9. Additional technical data
1 x 115 V ± 10 %, 60 Hz
Supply voltage:
1 x 208-230 V ± 10 %, 60 Hz
Motor protection: Thermally protected
Enclosure class: CSA Type 2
Insulation class: H
Max. discharge
145 psi (10 bar)
pressure:
Max. sound
30 dB(A)
pressure level:
Water hardness: 14 dH
Open systems
(domestic, potable hot water)
Fluid
Min.
36 °F (2 °C)
Max.
< 149 °F (65 °C)
In domestic hot-water systems, it is
recommended to keep the liquid
Caution
temperature below 149 °F (65 °C) to
eliminate the risk of lime precipitation.
Closed systems
(non-potable heating or cooling airless
fluid)
Pump
models
Min.
All
UPS 26-150
Max.
UPS 43-100
UPS 50-60
Water and glycol mix
Max.
50 % glycol at 15 °F (-9.5 °C) liquid
(Hydraulic performance change can be
expected.)
Ambient
33 °F (1 °C)
100 °F (38 °C)
Fluid
Ambient
36 °F
33 °F
(2 °C)
(1 °C)
230 °F
100 °F
(110 °C)
(38 °C)
230 °F
100 °F
(110 °C)
(38 °C)
212 °F
100 °F
(100 °C)
(38 °C)
10. Disposal
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.
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