OVERVIEW

Official designation: BELIMO Z215S-230 (Z Series, Motorized 2-Way Zone Valve)

Role/Application: This compact motorized valve with a spring return actuator is designed for on/off control of water flow in heating and cooling systems, particularly in fan coil units.

KEY SPECS SUMMARY

Power: AC 230 V, 50/60 Hz

Interfaces / Ports: Internal thread 1/2 inch (15mm)

Indicators: Not applicable (mechanical position indicator)

Operating Temp: 0 to 93 degrees C (non-freezing)

Platform / Compatibility: Forged brass valve body, on/off control

Limit: Kvs 1.7 cubic meters per hour

Lifecycle: Refer to the latest manufacturer manual.

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the power consumption when the valve actuator is running?

A: The running power consumption is 6.5 W, and the power consumption for wire sizing is 7 VA.

Wiring & Installation:

Q: What are the main electrical connection details for the Z215S-230 actuator?

A: The connection is a 1 meter cable with two wires (2x 0.75 square millimeter).

Troubleshooting & Compatibility:

Q: What is the close-off pressure rating for the Z215S-230 valve body?

A: The close-off pressure is rated at 414 kPa (4.14 bar).

Replacement & Upgrades:

Q: What is the valve's fail-safe function when the power is lost?

A: The valve features a spring return function, making it de-energized closed (normally closed).