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Grundfos ALPHA - Technical Data

Grundfos ALPHA
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13. Technical data
Flow rate (Q)
Max. 13.6 gpm (3.1 m
3
/h)
Head (H) Max. 19 ft (5.8 m)
Supply voltage 1 × 115 V, ± 10 %, 60 Hz
Motor protection
The pump requires no external motor
protection.
Power usage
(approximate)
Min.: 3 W
Max.: 38 W
Enclosure class
Indoor use only.
Enclosure type 2.
Insulation class F
Ambient temperature 32-131 °F (0-55 °C)
Liquid temperature 36-230 °F (2-110 °C)
Relative humidity Max. 95 %
Max. outlet pressure 175 psi (12 bars) (1.2 MPa)
Check valve
Use of a check valve reduces pump
hydraulic performance.
Sound pressure level < 25 dB(A)
Approvals
cULus and FCC.
Complies to limits for class B digital device,
pursuant to Part 15 of the FCC Rules.
Flange-to-flange
length
6.5" (165 mm)
Pump housing Electrocoated cast iron
Connection type Flanged connection
The dew point of the air at ambient
temperature must always be lower than the liquid
temperature, otherwise condensation may form in the
stator housing.
Inlet pressure
Liquid temperature
[°F (°C)]
Minimum inlet pressure
[psi (bar)]
167 (75) 0.75 (0.05)
203 (95) 7.25 (0.5)
230 (110) 15.7 (1.08)
14. Disposing of the product
This product or parts of it must be disposed of in an environmentally
sound way.
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest Grundfos company or
service workshop.
See also end-of-life information at www.grundfos.com/product-
recycling.
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23
English (US)

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