Overview
The Belimo Z3075QPF-J+CQKBUP-RR is a 3/4-inch 3-way Press Fit ZoneTight Quick Control Valve (QCV) assembly paired with a universal line-voltage electronic fail-safe actuator. Configured normally closed, it provides positive fail-closed protection.
Features
- Electronic fail-safe returns valve to normally closed position during power disruptions
- Universal line-voltage capability accepting AC/DC 100 to 240 V
- Tool-free snap-on actuator mounting on 3/4″ press-fit valve
- Robust brass body design for long operational life
Specifications
- Valve Size: 3/4″ Press Fit
- Valve Type: 3-way ZoneTight (QCV)
- Flow Capacity: Cv 4.6
- Control Type: On/Off
- Nominal Voltage: AC/DC 100…240 V
- Fail-Safe Position: Normally Closed (Fail-Closed)
Applications
- Hydronic zone control requiring fail-closed protection
- Fan coil units, VAV reheat coils, and radiant floor loops
- Commercial HVAC systems running on line voltage


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