Johnson Controls VLC2200GC-C 2-Way Motorized Zone Valve

The Johnson Controls VLC2200GC-C is a motorized 2-way zone valve designed for on/off control of water flow in HVAC terminal units, such as fan coils.

This specific model is a DN20 (3/4″) version that operates on a 220V power supply and features a spring-return safety mechanism.nitor temperatures and features a Single-Pole, Double-Throw (SPDT) switch.

Technical Specifications

• Valve Type: 2-Way, Normally Closed (NC).
• Pipe Size: DN20 (3/4 inch).
• Power Supply: 220V AC (±10%), 50/60Hz.
• Action: Spring return; opens in less than 18 seconds and closes in less than 8 seconds.
• Pressure Ratings: Rated pressure of PN20 (300 psi) with a close-off pressure of 0.35 MPa (50 psi).
• Operating Conditions: Suitable for fluid temperatures between 0°C and 94°C.

Construction and Features

• Materials: Forged brass valve body with EPDM seals for bubble-tight shutoff.
• System Suitability: Designed for closed-loop systems. Using this valve in open systems is discouraged due to potential erosion from oxygen and chlorine.
• Manual Control: Like other models in the VLC2000 series, it typically includes a manual lever on the actuator to manually open the valve during power failures or maintenance.
• Field Installation: The actuator is detachable and can be field-installed or replaced without disconnecting the valve body from the piping.