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  1. Ribicki

    Jockey Pump Design

    10x ESFR 25.2 heads @ 75psi (5.2 bar)
  2. Ribicki

    Automatic release valve position

    Makes sense. Thx
  3. Ribicki

    Jockey Pump Design

    Yeah, some of them are a little bit over 40000 sqft.
  4. Ribicki

    Jockey Pump Design

    645000 sqft (~60000 m²), 16 risers.
  5. Ribicki

    Jockey Pump Design

    I agree with the advice, but as Travis said, it's not cheap to change the system to be under 175 psi and I'm already using large pipes because it's a huge warehouse, and I can't change the heads for higher pressure ones. In the end, it all comes to the cost, as we are not obliged to follow 100%...
  6. Ribicki

    Automatic release valve position

    Hello everyone, I have this situation on my sprinkler design, I need to place an automatic release valve on the system. I'm limited to place it on the crossmain end with a mechanical tee pointing upward. Putting it on near or far main will work the best to remove most trapped air from the...
  7. Ribicki

    Jockey Pump Design

    I'm using ESFR heads. I'll set the pumps similar to what I read from this post, limiting the system up to 175 psi. I'll have to use the relief valve for this purpose anyway. Thanks.
  8. Ribicki

    Jockey Pump Design

    I'm aware of this restriction, but I don't have much choice in this case, the local Brazillian code doesn't specify those scenarios, so we follow as much as we can the NFPA 13/20 codes. My sprinkler heads are rated to 175 psi, the highest sprinkler heads in my design will be under a pressure of...
  9. Ribicki

    Jockey Pump Design

    Hello everyone, My name is Vinícius, I'm an engineer in Brazil. I have a question regarding a sprinkler project for a warehouse, following the NFPA-13 and 20 codes. The system calculations required 170 psi for my remote area, speaking with the pump representative, they indicated a pump rated...

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