Carrier 33ZCVVTZC-01 Controller

The Carrier 33ZCVVTZC-01 is a high-performance VVT4 Zone Controller engineered for precise climate management in single duct air terminal applications. As a direct replacement for the 33ZCVVTZC-01TEC, this unit integrates seamlessly into the Carrier ComfortID system and 3V Control System to handle terminals up to 9000 CFM. It utilizes advanced Proportional Integral Derivative (PID) control logic to maintain tight temperature setpoints, ensuring pressure independent (VAV) control across commercial and industrial environments. This BACnet-compatible controller features a factory-integrated 35 in.-lb actuator and mounts directly to the VAV box damper shaft for rapid installation. With the ability to manage modulating heat or multi-stage electric and hot water auxiliary heating, it provides technicians with a versatile solution for complex HVAC zoning. The 128-node CCN protocol capacity allows for scalable system architecture, while automatic self-calibration of the airflow transducer simplifies commissioning and long-term maintenance of the variable air volume system.

Key Benefits:

• System Compatibility: Serves as the official 33ZCVVTZC-01TEC replacement for legacy and modern 3V control systems.
• Advanced PID Control: Delivers superior accuracy in pressure independent VAV applications compared to standard floating-point logic.
• Flexible Heating Support: Controls modulating hot water, single-position, or up to 2-stage electric auxiliary heat for diverse load requirements.
• Efficient Commissioning: Features automatic self-calibration and an intuitive interface to reduce time on the job site.
• Enhanced Indoor Air Quality: Supports demand controlled ventilation through field-installed IAQ and CO2 sensors.

Common Questions:

Is the 33ZCVVTZC-01 compatible with my existing 33ZCVVTZC-01TEC unit?
Yes, this model is the direct technical replacement. It maintains the same form factor and wiring terminals for a drop-in transition within your Carrier Comfort Network.

Does this controller require a separate actuator?
No, the 33ZCVVTZC-01 comes with a preassembled 35 in.-lb actuator, designed to mount directly onto the VAV box damper shaft (up to 3.4 sq ft inlet).

What communication protocols does this unit support?
This controller utilizes the Carrier Comfort Network (CCN) protocol, supporting high-speed 38.4 kilobaud operation for up to 128 devices on a single bus segment.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.