Zone Valve Actuators

    Zone valve actuators are vital components in the hydronics category of products, serving as electric or pneumatic devices that control the opening and closing of zone valves in heating and cooling systems. These actuators are responsible for regulating the flow of hot or chilled water to specific zones or areas, allowing for individual temperature control and zoning in buildings. Zone valve actuators play a crucial role in maintaining energy efficiency and comfort, as they enable precise temperature regulation in different areas, depending on the heating or cooling demands. These actuators find widespread applications in HVAC systems, radiant heating systems, underfloor heating, and other hydronic systems, providing reliable and responsive control for various zones in residential, commercial, and industrial buildings.

    Honeywell and Siral are reputable brands known for their expertise in manufacturing high-quality zone valve actuators. These brands offer a wide range of electric and pneumatic actuators, tailored to meet the diverse needs of hydronics professionals. With their precision engineering and commitment to quality, Honeywell and Siral's zone valve actuators are trusted for their durability and performance. For those seeking dependable zone valve actuators for their projects, ControlsCentral.com is a reliable supplier that stocks a comprehensive selection from these reputable brands, providing a convenient and trusted platform to access the necessary components for efficient zone control in hydronic systems.

Siral NBV24M Siral Non Fail-Safe, Modulating (2-10 V), 24V Valve Actuator

Brand: Siral
SKU: NBV24M
Order QuantityUnit Price
1 - 5$122.61
6 - 11$118.93Save 3%
12+$115.25Save 6%
In Stock! Ships in 24 hours
Availability: 25

Siral Non Fail-Safe, Modulating (2-10 V), 24V Valve Actuator

Signal2-10 VDC, 4-20mA
Input Impedance100 k?
Voltage AC24 VAC/60 Hz ± 20%
Voltage DC24 VDC -10% +20%
Consumption0 5 W
Transformer1 VA (Class 2)
ConnectionTerminals, Cable: 3 Ft (1 m), 10 Ft (3 m)
Runtime (Motor)90 seconds
Manual OverridePush-down knob
Rotation Angle90°
Position IndicatorManual Knob
Noise35 dBA
ProtectionNEMA 1 / IP40
RatingUL94-5V (B)
Ambient-22°F to 122°F (-30°C to 50°C)
Storage-40°F to 176°F (-40°C to 80°C)
Humidity5 to 95% non-condensing
Product DetailsSiral Non Fail-Safe, Modulating (2-10 V), 24V Valve Actuator for use with 1/2" and 3/4" Siral Ball Valves
KEY FEATURES & BENEFITS• Powder Coated Aluminum Alloy Housing • NEMA 4/4X/IP67 Enclosure • Raised Position Indicator • ISO5211 Compliant Mounting • Internal Low Power Heater • Clutchless Manual Override • Self-Locking Drive • Permanently Lubricated • Thermally Protected Motor • 2 Auxiliary Switches • Silicone Free
OPTIONAL FEATURES• Interchangeable ISO5211 Mount • Interchangeable Drive Inserts • Positioners • Extended Duty Motors • 3 Position Control • Passive Analog Feedback • Torque Switches • Local Control Stations • 3 phase Motor Control Center • IP68 Submersible

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