价格：面议
北京德兰系统控制技术有限公司
联系人：沈小姐
电话：13671176288
地址：北京海淀区大钟寺华杰大厦7A9-2
型号：EEx ZS 75 .Steute防爆拉线开关 功能特性 防爆1区，2区，21区，22区 金属外壳 电线长度可达50米 4种弹簧力（驱动力）: 295-390 N for 30-50 m, 195-275 N for 20-30 m, 120-180 N for 10-20 m, 80-100 N for max. 10m 钢丝牵拉和断裂功能 特别版本可以用在粉尘22区 技术参数 Standards IEC/EN 60947-5-1, IEC/EN 60947-5-5, EN 50014, EN 50018, EN 50281-1-1 Enclosure aluminium die-cast, enamel finish Cover aluminium die-cast, enamel finish Switch insert EEx 14 Protection class EEx ZS 75 WVD: IP 65; EEx ZS 75 VD, EEx ZS 75 VS and EEx ZS 75 WVS: IP 54 to IEC/EN 60529 Contact material silver Switching system slow action, positive break NC contacts Switching elements change-over contact with double break or 2 NO/2 NC or 4 NC contacts Termination cable H05VV-F Cable section 4 x 0.75 mm2 (incl. conductor ferrules) per switch insert Cable section 3 m Uimp 4 kV Ui 250 V Ithe 6 A Utilisation category AC-15, DC-13 Ie/Ue 6 A/250 VAC, 0.25 A/230 VDC Max. fuse rating 6 A gL/gG D-fuse Ambient temperature –20 °C … +65 ºC, +75 °C ... T5 Mechanical life > 1 million operations Max. wire length 50 m Features wire pull and breakage function Ex certification II 2G EEx d IIC T6, II 2D IP65 T80°C Approvals PTB 06 ATEX 1067 X