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Videotec Catalogue (pdf) - Videor

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2009 <strong>Catalogue</strong> english<br />

ATEx - LABELLiNg AND PROTECTiON TYPE<br />

ATEx (TuV NORD CERTiFiCATiON)<br />

DiRECTiVE 94/9/CE<br />

COD. DEsCRiPTiON<br />

II group (surface devices, no mining)<br />

2 Category (elevated protection degree, the devices of this category can be installed in<br />

zone 1 and 21 and in zone 2 and 22)<br />

gd Atmosphere type (gasses and dusts)<br />

Ex d Explosion-proof housing for potentially explosive environments<br />

IIC gasses group<br />

T6 Temperature classification for gasses<br />

td A21 dust ignition protection for zones 21-22<br />

Ip66 Enclosure weatherproof standard<br />

T85°C Max superficial temperature for dusts<br />

gOsT-R - LABELLiNg AND PROTECTiON TYPE<br />

gOsT-R (CERTiFiCATiON NANiO CCVE)<br />

COD. DEsCRiPTiON<br />

1 Weatherproof standard<br />

Ex d Explosion-proof housing for potentially explosive environments<br />

IIC gasses group<br />

T6<br />

и<br />

Temperature classification for gasses<br />

dIp A21 dust ignition protection for zones 21-22<br />

TAT6 Max superficial temperature for dusts<br />

A higher temperature class automatically covers a lower one (T6 is better than T1). In addition; IIB also<br />

covers IIA; IIC also covers IIB and IIA.<br />

ExhC003R + ExWBJ00R<br />

iECEx - LABELLiNg AND PROTECTiON TYPE<br />

iECEx (TuV NORD CERTiFiCATiON), PROTOCOLs iEC 60079-0:2000, iEC 60079-1:2001,<br />

iEC 61241-0:2004 iEC 61241-1:2004<br />

COD. DEsCRiPTiON<br />

Ex d Explosion-proof housing for potentially explosive environments<br />

IIC gasses group<br />

T6 device class temperature for gasses<br />

Ex td A21 dust ignition protection for zones 21-22<br />

Ip66 Enclosure weatherproof standard<br />

T85°C Max superficial temperature for dusts<br />

gAs gROuP CLAssiFiCATiON<br />

TEMPERATuRE CLAss (MAxiMuM suRFACE TEMPERATuRE °C OF ThE hOusiNg)<br />

CLAss<br />

T1<br />

450 °C<br />

T2<br />

300 °C<br />

I Methane<br />

IIA Acetone n-butane<br />

Ethane<br />

Ethyl<br />

acetate<br />

Ammonia<br />

Benzene<br />

(pure)<br />

Acetic acid<br />

Carbon<br />

monoxide<br />

Methanol<br />

propane<br />

Toluene<br />

n-butyl<br />

IIB Ethylene<br />

T3<br />

200 °C<br />

Benzine<br />

diesel fuel<br />

Aircraft fuel<br />

heating oil<br />

n-hexane<br />

T4<br />

135 °C<br />

Acetaldehyde<br />

Ethyl ether<br />

T5<br />

100 °C<br />

IIC hydrogen Acetylene Carbon<br />

disulphide<br />

T6<br />

85 °C<br />

Ethyl<br />

nitrate<br />

normally it refers to the maximum ambient temperature of the installation.<br />

The lowest ignition temperature of the explosive atmosphere must be higher than the maximum surface<br />

temperature of the housing.<br />

The lower is the temperature class, the better it is.<br />

ExPLOsiON-PROOF sYsTEMs<br />

31

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