The electrical systems in the UK border on paranoid.  Ground-fault circuit-breakers for each circuit, followed by a separate external switch for each circuit....
May 13, 2017@08:05      
	  
      
      
      
      
      
	  
      
        OMD35602
 1/30 sec at f / 5.5@17 mm
ISO 5000
E-M10
OLYMPUS M.9-18mm F4.0-5.6