The IEC 71159939 120V 2-Position Normally Open Actuator is a purpose-built motorized actuator used for valve control in IEC fan coil systems. Designed to open when powered and close when power is removed, this normally open actuator is ideal for zone temperature control in hydronic HVAC systems. Its simple 2-position mechanism provides dependable on/off control for heating and cooling water circuits.
Technical Specifications
- Manufacturer: International Environmental Corporation (IEC)
- Part Number: 71159939
- Voltage: 120V AC
- Operation Type: Normally Open (N/O)
- Control Style: 2-Position (Open/Close)
- Actuation: Electric motor-driven actuator
- Application: Valve control in fan coil water loops
- Mounting: Direct-mount on IEC valve bodies
- Leads: Factory-wired for simplified installation
Key Features
- Reliable Control: Provides consistent valve actuation in HVAC systems with basic thermostatic or relay control logic.
- Normally Open Fail-Safe: Allows water to flow in the event of power loss, useful in freeze protection or default heating applications.
- Direct OEM Fit: Designed to work seamlessly with IEC hydronic valve assemblies, ensuring proper stroke and torque alignment.
- Durable Construction: Built to withstand high cycle rates and demanding HVAC environments.
- Quick Install: Compact size and standard wiring makes retrofit or first-time installation easy for service technicians.
Industry Applications
- Fan coil units in commercial and residential buildings
- Two-pipe and four-pipe hydronic systems
- Zone control in office suites, condos, and hotels
- Building automation systems with binary valve control
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