Product data sheet Specifications Complete push button, Harmony XB4, Explosive atmosphere, black mushroom pushbutton XB4BC21GEX Main Harmony XB4 Range of product Product or component type Complete push-button Device short name XB4 Bezel material Chromium plated metal Fixing collar material Zamak Mounting diameter 22mm Sale per indivisible quantity 1 Dust zone Zone 21 - 22 Zone 1 - 2 Gas zone spring return Type of operator Black mushroom 40 mm Operator prole 1 NO Contacts type and composition Complementary Width 46.2mm Height 30mm Depth 96.5mm Net weight 0.126kg Device mounting Fixing hole - diameter: 22.5mm +/- 0.2 mm conforming to EN/IEC 60947-1 >= 30 x 40 mm (support panel) - thickness: 16mm Fixing center 58mm Embedding depth Ex tb IIIC Db Marking II 2 GD Ex db eb IIC Gb Round Shape of signaling unit head Slow-break Contact operation Without Positive opening 1.657mm (engagement point) Operating travel 4.622mm (changing state point) 4.452mm (total travel) 3.962N Operating force Jan 8, 2022 1 Disclaimer: This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applicationsMechanical durability 5000000cycles Connections - terminals Screw clamp terminals, 2 x 1.5 mm with cable end conforming to EN/IEC 60947-1 Screw clamp terminals, 1 x 2.5 mm without cable end conforming to EN/IEC 60947-1 0.81.2N.m conforming to EN 60947-1 Tightening torque 10A conforming to EN/IEC 60947-5-1 Ith conventional free air thermal current 415V Ui rated insulation voltage 1.9A at 380 V, AC, A600 conforming to EN/IEC 60947-5-1 Ie rated operational current 3A at 240 V, AC, A600 conforming to EN/IEC 60947-5-1 6A at 120 V, AC, A600 conforming to EN/IEC 60947-5-1 0.27A at 250 V, DC, Q300 conforming to EN/IEC 60947-5-1 0.55A at 125 V, DC, Q300 conforming to EN/IEC 60947-5-1 2.87A at 24 V, DC, Q300 conforming to EN/IEC 60947-5-1 Environment TH Protective treatment -4070C Ambient air temperature for storage -2075C Ambient air temperature for operation IP65 conforming to IEC 60529 IP degree of protection EN/IEC 60079-0:2009 Standards EN/IEC 60079-1:2009 EN/IEC 60079-7:2009 EN/IEC 60079-31:2009 UL 60079-0 UL 60079-1 UL 60079-31 ANSI/ISA 12.12.01 CSA C22.2 No 213 Product certications INERIS 04ATEX9004U Packing Units PCE Unit Type of Package 1 1 Number of Units in Package 1 130g Package 1 Weight Package 1 Height 9.6cm Package 1 width 3cm Package 1 Length 4.6cm Oer Sustainability Green Premium product Sustainable oer status REACh Regulation REACh Declaration Yes REACh free of SVHC EU RoHS Directive Pro-active compliance (Product out of EU RoHS legal scope) EU RoHS Declaration Yes Toxic heavy metal free Yes Mercury free RoHS exemption information Yes China RoHS Regulation China RoHS declaration Environmental Disclosure Product Environmental Profile Circularity Prole End of Life Information The product must be disposed on European Union markets following specific waste collection and WEEE never end up in rubbish bins 2 Jan 8, 2022