Ex 355 4VSR

  • 气体防爆1区和粉尘防爆21区
  • 金属外壳
  • 2个触点
  • 安装标准依据EN 50041
  • 接线箱
  • 调整带尼龙滚轮的杠杆长度
  • 轻型到中型应用
  • 可提供粉尘防爆22区的特殊型号

技术参数

标准EN 60947-5-1; EN 60079-0,
EN 60079-1, EN 60079-7,
EN 60079-31; EN ISO 13849-1
外壳zinc die-cast, enamel finish
内置模块Ex 95
防护等级IP 67 符合 IEC/EN 60529
触点材质
开关原理缓动,主动式断开NC触点
开关元件1 NC/1 NO contact or 2 NC contacts, type Zb
连接类型screw connection terminals
线缆横截面max. 1.5 mm² (incl. conductor ferrules)
线缆进线孔3 x M20 x 1.5 for
cable diameter 5 … 9 mm
可靠性数据 B10d (10 % Load)2 百万
TMmax. 20 years
Uimp4 kV
Ui250 V
Ithe6 A
Ie/Ue6 A/250 VAC; 0.25 A/230 VDC
应用类别AC-15; DC-13
短路保护6 A gG/gN fuse
环境温度T6: –20 °C … +40 °C;
T5: –20 °C … +60 °C
机械寿命> 1百万次操作
运行周期1800/h
开关点的重复性精度± 0.1 mm
触点打开行程max. 2 x 3.5 mm
撞击能量max. 7 J
防爆标志 II 2G Ex db e IIC T6/T5 Gb,
II 2D Ex tb IIIC
T80 °C/T95 °C Db
IECEx Ex db e IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
产品认证BVS 04 ATEX E 126
IECEx BVS 07.0013

订货明细

Slow action

1 NC/1 NO contact

型号   物料号  
型号    物料号   
Ex 355 4VSR 1Ö/1S 1048057
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Slow action

2 NC contacts

型号   物料号  
型号    物料号   
Ex 355 4VSR 2Ö 1180267
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Slow action

1 NC/1 NO contact with overlapping

型号   物料号  
型号    物料号   
Ex 355 4VSR UE 根据需求可提供 Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.