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General Plumbing and Gasfitting Talk => Plumbing => Ask Plumbers (Trade) => Topic started by: woody on April 28, 2011, 09:52:47 PM

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Title: Cold Water Expansion Valve
Post by: woody on April 28, 2011, 09:52:47 PM

Hi can someone tell me the calculation to determine the pressure rating of a single CWEV servicing a bank of cylinders (each with individual TPR's).
Cheers

Title: Re: Cold Water Expansion Valve
Post by: Thunderhead on September 11, 2011, 12:37:14 PM

AS/NZS 3500.4  TABLE 5.2   FIGURE 5.9   CLAUSE 5.10.3 (b)