From: rcres@XXnewsguy.com   
      
   "J.B. Wood"  wrote in message   
   news:m4vect$fcc$1@ra.nrl.navy.mil...   
   > Hello, all, and a fuse question for a practicing electrician (or anyone in   
   > the know):   
   >   
   > Assuming a residential branch circuit is fused for 125 volts, 30 amps and   
   > the fuse box accepts the rejection base ("S") fuse, how interchangeable   
   > are the 30 amp "D" dual element time delay (has the spring loading) and   
   > the 30 amp "SL" time delay types?  Thanks for your time and comment.   
   > Sincerely,   
   > --   
   > J. B. Wood             e-mail: arl_123234@hotmail.com   
      
      
   The fuses themselves are identical in their operation. The only difference   
   is the Type D screws into the standard Edison base fuse holder, while the SL   
   fuse needs the base adapter screwed into the Edison base first, then the   
   fuse screws into the adapter.   
      
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