Description
Alpha2 15-55F model is a cast iron variable speed circulator with AutoADAPT feature, designed for use in a variety of hydronic and radiant heating applications.
Note:
this model replaces older Alpha model 59896877.
Cross-References:
- Grundfos: UP15-10F, UP15-42F, UPS15-58FC
- Taco: 005-F2-2, 007-F5, 008-F6, 00R-MSF, 0015-MSF3
- B&G: NRF-22, NRF-9F/LW
- Armstrong: Astro 230CI, Astro 250CI, Astro 20, Astro 25, Astro 30
- WILO: Star S 16F, Star S 21F, Star S 21RFC, Stratos ECO 16 RFC.
Features:
- New and improved version of Grundfos bestselling Alpha circulator
- AutoADAPT feature allows the circulator to adapt to changes in the hydronic system to maximize energy savings
- Push button allows to select between AutoADAPT, constant speed (3 settings – Hi/Med/Low) or contant pressure (3 settings) modes
- Large LED display
- Built-in check valve
- Insulation jacket and (2) gaskets (O-rings) included
- Permanent magnet motor technology with robust startup enables pump to restart indefinitely when rotor is blocked
- Cast iron body for closed-loop heating applications
- Standard flange accepts Grundfos GF15/26 and other brand flanges
- Hardwire model
- Made in the USA.
Technical Specifications:
- Voltage: 115V
- Amperage: 0.65A
- Hertz: 60
- Phase: 1
- Watts: 5 – 45W (depending on mode selected)
- Wiring: Hardwired
- Temperature Range: 36°F – 230°F
- Max Pressure: 150 psi
- Flow range: 0 – 21 GPM
- Head Range: 0 – 19 ft of head
- Material: Cast Iron
- Application: Heating only.
Warranty:
1 year from the date of installation
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