Submittal Sheet

ManualsBrandsArmstrong Pumps ManualsAstro Series PumpsAstro-280CI 3-Speed Cast Iron Circulator w/ Check Valve, 0-30 GPM Flow

Job:

Engineer:

Contractor:

Representative:

Ordered by: Date:

Submitted by: Date:

Approved by: Date:

File No: 10.584

Date: july 05, 2013

Supersedes: 10.584

Date: may 08, 2013

technical data

dimensions and weights

Certiﬁcation: etl listed for US and Canada (conforms to ul

std.778 certiﬁed to csa std. c22.2 no.108-01)

nsf 372 (for lead free bronze and stainless steel

models)

Flow range: 0 – 64 USgpm / 0 – 4.04 l/s

Head range: 0 – 42.0 feet / 0 – 12.8 meters

Maximum 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)

Maximum working pressure: 150 psi / 1034 kPa

ASTRO 2

THREE SPEED CIRCULATORS

SUBMITTAL

materials of construction

Pump body: Cast iron (closed systems)

Lead free bronze* (open systems)

Stainless steel* (open systems)

Impeller: pa66

Shaft: Ceramic

Bearings: Ceramic

Gasket material: epdm

lead free bronze* a b c d e f connection type & size weight

Astro 225bs ½" swt 5.00 (127) 5.00 (127) 4.13 (105) — 3.00 (76) — Sweat – ½" 6.0 (2.7)

Astro 225bs ¾" swt 5.00 (127) 5.00 (127) 4.13 (105) — 3.00 (76) — Sweat – ¾" 6.0 (2.7)

stainless steel* a b c d e f connection type & size weight

Astro 220ssu**

6.00 (152) 5.00 (127) 4.00 (102) — 3.00 (76) — Union – 1¼" npsm 6.5 (2.9)

Astro 225ssu**

Astro 230ss**

6.38 (162) 6.0 0 (150) 4.0 0 (102) 4.0 0 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)

Astro 250ss**

Astro 210ss**

6.50 (165) 6.37 (162) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)Astro 280ss (230v)**

Astro 286ss**

Astro 290ss** 8.50 (216) 6.65 (169) 5.20 (132) 4.00 (102) 3.50 (90) 3.45 (88) Flange – (2) ½" dia. bolt holes 13.2 (6.0)

cast iron a b c d e f connection type & size weight

Astro 230ci** 6.38 (162) 6.00 (150) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)

Astro 230ci-r** 6.38 (162) 5.63 (137) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)

Astro 250ci** 6.38 (162) 6.00 (150) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)

Astro 250ci-r** 6.38 (162) 5.63 (137) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)

Astro 210ci**

6.50 (165) 6.37 (162) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)Astro 280ci (230v)**

Astro 286ci**

Astro 290ci** 8.50 (216) 6.65 (169) 5.20 (132) 4.00 (102) 3.50 (90) 3.45 (88) Flange – (2) ½" dia. bolt holes 13.2 (6.0)

note: All dimensions are in inches (mm) and weights in lbs (kg).

* Certiﬁed <0.25 weighted average percent lead and complies with California Health and Safety Code Section 116875 (commonly known as ab 1953).

** Removable check valve installed at pump outlet.

†

For open systems, it is recommended that the ﬂuid temperature be less than 150°f (66°c) to avoid precipitation of calcium.

Summary of content (4 pages)

PAGE 1
A STRO 2 | TH R EE SPEED CIRCU L ATO R S | S U B M I T T A L File No: 10.584 Date: july 05, 2013 Supersedes: 10.584 Date: may 08, 2013 Job: Representative: Ordered by: Date: Engineer: Date: Submitted by: Contractor: Approved by: Date: t ec h n i c a l data m at e r ia l s o f co n st ru c t i o n Certification: etl listed for US and Canada (conforms to ul Pump body: Cast iron (closed systems) std.778 certified to csa std. c22.2 no.
PAGE 2
s u bmit tal Astro 2 3-speed circulator models 2 moto r data model electrical input a stro 2 10ci/ss a stro 2 20ssu a stro 2 25bs a stro 2 25 ssu 115v, 60hz Single phase a stro 230ss/ci/ci–r a stro 250ss/ci/ci–r a stro 28 0ci/ss a stro 29 0ci/ss a stro 28 0ci/ss 230v 230v, 60hz Single phase a stro 286ci/ss astro 2 25bs speed full load amp draw (a) 3 1.06 2 1.50 1 1.72 3 0.29 2 0.27 1 0.20 3 0.64 2 0.49 1 0.38 3 0.69 2 0.55 1 0.43 3 0.81 2 0.58 1 0.45 3 0.
PAGE 3
Astro 2 3-speed circulator models subm i tta l 3 astro 23 0ci-r & 250ci-r astro 23 0ss/ci & 250ss/ci b e c b e a c a f f (on center) d (on center) d astro 280ci, 29 0ci/ss & 286ci/ss astro 2 10ci/ss & 28 0ss b e c b e a a f f (on center) (on center) d d h a r dwa r e k it Companion flange kit (contains two (2) flanges, hardware and gaskets) Cast iron: 0.75", 1", 1.25", 1.5" Bronze: 0.75", 1", 1.25", 1.5" Union fitting (contains two (2) half unions and gaskets) 1.
PAGE 4
performance curves astro 2 20, 23 0, 250 astro 225bs, 225ssu flow - l/s 0.38 0.25 0.50 flow - l/s 0.76 0.63 0.88 astro 225bs astro 225ssu 12 28 3.7 24 20 3.0 2.4 2 6 1.8 1 head - feet 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 2.4 2 3 3 2 1 1 1.