I received and was asked to comment on a test report from a pump that failed. 
The pump is an electric 1000 gpm at 100 psi unit.  
 

 
One of the curious things on the report is that they are looking for 78% of 
rated pressure at 150% rated flow. NFPA 20 calls for 65%. Before I shoot my 
mouth off, is there any justification for this?  
 
 
 
Todd G Williams, PE 
Fire Protection Design/Consulting
 
Stonington, CT
 
860-535-2080 (tel:860-535-2080)  (ofc)
 
860-554-7054 (tel:860-554-7054)     (fax)
 
860-608-4559 (tel:860-608-4559)  (cell)
 
 
 
 

 
     
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