Astro 2 3-speed circulator models Technical overview File No: 10.401 Date: march 03, 2017 Supersedes: 10.
contents Motor data Technical data Materials of construction Dimension drawings Dimensions and weights Cross reference table Performance curves 4 4 4 4 5 6 8
tec hn ical overv iew Astro 2 3-speed circulator models 4 motor data technical data Max. fluid temperature*: 185°f/85°c (astro 286 up to 1.35a) 150°f/65°c (astro 286 over 1.35a) 230°f/110°c (all others) Max. working pressure: 150 psi / 1034 kPa Certification: e tl listed for US and Canada (conforms to ul std.778 certified to csa std. c22.2 no.
Astro 2 3-speed circulator models tec hni c a l ov er v i ew 5 astro 28 0ci, 29 0ci/ss & 286ci/ss b e astro 2 10ci/ss & 28 0ss c b e a c a f f (on center) (on center) d d dimensions and weights lead free bronze* a b c d e f Astro 225bs ½" swt 5.00 (127) 5.00 (127) 4.13 (105) — 3.10 (79) — Astro 225bs ¾" swt connection t ype & size weight Sweat – ½" 6.0 (2.7) Sweat – ¾" 6.0 (2.7) 5.00 (127) 5.00 (127) 4.13 (105) — 3.
tec hn ical overv iew Astro 2 3-speed circulator models 6 cross reference table models armstrong astro 210ss astro 220ssu stainless steel astro 225ssu astro 230ss astro 250ss speed b&g grundfos wilo taco — — — — — 0010-bf3/sf3(-ifc) 1 — 2 lr-15bwr 3 nbf-33 — — 110b 1 — — — — 2 — up 15-10 buc5 4 , up 15-10 b5 4 , up 15-10 b7 5 star 3 bs 5 4 , star 3 bs 7 5 003-bc4-i, 003-b4-2-ifc, 003-bc4 4 , 003-b4 5 , 003–sc4–1/fc, 003–bc4–1–1fc 4 , 003–bc4–1fc 5 3 — up 15-10 buc7
Astro 2 3-speed circulator models tec hni c a l ov er v i ew 7 models armstrong astro 210ci astro 230ci astro 230ci-r c a st iron astro 250ci astro 250ci-r speed b&g grundfos wilo taco — — — 1 — 2 lr-20wr — — 0010-msf1-ifc S2, 0010-f3(-ifc) 3 nrf-33 — — 0010-msf1-ifc S3, 110 1 nrf-9f/lw ups 15-42frS1, ups 15-58frcS1, up 15-10fr star s 16fxS1 005-f2, 005-f2-2-ifc 2 — ups 15-42frS2, ups 15-58frcS2 star s 16fxS2 007-f5/-7-ifc, 008-f6 3 nrf-22 up 15-42fr, ups 15-42frS3,
tec hn ical overv iew Astro 2 3-speed circulator models 8 performance curves astro 2 25bs, 2 25ssu astro 2 20, 23 0, 250 flow - l/s 14 0.13 0.38 0.25 flow - l/s 0.50 12 0.76 0.63 0.88 astro 225bs astro 225ssu 28 3.7 24 3.0 2 6 1.8 1 head - feet 2.4 20 head - metres 3 8 astro 250 7.3 astro 230 astro 220 6.1 2 4.9 12 8 2 0.6 4 0 0 0 2 16 1.2 4 1 0.13 0.25 0.38 0.50 0.63 0.76 0.88 1.01 1.14 8.5 3 10 head - feet 4.3 0 3.7 3 2.
