Overview
The Belimo Z3050QPF-E+CQKB24-RR is a 1/2-inch, 3-way ZoneTight QCV press-fit valve assembly with a 24V electronic fail-safe actuator configured for normally closed fail-safe positioning.
Features
- Electronic fail-safe feature returns valve to normally closed position on power loss
- Low-voltage 24 V AC/DC power input
- Press-fit connectors simplify system piping without soldering
- Tool-free snap connection for quick assembly and maintenance
Specifications
- Valve Size: 1/2″
- Configuration: 3-way
- Flow Capacity: Cv 1
- Control Signal: On/Off
- Nominal Voltage: AC/DC 24 V
- Fail-Safe Position: Normally Closed
Applications
- Zone control in commercial HVAC hydronic heating and cooling systems
- VAV reheat coils, unit ventilators, and fan coils requiring fail-closed position
- Energy-efficient building climate control loops


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