Overview
The Belimo Z3100QS-J+CQKXUP is a 1-inch, 3-way ZoneTight QCV assembly featuring a universal high-voltage configurable electronic fail-safe actuator. Designed for AC 100…240 V power, it provides dependable hydronic control across a range of HVAC installations.
Features
- Universal power supply rating from AC 100 to 240 V
- Configurable electronic fail-safe return for customized safety logic
- Compact, lightweight design for effortless installation in tight locations
- Sweat connection end fittings for robust, leak-free operation
Specifications
- Valve Size: 1″ [DN 25]
- Flow Coefficient (Cv): 4.4
- Pattern & Connection: 3-way, Sweat
- Operating Voltage: AC 100…240 V
- Actuator Type: Configurable electronic fail-safe
- Control Type: On/Off
Applications
- High-voltage hydronic heating and cooling zone control
- Fan coil units, unit ventilators, and reheat coils
- Commercial HVAC systems requiring versatile voltage support



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