Description
Alpha2 15-55F/LC model is a cast iron variable speed circulator with Line Cord & AutoADAPT feature, designed for use in a variety of hydronic and radiant heating applications.
Note:
this model replaces older Alpha model 59896832.
Cross-References:
- Grundfos: UP15-10F, UP15-42F, UPS15-42F, UPS15-58FC
- Taco: 005-F2-2, 006-F7, 007-F5-5, 008-F6-1, 008-F6-3, 00R-F6-1, 0015-MSF3-1
- B&G: NRF-25, NRF-9F/LW, Ecocirc 19-14 vario, Ecocirc 19-14 auto
- Armstrong: Astro 230CI-R, Astro 250CI-R, Compass 20-20
- WILO: Star S 16FX, Star S 21FX, 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
- Model with US standard 3-prong Line Cord
- Made in the USA.
Technical Specifications:
- Voltage: 115V
- Amperage: 0.65A
- Hertz: 60
- Phase: 1
- Watts: 5 – 45W (depending on mode selected)
- Wiring: Line Cord w/ Plug
- 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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