Grundfos UPM3 SOLAR OEM circulator pump
Grundfos UPM3 SOLAR OEM circulator pump is an OEM high efficient circulator offering flexible solutions for thermal solar systems. It is designed to work both with and without PWM signal, allowing you to upgrade your systems without having to change the controller.
With PWM Signal:
Externally speed controlled
Choice of one of 4 PWM SOLAR Profile C curves
Without PWM Signal:
Externally speed controlled
Using the Mini Superseal signal cable connection
Configured via user interface or pre-set in Grundfos factory
Characteristic Features
- High Efficiency circulator for integration in HVAC SOLAR systems; EEI ≤ 0.20 EN16297/3
- Smallest design ever for a circulator; smaller than the well-known UPS circulator
- Integrated OEM high efficient circulator with one specific external control mode
- Active or passive inrush current limitation
- Ambient temperatures of up to 70 °C.