Replacement Parts
Table Of Contents
- commercial & residential pumps
- Design Envelope Compass Circulators
- Astro 2 Circulators
- Astro 2 Hot Water Recirculation Systems
- Astro 2 24-hour timer
- Aquastat controls
- Astro Express 2 Hot Water Recirculation
- S&H 3-Piece Circulators
- 1050 & 1060 3-Piece Circulators
- E.2 Circulators
- E.2 Circulator Spool Pieces
- 4270 & 4270 Stock Motor Mounted Pumps
- 4360 Pump-in-a-Box
- 4380 Pump-in-a-Box
- Design Envelope 4300/4380 Pump-in-a-Box
- hydronic specialties
- circuit balancing valves (cbv)
- replacement parts
- parts look up
- competition circulator cross reference
- technical data
- Pump Formulas
- Pressures & Altitudes
- Freezing & Boiling Points
- Ethylene Glycol Properties
- Propylene Glycol Properties
- Water Properties
- Useful System Curve Formulas
- Pipe Maximum Pressures
- Hydraulic Resistance
- Pipe Information
- Pipe Fittings & Valves Friction Loss
- Water Flow Calculator
- Unit Conversions
- Typical Symbols
- Product Solution Outlines/Brochures
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HYDRONIC SOLUTIONS CATALOG
DESIGN ENVELOPE COMPASS CIRCULATORS
VARIABLE SPEED WET ROTOR
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SUBMITTAL
Job:
Representative:
Engineer:
Contractor:
Order no: Date:
Submitted by: Date:
Approved by: Date:
technical data
Supply voltage: 1
×
115 v – 10%/+ 6%, 60 Hz
Motor protection: The pump requires no external
motor protection.
Maximum working temperature: 230°f (110°c) maximum
Maximum working pressure: 150 psi (10 bar).
Maximum relative air humidity (rh): 95%.
Flow range: 0 – 20 USgpm (0 to 1.26 L/s)
Head range: 0 – 20.0 feet (0 to 6.09 m)
Enclosure class: Type 2
Insulation class: h
Certification:
etl listed for US and Canada (conforms to
ulstd.778 certified to csa std. c22.2 no.108-01)
*nsf 372 (for stainless steel models)
inlet pressure
Minimum inlet pressure in relation to liquid temperature:
Sound pressure level:
The sound pressure level of the pump is
lower than 43 dB(A).
Ambient temperature: 32°f (0°c) – 104°f (40°c)
Pumped liquids: Water or water Glycol mix.
Liquid temperature: 36°f (2°c) – 230°f (110°c)**
minimum maximum
Amp 0.05 0.65
Watt 5
45
liquid temperature minimum inlet pressure
150°f (65°c) 3.0 ft (0.91 m)
167°f (75°c) 4.4 ft (1.34 m)
194°f (90°c) 9.2 ft (2.8 m)
230°f (110°c) 36.1 ft (11.0 m)
materials of construction
Pump body: Cast iron (closed systems)
Stainless steel* (open systems)
Impeller: Noryl
Shaft: Ceramic
Bearings: Ceramic
Gasket material: epdm
hardware kit
Companion flange kit (contains two (2) flanges,
hardware and gaskets)
Cast iron: 0.75", 1", 1.25", 1.5"
Bronze: 0 .75", 1", 1 . 2 5", 1 . 5"
To avoid condensation in the control box and stator, the
liquid temperature must always be higher than the
ambient temperature.
ambient
temperature
liquid temperature
min. max.
32°f (0°c) 35.6°f (2°c) 230°f (110°c)
50°f (10°c) 10°c (50°f) 230°f (110°c)
68°f (20°c) 68°f (20°c) 230°f (110°c)
86°f (30°c) 86°f (30°c) 230°f (110°c)
95°f (35°c) 95°f (35°c) 194°f (90°c)
104°f (40°c) 104°f (40°c)
158°f (70°c)
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