Attribute Value Cable Length 37.5m Mounting Orientation Straight IP Rating IP67 Number of Poles DP Series SRM Length 282mm Width 90mm Depth 88mm Housing Material Die Cast Aluminium Maximum Operating Temperature +80°C Dimensions 282 x 90 x 88mm Conduit Entry M20 x 1.5 Maximum DC Voltage 250V Maximum AC Voltage 240V Minimum Operating Temperature -30°C Bernstein SRM Safety Rope Pull Switches Even under extreme conditions, such as major temperature fluctuations, the SRM rope pull switch continues to work reliably. Rope pull switch manufactured in accordance with DIN EN 60947-5-5 and DIN EN ISO 13850 Protection class IP67 Stable and durable metal housing (aluminium pressure die-casting) Suitable for outdoor use Can be deployed at temperatures between -30 to +80 °C Easy to fasten due to hole template patterns common for most rope pull switch models Flexible handling with three M20 x 1.5 cable entries Easy installation due to the maximum connection space Up to four positively driven NC contacts Separate-action built-in switches