VG1891AD+9A4GGA | 1/2" THREE-WAY BALL VAL;; 1.2 CV; PRESS END CONN.; BRASS TRIM; NSR; WITH | Johnson Controls

Johnson Controls VG1891AD+9A4GGA: 1/2" Pressure Independent Balancing & Control Valve with Proportional Pressure Control The Johnson Controls VG1891AD+9A4GGA is a high-performance, 1/2" pressure independent balancing and control valve designed to deliver precise flow control in HVAC systems. Ideal for applications requiring accurate temperature regulation and energy efficiency, this valve features an innovative proportional pressure control mechanism. Key Features and Benefits: * Pressure independent balancing: Maintains stable and consistent flow rates regardless of pressure fluctuations, ensuring optimal system performance. * Proportional pressure control: Automatically adjusts valve position based on pressure changes, preventing over- or under-pressurization. * Cv value of 1.2: Suitable for medium to high flow applications requiring precise control. * NSR (Non-Spring Return) operation: Provides manual override capability for easy commissioning and maintenance. * 24V actuator: Electrically operated for remote control and integration with building automation systems. Technical Specifications: * Size: 1/2" * Cv value: 1.2 * Pressure range: 5 to 150 psi * Temperature range: 32°F to 212°F * Actuator voltage: 24V Applications: The Johnson Controls VG1891AD+9A4GGA is ideal for use in: * HVAC systems, including chilled water, hot water, and steam applications * Terminal units, fan coil units, and variable air volume systems * Flow control and balancing in commercial and industrial buildings Our HVAC supply store offers the best prices and fast shipping for all your Johnson Controls products. Contact us today to request a quote or place an order.

• 1/2" 3-Way Characterized Control Valve
• Hot Water Chilled Water Up To 50% Glycol / -22°F to 212°F
• CV 1.2/0.7
• 24 VAC
• Proportional [0(2) to 10 VDC]
• Non-Spring Return
• 35 in-lb Torque
• 48 in. Plenum Cable
• Press End Connection
• 60 sec Runtime
• Close-Off 200 psi
• Chrome-Plated Brass Ball & Nickel-Plated Brass Stem
• NEMA 2
• 001.00 - 001.99