Kullanım Kılavuzları
TEHLİKELİ BÖLGELERİN SINIFLANDIRILMASI ( Classification of Hazardous Zones) Zone 1 - Group IIA class T3 ATEX apparatus cat. 1 or 2 Zone 2 - Group IIA class T3 ATEX apparatus cat. 1 or 2 or 3 Zone 0 An Area Where an explosive atmosphere is present continuously for long periods Zone 1 An Area Where an explosive atmosphere is likely to occur in normal operation Zone 2 An Area Where an explosive atmosphere is not likely to occur in normal operation Vent Island Non-Hazardous zone Vapour barrier ( IP 67 ) ( Type 1 ) Vapour barrier ( IP 54 ) ( Type 2 ) h = 150 ( Min) . 200 50 Head IP 67 200 Vent IP 54 IP 54 Vent 200 50 26