Belimo EV040R3+BAC - DN 40 3-way Energy Valve control valve

Belimo EV040R3+BAC – 3-way Energy Valve

Control valve for modulating control of water-side heating and ventilation systems. It combines flow or power control with flow and temperature measurement, as well as power and energy monitoring. The 3-way valve operates as a mixing valve; it must not be used as a diverting valve.

Key features and specifications

• Size DN 40, PN 25; Rp 1 1/2" female and G 2" male threads.
• Nominal flow V'nom 2.78 l/s (10 m³/h); V'max setting 25...100% V'nom.
• Medium: water or water with a maximum of 60% vol. glycol; medium temperature -10...120°C [14...248°F].
• Maximum differential pressure ∆pmax 350 kPa; closing pressure ∆ps 1400 kPa.
• Power supply AC/DC 24 V; power consumption during operation 5 W, in standby position 3.9 W; sizing power 7.5 VA.
• Modulating, communicative or hybrid control; operating range Y 2...10 V.
• Communication: BACnet/IP, BACnet MS/TP, Modbus TCP, Modbus RTU, MP-Bus, Cloud; integrated web server and RJ45 socket.
• Glycol concentration monitoring, integrated delta T manager and data logging for 13 months.
• NFC interface for configuration using Belimo Assistant 2; manual adjustment by button, with lock option.
• 1 m connection cable; IEC/EN IP40 protection rating and IEC/EN protection class III, Protective Extra-Low Voltage (PELV).

For medium temperatures of -10...2°C, shaft heating or a valve neck extension is recommended. During installation, observe the flow direction indicated on the housing.