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Supplier: Cleaver-Brooks
Description: The lower section of the economizer recovers energy by preheating the boiler feedwater. The upper section preheats virtually any cool liquid stream (makeup water, wash water, hot water preheating, etc.), and the control system maximizes condensing when firing natural gas, then automatically
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Supplier: Cleaver-Brooks
Description: Cleaver-Brooks engineered new technology with horizontal flow to achieve up to 94% efficiency in a two-stage condensing economizer. Competitive models use a different design and vertical flow, which requires a larger coil size and bypass. The product’s first stage returns wasted
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Supplier: Cleaver-Brooks
Description: The lower section of the economizer recovers energy by preheating the boiler feedwater. The upper section preheats virtually any cool liquid stream (makeup water, wash water, hot water preheating, etc.), and the control system maximizes condensing when firing natural gas, then automatically
- Application: Commercial, Industrial
- System Type: Heat Energy Recovery
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Supplier: Accuris
Description: Design and Manufacture of Water-Tube Steam Generating Plant (Including Superheaters, Reheaters and Steel Tube Economizers) Enquiry Case 7: Use of Butt Welds in Tubes for Manufacture of Coils for Coil Type Boilers/ Superheaters
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Supplier: GIGAVAC
Description: . High Efficiency Dual Coils – Unlike the PWM coil economizer found in other contactors that can cause cross-talk on your system control power or radiate noise, the GIGAVAC GX23 uses two coils. One drops out after the contactor is energized providing low
- AC Motor Phase: Single Phase Motor
- Continuous Current: 350 to 710 amps
- Device Technology: Electromechanical
- Motor Voltage: 12 to 800 volts
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Supplier: XeteX, Inc.
Description: specific space in the facility that it serves, allowing for very precise control over different areas in the building. To reduce the size and cost of each unit, one duel-use water coils was used for both heating and cooling. Every unit was also equipped with a flat plate heat exchanger and
- Application: Residential
- System Type: Heat Recovery Ventilator (ERV)
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Supplier: XeteX, Inc.
Description: This unit was designed to provide fresh air ventilation for a modest-sized pool in Wisconsin. It was built for indoor installation and has a DX coil with controls by others. XeteX, however, provided straightforward analog controls for the blowers and the exchanger. This allowed XeteX to
- Application: Residential
- System Type: Heat Recovery Ventilator (ERV)
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Supplier: TE Connectivity
Description: Configuration Features Economizer : Without Power Switching : Yes Contact Features Auxiliary Contacts : Without High Voltage Relay Contact Arrangement : 2 Form
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Supplier: TE Connectivity
Description: Configuration Features Economizer : Without Power Switching : Make Only Contact Features ??????????? : 1
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Supplier: TE Connectivity
Description: Configuration Features Economizer : Without Power Switching : Yes Contact Features Auxiliary Contacts : Without High Voltage Relay Contact Arrangement : 1 Form
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Supplier: TE Connectivity
Description: Configuration Features Economizer : Without Power Switching : Yes Contact Features Auxiliary Contacts : Without High Voltage Relay Contact Arrangement : 2 Form
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Supplier: GIGAVAC
Description: , SAE J1171 - external ignition protection, and ISO8846 for protection against ignition around flammable gasses. High Efficiency Dual Coils – Unlike the PWM coil economizer found in the EV200 that can cause cross-talk on
- Break Time (Release Time): 12 milliseconds
- Coil Nominal DC Power: 3.6 watts
- DC Coil Voltage: 12 to 24 volts
- Dielectric Strength (Isolation Voltage): 2.5 kilovolts
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Supplier: Littelfuse, Inc.
Description: -voltage, single-pole contactor also features a dual coil economizer that reduces power and heating after the contactor is energized. Once the contactor is energized, it takes minimal coil power to keep the contacts closed due to pulse width modulation (PWM) reducing the average
- Maximum Current: 500 amps
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Supplier: Littelfuse, Inc.
Description: -voltage, single-pole contactor also features a dual coil economizer that reduces power and heating after the contactor is energized. Once the contactor is energized, it takes minimal coil power to keep the contacts closed due to pulse width modulation (PWM) reducing the average
- Maximum Current: 500 amps
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Supplier: Win Source Electronics
Description: Manufacturer: TE Connectivity Aerospace, Defense and Marine Win Source Part Number: 774277-EV200AAANA Series: EV200, KILOVAC Packaging: Bulk Termination Style: Stud, Wire Leads Operating Temperature Range: -40°C ~ 85°C Features: Economizer, Sealed - Hermetically
- Mounting: PC Board, Other
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Supplier: Win Source Electronics
Description: Manufacturer: TE Connectivity Aerospace, Defense and Marine Win Source Part Number: 774278-EV200HAANA Series: EV200, KILOVAC Packaging: Bulk Termination Style: Stud, Wire Leads Operating Temperature Range: -40°C ~ 85°C Features: Economizer, Sealed - Hermetically
- Mounting: PC Board, Other
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Supplier: Johnson Controls, Inc.
Description: -dependent VAV equipment with or without local reheat Two- or four-pipe fan coils Cabinet unit heaters Other zoning equipment using an on/off, floating, or 0 to 10 VDC proportional control input Models also provide single- or two-stage control of unitary
- Features: Multiple Zones, Programmable, Touch Screen, WiFi
- Temperature Set Point Range: 40 to 100 F
- Thermostat Type: Digital
- Voltage: 0.0 to 10 volts
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Supplier: Inductotherm Group
Description: positioning to center the electrode and improve ingot quality Rotary Piston or Dry Screw Pump vacuum systems available Closed loop economizer cooling system or recirculating crucible water circuit Fully automated controls from start-up through completion of hot top Full
- Width / Tube O.D.: 900 to 1200 mm
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270-Volt DC Contactor Solves Costs vs Performance Problems
Auxiliary contacts are not on main armature and coil economizer must be outside the sealed enclosure.
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Handbook of Petroleum Processing
Steam Gen Coils Economizer CoilSMR Inlet .
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http://repositories.lib.utexas.edu/bitstream/handle/2152/ETD-UT-2011-05-3583/ENGELKEMEIR-THESIS.pdf?sequence=2
The coil must be a 24V coil; a type with a built in coil economizer can .
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An improved low voltage disconnect (ILVD)
The solution to problems#2 through #4 is to implement a plain contactorto act as a quasi-Normally Closed (NC) switch that includes a coil economizer .
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High-Temperature Gas-Cooled Reactor Steam Generator Design
In keeping with the require- ments for a compact design and to minimize unheated tube surface requirements to the great- est extent possible, a U-tube reheater and a combination of a helically coiled economizer , evaporator, presuperheater, and a straight-tube finishing …
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Energy Economic Data Base (EEDB) Program. Phase III. Final report and third update
2 Motor 42,000 gpm Helical Coil Economizer / Evaporator/ Superheater .
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Experimental lithium system. Final report
The coiled economizer tube has lithium crossflow on the shell side.
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TE Connectivity - EV200HAANA - Contactors - Contactors - Allied Electronics
Built-In Coil Economizer — Only 1.7 W Hold Power @ 12 VDC and it Limits Back EMF to 0 V .
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TE Connectivity - LEV200A5ANA - Contactors - Contactors - Allied Electronics
Built-In Coil Economizer — Only 1.7 W Hold Power @ 12 VDC and It Limits Back EMF to 0 V .
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White-Rodgers - 686-901 - Uncategorized - Allied Electronics
Built-In Coil Economizer — Only 1.7 W Hold Power @ 12 VDC to 96 VDC and it Limits Back EMF to 0 V.
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