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UL 448-2020 pdf download – Centrifugal Stationary Pumps for Fire- Protection Service UL Standards free download

UL 448-2020 pdf download – Centrifugal Stationary Pumps for Fire- Protection Service

UL 448-2020 pdf download - Centrifugal Stationary Pumps for Fire- Protection Service. 1 Scope 1.1 These requirements cover stationary centrifugal fire pumps intended for use in water-supply systems for fire-protection service. 1.2 The pumps covered by these...
02-11
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UL 448-2017 pdf download – Centrifugal Stationary Pumps for Fire-Protection Service UL Standards free download

UL 448-2017 pdf download – Centrifugal Stationary Pumps for Fire-Protection Service

UL 448-2017 pdf download - Centrifugal Stationary Pumps for Fire-Protection Service Exception: A pump intendedforuse in installations where the connection piping has national pipe flange dimensions that are different from these standards shall be permitted to be...
02-10
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