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Supplier: Enervex, Inc.
Description: The MODS, Modulating Over-Draft Damper System™ is a demand controlled exhaust system that's designed for buildings that experience excessive chimney draft, which impacts the ability of the boilers and water heaters to operate efficiently. It maintains a precise draft by constantly
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Supplier: Clark Solutions
Description: 310B2(-S), EN310B2-ZS(-S) and EN310D2(-S) direct coupled 24 VAC non-spring return (NSR) rotary electronic actuators are designed for modulating control of building HVAC dampers or valves. These actuators are used in constant or variable air volume installations for the control
- AC Phase: Single Phase
- AC Voltage: 24 volts
- Actuation Method: Electric
- Actuator Torque: 310 In-lbs
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Supplier: Clark Solutions
Description: 142D2(-S) direct coupled 24 VAC spring return electronic actuators are designed for modulating control of building HVAC dampers and valves. These actuators are used in constant or variable air volume installations for the control of return air, mixed air, exhaust, and
- AC Phase: Single Phase
- AC Voltage: 24 volts
- Actuation Method: Electric
- Actuator Torque: 75 In-lbs
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Supplier: UL Standards & Engagement
Description: 1.1 These requirements cover Type I commercial kitchen exhaust hoods intended for placement over commercial cooking equipment. Exhaust hoods with and without exhaust dampers are covered by these requirements. 1.2 Exhaust hoods with and without exhaust fire
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Supplier: Bray Commercial
Description: These Bray direct-coupled spring return rotary electric actuators are designed for On/Off, Tri-State, or Modulating control of building HVAC valves and dampers. These actuators are used in constant or variable air volume installations for the control of return air, mixed air,
- AC Phase: Single Phase
- AC Voltage: 24 volts
- Actuation Method: Electric
- Actuator Torque: 140 In-lbs
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Supplier: XeteX, Inc.
Description: sides and passes straight out the other. In this airstream, XeteX only provided the exchanger and dampers. On the supply side, however, XeteX built the unit with cold water and steam coils, final filters, dampers, actuators, an air foil plenum blower, and a humidifier section.
- Application: Residential
- System Type: Heat Recovery Ventilator (ERV)
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Supplier: Enervex, Inc.
Description: The EBC 30 Modulating Pressure Control is a draft and pressure control device that can monitor and maintain a constant draft or pressure by varying the speed of a fan or the position of an actuator. The control is capable of controlling multiple functions simultaneously. It could be
- Accuracy: 10 ±% FS
- Control Signal Output: Analog Voltage, Switch / Relay Output
- Control Technique: PID Control
- Controller Inputs: Current Loop (Transmitter) Input
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Supplier: Enervex, Inc.
Description: The EBC 35 Modulating Pressure Control is a draft and pressure control device that can monitor and maintain a constant draft or pressure by varying the speed of a fan or the position of an actuator. The control is capable of controlling multiple functions simultaneously. It could be
- Accuracy: 10 ±% FS
- Control Signal Output: Analog Voltage, Switch / Relay Output
- Control Technique: PID Control
- Controller Inputs: Current Loop (Transmitter) Input
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Supplier: Caterpillar Oil & Gas
Description: actuation) Starting System 24 volt, LH electric starting motor Jacket water heater (6 kW, 240-480 volt) General Paint: Firepump Red Vibration damper and guard Lifting eyes
- Application: Industrial
- Displacement: 27.04 liters
- Engine Type: Internal Combustion
- Fuel Type: Diesel
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Supplier: TSI Incorporated
Description: Venturi valves Controls dampers or valves with fast-acting actuator, depending on application Features & Benefits Controls fume hood face velocity to provide containment and safety Reduces laboratory air flow usage, optimizing energy savings
- Special Capabilities (if required): Laboratory Controller
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Supplier: Caterpillar Oil & Gas
Description: broadcast and control Cooling System Thermostats and housing, vertical outlet Jacket water pump, centrifugal Heat exchanger installed Expansion tank Exhaust System Exhaust
- Application: Industrial
- Displacement: 18.12 liters
- Engine Type: Internal Combustion
- Features: EPA Certified, EPA Tier 2/EU Stage II
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Supplier: Caterpillar Oil & Gas
Description: Service indicators Flame arrestors Control System ADEM A4 ECU ISM (integrated sensor module) for combustion feedback sensors Exhaust gas temperature sensors Cooling System
- Applications: Industrial
- Frequency: 50 Hz
- Fuel Type: Natural Gas
- Portability: Permanent
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Position Monitoring on Flue Dampers
Arc furnaces used to produce steel have large ducts in place to provide a flow of oxygen essential for the melting process and to capture and exhaust the fumes from that same process. These ducts contain dampers that, based upon their position, control the power to the main air fans supplying
More Information Top
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http://dspace.mit.edu/bitstream/handle/1721.1/61611/704682506-MIT.pdf?sequence=2
In the case of AHUs 9 and 10, the exhaust and outdoor air dampers are both directly modulated by the MixAirDmpSignal, however the exhaust damper actuator also includes a constant positive bias on the control signal in order to prevent those dampers …
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http://dspace.mit.edu/bitstream/handle/1721.1/37035/36815868-MIT.pdf?sequence=2
Exhaust Air Damper Actuator .
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Cold Vacuum Drying (CVD) Electrical System Design Description
This system supplies the 480Y/277 V power from a 100 kW diesel generator to the process bay local exhaust HVAC fans (one at a time), the local exhaust isolation damper actuator solenoid valves, the facility UPS system, the facility instrument air compressors …
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https://customer.honeywell.com/resources/techlit/TechLitDocuments/77-0000s/77-E1100.pdf
The connection exhausts the damper actuator which closes the damper.
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PUREX exhaust ventilation system installation test report
Each exhaust fan damper actuator system consists of five actuators, two for ,letdampers, two for the outlet dampers,and one for the fan vortex damper.
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https://customer.honeywell.com/resources/techlit/TechLitDocuments/77-0000s/77-1122.pdf
Figure 22 shows a typical air handling system controlled by two electronic controllers, C1 and C2; sequencer S; multicompensator M; temperature sensors T1 through T4; modulating hot and chilled water valves V1 and V2; and outdoor, return, and exhaust air damper actuators .
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Spent Nuclear Fuel (SNF) Project Final Safety Analysis Report (FSAR)
Upon loss of facility power, the diesel generator will be relied upon to provide power to the local exhaust fans and isolation damper actuator solenoids such that satisfactory local exhaust flow is maintained.
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