
3. When the unit is used in dust atmospheres (GD units
only) the cable entries used shall be sealed to main-
tain the IP6X rating, in accordance with the applicable
installation codes.
4. This apparatus is suitable for use only in ambient
temperatures as follows:
6
Loudspeaker - dB4B
Max. power
rating
8W
15W
25W
b) Type DB4B Ex de:
1. For replacement purposes the cover fixing screws
2. Painting and surface finishes, other than those applied
3. Not more than one single or multiple strand wiring
4. Leads connected to the terminals shall be insulated for
5. Minimum creepage and clearance distances between
6. All terminal screws, used and unused, shall be
7. When the unit is used in dust atmospheres (GD
8. If used, internal optional earthing material shall be
9. This apparatus is suitable for use only in ambient
Max. power
rating
8W
15W
25W
TM252 Issue D August 2018 www.eaton.com
T
amb.
-55°C to +85°C
-55°C to +55°C
-55°C to +40°C
-55°C to +85°C
-55°C to +70°C
-55°C to +40°C
-55°C to +70°C
-55°C to +40°C
IECEx BAS 13.0114X, IECEx BAS 13.0115X,
Baseefa13ATEX0232X & Baseefa13ATEX0233X
shall be of stainless steel grade A2-70 or stronger.
by the manufacturer, are not permitted.
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.
at least 275V and this insulation shall extend to within
1mm of the metal of the terminal throat.
the terminals and adjacent conductive parts (including
cable entry devices) must be at least 6mm.
tightened down.
units only) the cable entries used shall be sealed
to maintain the IP6X rating, in accordance with the
applicable installation codes.
anti-corrosive.
temperatures as follows:
T
amb.
-50°C to +85°C
-50°C to +55°C
-50°C to +40°C
-50°C to +85°C
-50°C to +70°C
-50°C to +40°C
-50°C to +70°C
-50°C to +40°C
T T
G d
T4 T135°C
T5 T100°C
T6 T85°C
T3 T200°C
T4 T135°C
T5 T100°C
T4 T135°C
T5 T100°C
T T
G d
T4 T135°C
T5 T100°C
T6 T85°C
T3 T200°C
T4 T135°C
T5 T100°C
T4 T135°C
T5 T100°C