ISO 3661:1977 Preview
End-suction centrifugal pumps -- Baseplate and installation dimensions
This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
Specifies basic dimensions and gives alternative numbers and locations of baseplate fixing holes to suit individual installations. Covers the baseplate numbers from 2 to 9. The data given are intended primarily for use with pumps in accordance with ISO 2858, coupled to foot-mounted electric motors for installation on a foundation.
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