Explosion-proof Junction Box A1241 (B Type) Applicable LocationZone 1 & Zone 2Zone 21 & Zone 22 *Please download catalogue for details.Explosion-proof Junction Box A1241 (B Type)ProtectionDegree of Protection - IP67 / NEMA 6 TS Certification Ex d IIC T6 Gb Ex tb IIIC T85°C Db Specification Material: Aluminum Alloy Electrical Spec: 600V×20A Entry: 1~4 Flank entries are available Thread: G1/2”, G3/4”, M20×1.5, M25×1.5, NPT 1/2”, NPT 3/4” Ambient Temperature-20°C ~ +40°C CatalogueTS-Download