Terminal boxes, to European Standards (ATEX)
Terminal box
Features
þ ATEX certification
Terminal box
Terminal box, empty enclosure
Type OTB-122
Type OEB-122
þ BASEEFA test certification
lbcak
þ Versions with horizontally, vertically
or diagonally mounted terminal strip
Explosion protection
þ Different terminal types can be mounted
þ External earth connection
Ex protection type (according to EN 50014)
Ex II 2 GD T 85°C, EEx e II T6 increased safety
BS EN 50014, BS EN 50019; 1994
BS EN 50281-1-1; 1998
þ Extended ambient temperature range
þ Possibility of an M 20/M 25 cable entry
Ambient temperature
(special temperature range on request)
- 20 °C to + 40 °C
extended ambient temperature range
- 55 °C to + 65 °C
in the lid
þ Integrated earthing pad for metal glands
Technical data
Description
Material
polyester black, anti-static,
glass-fibre reinforced,
The OTB terminal box, both distribution box and
empty enclosure, is manufactured of high impact
resistance proof, glass-fibre reinforced polyester
SMC & DMC providing extraordinary stability and
corrosion resistance.
surface resistance <109 Ω
flame retardant: IEC 92.1, UL94V0
Colour/coating
polyester black, anti-static
Lid screws
(other models on request)
captive slotted or hexagon socket screw,
high-quality stainless steel 316
The standard enclosure consists of black, anti-
static material. OTB distribution box and empty
enclosure have been tested and approved by the
BASEEFA authorities according to the latest
European Standards. These correspond to the
requirements of the EC directive 94/9/EC (ATEX).
Standard-seals
(seals on request)
captive silicone o-ring in groove,
protected against the penetration
of foreign bodies, according to IP 66
(IEC 144/EN 60529) - 55 °C to + 80 °C
Mechanical resistance
impact energy > 2 x 7 Nm
(according to EN 50014)
Installation instructions
Protection class EN 60529/IEC 60529
The installer must make sure that the enclosure
used is suitable for the corresponding field of
application. This means that the marking must
correspond to the classification of the Ex area.
Also must the temperature class of the distribution
box meet the respective requirements.
(higher protection class on request)
IP 66
Max. power dissipation
at Tu + 40 °C, 4 W
at Tu + 55 °C, 2 W
at Tu + 65 °C, 1.3 W
Certification
(further certifications on request)
empty enclosure: part certification
BAS98ATEX3007U
distribution box: conformity certification
BAS98ATEX3008X
Accessories
Earthing bars OS3, XE earthing studs,
ES earthing studs
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