Belimo EV050R3+BAC - 3-way control valve Energy Valve DN 50

Belimo EV050R3+BAC – Energy Valve DN 50

3-way control valve with an equal-percentage characteristic, actuator and thermal energy measurement system. Intended for closed water systems and for controlling the water side of ventilation and heating systems. The 3-way valve operates as a mixing valve; it must not be used as a diverting valve.

Key features and specifications

• Size DN 50, PN 25; internal and external threads Rp 2", G 2 1/2".
• Nominal flow V'nom 4.17 l/s (15 m³/h); adjustable V'max 25...100% V'nom.
• Sensor-based flow or power control; power and energy monitoring and data logging for 13 months.
• Built-in Delta-T manager and glycol concentration monitoring.
• Communication: BACnet/IP, BACnet MS/TP, Modbus TCP, Modbus RTU, MP-Bus, Cloud. Modulating, communicative or hybrid control; operating range Y 2...10 V.
• Power supply AC/DC 24 V; power consumption during operation 5 W, in standby position 3.9 W; for cable sizing 7.5 VA.
• Medium: water or water with max. 60% by volume glycol; medium temperature -10...120°C [14...248°F].
• Maximum differential pressure ∆pmax 350 kPa; closing pressure ∆ps 1400 kPa.
• Manual override by push-button, with locking option; NFC interface for configuration using Belimo Assistant 2 and built-in web server.
• 1 m power and control cable; protection class IEC/EN IP40.

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