UP B is a circulator pump with a bronze pump housing for
drinking water applications, while Grundfos UP N has stainless-steel
pump housing. Both variants are recommended for underfloor heating
systems.
Materials
Pump housing
Stainless steel
Installation
Maximum ambient temperature
104 °F
Ambient max at 176°F liquid
176 °F
Maximum operating pressure
145.04 psi
Pipe connection
1 1/4" NPSM
Pressure rating for connection
PN 10
Port-to-port length
5 15/16 in
Liquid
Liquid temperature range
35.6 .. 230 °F
Selected liquid temperature
140 °F
Electrical data
Current in speed 3
0.75 A
Capacitor size - run
10 µF/180 V
Insulation class (IEC 85)
F
Built-in motor protection
CONTACT
Thermal protection
Impedance protected
Others
Custom tariff no.
8413.70.2005