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
