1. Realize on-off cycles and convertion of circuit manually 2. Control the circuit by padlock  Rotary switch with padlock XAL-B142H29 Contact type: N/C N/OAmbient temperature: -25°c - +45°cOperating temperature: -40°C to +70°C (-40F to +158F)Rated Frequency: 50/60HZ 

Scheme	N/C
Ambient temperature	-25°c - +45°c
Operating temperature	-40°C to +70°C (-40F to +158F)
Rated Frequency	50/60HZ

   

rotary switch with lock