Products/Services for Air Duct Non Return Dampers
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Dampers and Louvers - (292 companies)Dampers and louvers control the flow of air in a process system or enclosed area. Dampers are usually motorized or manually-adjustable for flow control. They can modulate gas or air flow, detour flow into alternative systems, or isolate a process... -
Air Hose and Air Duct Hose - (470 companies)Air hose and air duct hose is used in pneumatic systems and controls, or as supply lines for pneumatic devices and tools. Air hose and air duct hose is used to transport compressed air, gases, or lightweight bulk solids in air. It is typically... -
Damper Actuators - (50 companies)Damper actuators are powered devices that are used to operate a damper and adjust the flow of air and smoke. There are two basic types: electric and pneumatic. Electric damper actuators differ in terms of output. Choices include 0 to 12 VDC, 2 to 10... -
Industrial Heaters - (1943 companies)Credit: Process Heating Company, Inc. Duct Heaters. Duct heaters are used to heat moving gas streams. They are installed in the middle of a moving air / gas stream in order to heat the air as it moves through the heater. Image Credit: WATLOW... -
Air Cylinders - (619 companies)Air cylinders are pneumatic linear actuators that are driven by a pressure differential in the cylinder's chambers. They may be single-acting (with a spring return) or double-acting. Air cylinders are pneumatic linear actuators driven by pressure... -
Duct Heaters - (98 companies)Duct heaters are used to heat moving gas streams. They are installed in the middle of a moving air / gas stream in order to provide forced flow heat convection. A duct heater can also be used to radiantly heat an object as the thermal energy...
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Boilers (industrial) - (593 companies)...to medium capacity applications. Fire-tube boilers are subdivided into three groups. Horizontal return tubular (HRT) boilers typically have horizontal, self-contained firetubes with a separate combustion chamber. Scotch, Scotch marine, or shell boilers have...
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Wiring Ducts - (179 companies)Wiring ducts are rigid trays typically used as raceways for cables and wires within electrical enclosures. Wiring ducts are rigid trays typically used as raceways for cables and wires within electrical enclosures. Wiring ducts, along with conduit...
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Shock Absorbers, Linear Dampers, and Dashpots - (281 companies)...is typically returned to the unloaded position with a spring. Specifications. The absorption or damping action can be compression or extension. Important parameters to consider when searching for shock absorbers, linear dampers, and dashpots include...
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Rotary Dampers - (50 companies)Rotary dampers absorb and slow rotary motion for the mitigation of vibration, noise, and machine component wear. Rotary dampers are gear-like devices designed to limit the movement of a moving piece of equipment. Rotary dampers absorb and slow down...
Product News
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ProMation Engineering, Inc.
Damper and Valve Spring Return Electric Actuators Now available with CSA or ATEX rating for Class/Div requirements. Spring Return Electric Actuators: Quarter-Turn. The ProMation Engineering line of quarter-turn spring return industrial actuators are robust fail-safe actuators for industry and are used on valves, dampers and air handling louvers. Features and Benefits: Available in torque ranges to suit most needs. Spring driven rack and pinion mechanism provides failsafe operation during a loss of power situation. Proportional or On/Off... (read more)Browse Electric Valve Actuators Datasheets for ProMation Engineering, Inc. -
Thermon, Inc
Air Duct Heaters (DF, DI Series) Caloritech TM Air Duct Heaters are designed for use in comfort heating applications such as makeup air heating, air preheating, air handling equipment, fan coils, terminal reheating, multizone reheating, heat pump auxiliary systems and return air heating. Unlike open coil designs, duct heaters fitted with tubular elements are not subject to hazards of electrical shock, which allows installation closer to a register or grille. DFF Series - Flanged Duct Heater with finned tubular heating elements... (read more)Browse Duct Heaters Datasheets for Thermon, Inc -
ElectroCraft
Ultra-Quiet Spring Return Damper Actuator for HVAC Applications Hansen continues to expand its reach in the HVAC and Solar market by offering three actuator products for damper and position control applications. Spring Return. For simple 2 position control Hansen offers our ultra-quiet spring return actuator that incorporates the Whisper Motion TM air brake on the always reliable Synchron (R) AC synchronous motor. Hansen's actuator design eliminates the wind-up noise that often occurs when the motor and geartrain start spinning at more than ten times... (read more)Browse Damper Actuators Datasheets for ElectroCraft -
Tempco Electric Heater Corporation
Unique Process Heater for Air Duct Applications One thing that continues to amaze me about this job is the wide variety of applications that present themselves. Recently I had the opportunity to quote a different style of air heater for a customer in the textiles industry. This customer required a heater for the oven within their manufacturing process. Tempco has provided many duct heaters over the years, but this application required a unique configuration. A standard forced-air duct heater design can be characterized as standard or finned... (read more)Browse Duct Heaters Datasheets for Tempco Electric Heater Corporation -
Tempco Electric Heater Corporation
Inline Air Duct Heaters for Aerospace Application A well-known engineering company that specializes in space exploration contacted Tempco regarding a specific application - heat to regulate the fueling of their spacecraft. They needed "Trim Heaters " which are process heaters used to purify one of the fuel components during the fueling process. Designing an optimal solution took a combined effort from both companies and included correspondence with Tempco Sales, Engineering and Production departments. Tempco had several parameters to keep in... (read more)Browse Duct Heaters Datasheets for Tempco Electric Heater Corporation -
WATTCO
Industrial Duct Heaters designs and configures your electric heating element according to your specifications. Our team is dedicated to research and development, using the latest technologies while striving to meet every customer 's needs by manufacturing high quality industrial heating products. Since 1969, WATTCO TM has expertise in developing and manufacturing electrical heating elements that make Wattco duct heaters, the most easily adaptable industrial heating solution for most non-pressurized, air-heating systems. (read more)Browse Duct Heaters Datasheets for WATTCO -
Fujian Lilliput Optoelectronics Technology Co., Ltd.
TAO3000 oscilloscope measures air damper sensor Along with the living standard advances, as the convenient transportation tool, auto has been found everywhere. After generations ' evolution, the high-tech components have been introduced towards the auto, which causes the threshold of auto maintenance to turn high. To measure the auto sensor, DSO is a priority option over other equipment. The air damper sensor, also been referred to as the "throttle opening sensor ", functions as the one to control the fuel injection level. This sensor... (read more)Browse Oscilloscopes Datasheets for Fujian Lilliput Optoelectronics Technology Co., Ltd. -
ProMation Engineering, Inc.
Spring Return Electric Actuators: Failsafe The ProMation Engineering line of quarter-turn spring return industrial actuators are robust fail-safe actuators for industry. They are appropriately used on dampers and air handling louvers. Class/Div, CSA and ATEX Options now available!. Available in torque ranges to suit most needs. Spring driven rack and pinion mechanism provides failsafe operation during a loss of power situation. Proportional or On/Off Control - Responds to a wide range of industry-standard signals such as 4-20mA or 0-10... (read more)Browse Electric Rotary Actuators Datasheets for ProMation Engineering, Inc. -
ProMation Engineering, Inc.
Spring Return Failsafe Electric Actuators or proportional control of Ball Valves, Butterfly Valves, Gate Valves, Globe Valves, Dampers and other products. Our Non-Spring Return P Series actuators offer a range of 135"lbs to 40,500"lbs torque. Product design is based on a self-locking worm gear drive principle which provides for a smooth running, dependable, robust drive system. Our Spring Return PA-PD and D Series actuators are offered in 6 models ranging from 135"lbs to 2300"lbs. and utilize a built-in Manual Override uniquely allows... (read more)Browse Damper Actuators Datasheets for ProMation Engineering, Inc. -
Indelac Controls, Inc.
Spring Return Actuators for any application quarter-turn valves and dampers. Our spring return electric actuators are equipped with a hardened steel spur and helical gear drive train to guarantee reliable protection against catastrophic process failure during loss of the electricity to the system. Internal components are permanently lubricated at our manufacturing facilities, ensuring high efficiencies between moving parts, minimal routine maintenance, and quiet operation throughout the life of the actuator. All standard equipment... (read more)Browse Electric Rotary Actuators Datasheets for Indelac Controls, Inc.
More Information
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Projected Benefits of New Residential Evaporative Cooling Systems: Progress Report #2
Illustration of the non -uniform return duct and close proximity of Pitot tube traverse airflow sensors to outdoor air damper and return register assembly.
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CR4 - Thread: Air Handling Unit
Since the dampers will be a major cost it may be be better to reverse air direction on the two phases and use ' non return valves' made with open bottom bags, one end sealed around the duct wall; the open end…
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Passive solar design strategies: Remodeling guidelines for conserving energy at home
…for a better seal, fill with non -expandingfoam; Seal larger openings such as ducts into attics or crawlspaces … mechanical closets used as return plenums or chases is vital), Air barrier materials should be … outsidecombustion air intake: Installbackdraft dampers on all exhaust fan…
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Federal Register > Monday, September 21, 2015 > [80 FR 56962] Foreign-Trade Zone (FTZ) 119-Minneapolis-St. Paul, Minnesota; Notification of Proposed Production...
…with tracks; shovel brackets; baffles; shovel discs; steering arms; rear axles; drum drive assemblies; drums; drum assemblies; air ducts ; headers; pulley housings; link … assemblies; hydraulic valves; copper/iron/steel non - returnable check valves; poppet valves … idlers; belt tensioners; clutches; dampers ; gaskets; engine gaskets and…
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States > Texas > State > Register > 2003 > [TexReg 2003-0131is] 01/31/2003
…include: (i) complete ventilation systems (supply, return , ex- haust), all fire … partitions, locations of all dampers , registers, and grilles, air volume flow at each … for deionized water; (iv) non -flammable medical gas piping … and location of all duct mounted smoke detectors; and…
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Motorcycle technique
A mixing of oil and air leads to oil foam formation with extensive loss of the damping .... The oil also in the annular gap by executed damper constructions, can flow past the piston rod and passes through a return into the jacket tube .
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Measure Guideline: Ventilation Cooling
Most importantly, fans using non -insulated dampers should be covered during the winter to minimize heat losses to the attic space. .... Central fan systems require more frequent air filter replacement than standard ducted HVAC systems because they have more hours of operation and filter outside air as well as return air.
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Duct systems in large commercial buildings: Physical characterization, air leakage, and heat conduction gains
Smaller ducts, often with a diameter of 15 to 30 cm, connected to air - supply registers may be flexible ducts , containing a helically-wound wire for structural rigidity, a layer of coated non -rigid fiberglass2 , and an exterior plastic sheet. .... Duct systems in large commercial buildings may include a large variety of components such as dampers , turning vanes, variable-air-volume control units, cooling or heating coils, supply and return registers, and sensors for temperature, humidity, smoke, carbon dioxide concentration, pressure, and…
