Astro 2 Series Three-speed wet-rotor circulators 372 CM solution outline file no: 10.125 date: october 2012 supersedes: 10.
unmatched performance T he three-speed design allows users to match the requirements of an installation exactly. It also helps with: Reduced Inventory The complete range of 12 Astro 2 three-speed circulators replaces 128 models of competitors’ pumps. Adaptability After a circulator is installed you might need to change the performance to accommodate: Ī àĪ 0 ,ô/( ,Ī -.#' . Ī-3-.
replac severa with one Key features compliance with lead-free regulations ð , Ī ,)(4 Ī ( Ī-. #(& --Ī-. &Ī') &-Ī) Ī -.,)Ī2 certified <0.25Ī1 #!". Ī 0 , ! Ī* , (.Ī& Ī(nsf 372) and complies with California Health and Safety Code Section 116 875 (commonly known as ab19 53). international code compliance Astro 2 units are etl listed for the US and Canada and conform to ul std. 778 and Canadian electrical safety standards csa std. c22.2 No. 108-01. technical data Flow range: 0 – 64Ī !*'ĪôĪ0 – 4.
performance curves astro 2 20, 23 0, 250 astro 225bs, 225ssu flow - l/s flow - l/s 0.50 0.63 0.76 0.88 astro 225bs astro 225ssu 12 head - feet 10 8 28 3.7 24 3.0 20 2.4 23 6 1.8 1 4 1 2 1.2 3 2 0 4.3 0 2 6 4 8 10 12 14 0 0.13 0.25 0.38 0.50 0.63 0.76 0.88 1.01 1.14 8.5 astro 250 astro 230 astro 220 2 16 7.3 6.1 4.9 3 12 3.7 8 0.6 4 0 0 2.4 1 2 1 3 2 1 0 2 4 flow - usgpm 6 8 10 3 12 14 1.
