UPM3 SOLAR UPM3 SOLAR is an OEM high efficiency circulator offering flexible solutions for thermal solar systems – no matter if matched flow, constant flow or drainback. It is applicable for solar fluid up to 130° C and designed to work with or without PWM signal, allowing you to upgrade your systems without having to change the controller. LIQUID: Pumped liquid: Water Liquid temperature range: 2 .. 110 °C Selected liquid temperature: 60 °C Density: 983.2 kg/m³ TECHNICAL: TF class: 110 Approvals: CE,VDE MATERIALS: Pump housing: Cast iron Impeller: PES 30% GF INSTALLATION: t max amb: 70 °C Maximum operating pressure: 10 bar Port-to-port length: 130 mm ELECTRICAL DATA: Power input - P1: 2 .. 45 W Mains frequency: 50 Hz Rated voltage: 1 x 230 V Maximum current consumption: 0.04 .. 0.48 A Enclosure class (IEC 34-5): X4D OTHERS: Energy (EEI): 0.20 Net weight: 1.76 kg Gross weight: 2.12 kg