Siemens standard round RONIS key-operated selector switch made up of a silver coloured metal actuator surrounded by a high gloss silver colour metal ring. The mounting diameter is 22.3mm whereas the actuating element has a 29.5mm diameter.

• · Manner of function: Momentary (return from centre to left)
• · Actuating angle: 90°
• · Number of switching positions: 2
• · Switch position for key distraction: O+I
• · Mechanical sevice life: 300000 cycles
• · Maximum operating frequency: 1800 1/h
• · IP66/67/69 Degree of protection
• · Vibration resistance: 5g (10-500Hz)
• · Shock resistance: 50g
• · Ambient temperature: -25 to 70°C