Catalogue Ex switchgear to ATEX Catalogue
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re atmospheres. Ex switchgear from
:eute.'
steute - the \CX/perts
As specialists for Ex switchgear steute offers an extensive program of ex­plosion-proof certified protection switches, command devices, position switches, magnetic reed switches etc. to the manufacturers of machines and plants.
Thus steute contributes, that in sensitive fields a high degree of safety for men, environment and plants is achieved.
Ex switchgear from steute are used among others in the chemical and petro-chemical industry as well as in enamelling systems. But also where high fine dust concentrations can lead to explosions by deflagration - e. g. in mills, in wood processing, pharmacy and filling of powdery materials - the machine and plant manufacturers as well as the end-user use the know-how and the switchgear from steute.
450 °c
Group
300 °c ■ 280 °c '
0 260°c ■
5 230°c ■ S 225°c . a. 200 °c '
1 180 °c
0 160°c :
.2 135 °c ■ = 120°c ■
CO
100 °c ■ c 85°c ■
Group A
Class I
All Ex switchgear produced by steute are suitable for the use in potentially explosive atmospheres of zone 1 or 2 (21 or 22). Corresponding type-examination certificates per EC Directive 94/9/EC (ATEX) are available.
steute
Schaltgerate GmbH & Co. KG
Postfach 3343, D-32567 Lôhne BruckenstraBe 91, D-32584 Lôhne
Phone +49-(0)5731/745-0 Fax +49-(0)5731/745-200 E-Mail: info@steute.de Internet: http://www.steute.de
Group B
Class I
0°c
Group C
Class I
Temperature classesaccording to CENELEC/ IEC/ NEC 505 NEC 500
T1T2DT2C T2B T2A T2 T3CT3BT3A T3
T4AT4
T5
T6
Group D
Class I
ssification of Gases and Dusts per CENELEC/IEC/NEC 505
Mining
T6
Group E
Class II
Explosion sub-group
Gases and dusts
Group F
Class II
Methane
Group G
Class II
Ammoniac Methane Ethane Propane
Ethyl alcohol Cyclohexane n-Butane n-Hexane
Fuel in general Aircraft fuel Fuel oil
Acetaldehyde
II A
Class III
Professional lighting gas Acrylonitrile
Ethylene Ethylene oxide
Ethylene glycol
Hydrogen
sulphide
Ethyl ether
II B
Hydrogen
Ethine (Acetylene)
Coal disulphide
II C
a
A Ex de
IIC
Ex de
IIC
Zone 1,
T6 T6
DMT 01 ATEX E118
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