113.43-5—Power supply.
         Each steering failure alarm system must be supplied by a circuit that:
    
    
    
        
        (b) 
         Is fed from the final emergency power source through the emergency distribution panel in the wheelhouse, if installed; and
    
    
        
        (c) 
         Has no overcurrent protection except short-circuit protection by an instantaneous fuse or circuit breaker rated or set at 400 to 500 percent of: