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Supplier: CHINO Works America Inc.
Description: JW Series is compact lightweight three-phase control thyristor regulators enabling high-density instrumentation. The methods of control are divided into two ways, the phase control and zero-cross control. In the phase control systems, a type with the voltage, current and power
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA)
- Maximum Current: 1000 amps
- Mounting: Enclosed Wall Mount
- Operating Temperature: 14 to 131 F
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Supplier: Chromalox
Description: cycles off and gradually integrates three extra “on” cycle for the additional one percent. With the exception of phase angle firing, DOT firing is the most precise method of SCR control. DOT firing is preferred in many applications because phase angle firing creates
- Additional Control Outputs: Switches / Relays
- Agency Approvals: UL Listed, Other
- Current: 100 to 650 amps
- Display Type: No Display
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Supplier: Chromalox
Description: cycles off and gradually integrates three extra “on” cycle for the additional one percent. With the exception of phase angle firing, DOT firing is the most precise method of SCR control. DOT firing is preferred in many applications because phase angle firing creates
- Additional Control Outputs: Switches / Relays
- Agency Approvals: UL Listed, Other
- Current: 100 to 650 amps
- Display Type: No Display
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Supplier: Chromalox
Description: consistent heater/process temperature control is critical. MiniMax 2 - Three Phase, 2 Leg SCR Power Pak Controller The MiniMax 2 is a Solid State, highly versatile power pak with optional plug-in and Shorted SCR Detection Boards. Firing modes can be switched between
- Additional Control Outputs: Switches / Relays
- Agency Approvals: Other
- Current: 30 to 75 amps
- Display Type: No Display
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Supplier: Chromalox
Description: consistent heater/process temperature control is critical. MiniMax 3 - Three Phase, 3 Leg SCR Power Pak Controller The Chromalox Model MiniMax 3 is a Solid State, highly versatile power pak with optional plug-in Shorted SCR Detection Boards. Firing modes can be switched
- Additional Control Outputs: Switches / Relays
- Agency Approvals: Other
- Current: 30 to 75 amps
- Display Type: No Display
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Supplier: OMEGA Engineering, Inc.
Description: OMEGA's SSR3PH Series three-phase Solid State Relay is a fully integrated device with heat sink and DIN rail mounting plate in a space-saving design. Each unit is touch safe with LED input indication. This normally open, zero crossing device is capable of millions of cycles of operation. Dual
- Application Type: General Application Relay
- Features: Built-in Heat Sink, Visual Indicator
- Input (Pick-up) Voltage Range: 24 to 660 volts
- Input Voltage Type: AC, DC
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Supplier: OMEGA Engineering, Inc.
Description: Models The SCR19P-H and SCR39P-H SCR phase-angle fired power controllers turn on each SCR for a controlled portion of a half-cycle of the line voltage. The effective line voltage is determined by the portion of the line voltage delivered, which is proportional to
- Command Signal: Analog Current (e.g. 4-20 mA)
- Control Feedback: Output Current Control
- Diagnostic Indicators: Yes
- Maximum Current: 125 to 250 amps
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Supplier: OMEGA Engineering, Inc.
Description: -voltage-switche d and Phase-angled-fired. With the Zero-voltage-switchi ng mode, the controller switches on complete cycles of the ac supply voltage. The trigger circuit is designed to turn on the SCRs as close as possible to the point where the AC sine wave crosses through zero. In
- Command Signal: Analog Current (e.g. 4-20 mA)
- Control Feedback: Output Current Control
- Mounting: Open Panel
- Operating Temperature: 32 to 122 F
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Supplier: Viconics Technologies Inc.
Description: Viconics’ R820 SCR power controller has been designed for safe and reliable control of electric heat loads. By offering a competitive price, the use of SCR’s is no longer an expensive proposition as was the case just a few years ago. As a result, this broad line of products is used
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Other
- Mounting: Open Panel
- Operating Temperature: 32 to 176 F
- Phase: Single Phase, Three-Phase (2-leg)
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Supplier: Tempco Electric Heater Corporation
Description: Tempco TPC Portable Temperature Control Consoles are quality built self-contained systems for monitoring and controlling process temperatures in a wide range of fixed or portable applications. These 1- to 4- zone units use our reliable next generation TEC-9100 1/16 DIN auto-tuning fuzzy logic PID
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Potentiometer
- Mounting: Open Panel, Enclosed Wall Mount
- Operating Voltage: 200-299 VAC, 400-499 VAC, >500 VAC
- Phase: Single Phase, Three-Phase (2-leg), Three Phase (3-leg)
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Supplier: Advanced Energy Industries, Inc.
Description: available in single-, dual-, and three-phase units, supports voltages from 184 to 690 V and 16 to 2900 A, and offers superior interface options. Integrate modes seamlessly with a 2.8-inch, LED Thyro-Touch display. And enable efficient system parameters, loading, and storage (up to six process
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Other
- Maximum Current: 2900 amps
- Mounting: Enclosed Wall Mount
- Operating Voltage: >500 VAC
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Supplier: Advanced Energy Industries, Inc.
Description: mains-load optimization for low total harmonic distortion (THD) Fully digital communications with optional fieldbus communication options Available as single-, dual-, and three-phase units, the Thyro-AX® series supports voltages from 24 to 600 V and 16 to 1500 A
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Other
- Maximum Current: 16 to 1500 amps
- Mounting: DIN Rail
- Operating Voltage: <100 VAC, 100-199 VAC, 200-299 VAC, 300-399 VAC, 400-499 VAC, >500 VAC
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Supplier: Advanced Energy Industries, Inc.
Description: TCP/IP, EtherNet/IP) Securely separate control and power units and optimize load control; use up to five control methods and three operating modes Mains-load optimization using optional dASM bus module; support digital and dynamic mains-load optimization (up to eight Thyro-A SCR
- Command Signal: Analog Voltage (e.g. 0-5V), Other
- Maximum Current: 8 to 1500 amps
- Mounting: DIN Rail
- Operating Voltage: 200-299 VAC, 300-399 VAC, 400-499 VAC, >500 VAC
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Supplier: Richardson RFPD
Description: Powerex Three-Phase SCR/Diode Bridge Modules are designed for use in applications requiring variable DC Voltage control from AC mains. The modules are isolated for easy mounting with other components on common heatsinks.
- Diode Applications: Rectifier Diode
- IF: 60000 mA
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Supplier: Richardson RFPD
Description: Powerex Three-Phase SCR/Diode Bridge Modules are designed for use in applications requiring variable DC Voltage control from AC mains. The modules are isolated for easy mounting with other components on common heatsinks.
- Diode Applications: Rectifier Diode
- IF: 30000 mA
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Supplier: Dart Controls, Inc.
Description: The 150D Series from Dart Controls sets a new standard for SCR drive design. The 150D Series was developed specifically with the OEM in mind, with standard features and convenient options required for most applications. The 150D Series is also a drive designed with the future in mind
- AC Input Phase: Single Phase
- Application Categories: Variable Speed Drive
- Configuration: Panel Mount
- Mode of Operation: Voltage (BEMF / Open Loop) Mode
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Supplier: RoMan Manufacturing, Inc.
Description: application’s requirements. Our Special AC transformers feature: Single Phase Three Phase (Delta to Wye, Delta to Delta, Wye to Wye, Wye to Delta, Engineered Solutions, Scott-T) Isolation Type Auto Type Interphase Multi Pulse
- Configuration: Delta - Delta, Delta - Wye (Y), Wye (Y) - Delta
- Cooling Method: Water
- Mounting / Form Factor: Other
- Power Rating (VA): 1000 to 1.50E7 VA
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Supplier: MTE Corporation
Description: MTE RL Line /Load reactors with surge arrestors offer enhanced protection of diodes, transistors, SCRs, thyristors, etc. from dangerous voltage spikes and current surges. They can reduce overall system operating costs by reducing equipment down time and increasing system reliability and
- Features: Grounding Wire, NEMA Enclosure
- Mounting: In-Line / Integrally Attached
- Technology: MOV
- Voltage: 208, 240, 380, 480, 600, Other
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Supplier: Radwell International
Description: POWER SWITCHING DEVICE, DIN-A-MITE B, CONTROL INPUT, 3 PHASE, 2 CONTROLLED LEGS, NATURAL CONVECTION CURRENT RATING 18 AMP @ 50 DEGREES C, 277-600 VAC, 50/60 HZ, 100-120 VAC INPUT, CONTACTOR OUTPUT, SHORTED SCR ALARM, ENGLISH MANUAL. FREE 2 YEAR RADWELL WARRANTY
- Phase: Three-Phase (2-leg)
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Supplier: Radwell International
Description: POWER SWITCHING DEVICE, DIN-A-MITE B, CONTROL INPUT, 3 PHASE, 2 CONTROLLED LEGS, NATURAL CONVECTION CURRENT RATING 18 AMP @ 50 DEGREES C, 277-600 VAC, 50/60 HZ, 4-20 MA DC INPUT, VARIABLE TIME-BASE OUTPUT, SHORTED SCR ALARM, ENGLISH MANUAL. FREE 2 YEAR RADWELL WARRANTY
- Phase: Three-Phase (2-leg)
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Supplier: Radwell International
Description: POWER SWITCHING DEVICE, DIN-A-MITE B, CONTROL INPUT, 3 PHASE, 3 CONTROLLED LEGS, NATURAL CONVECTION CURRENT RATING 18 AMP @ 50 DEGREES C, 277-600 VAC, 50/60 HZ, 4-20 MA DC INPUT, VARIABLE TIME-BASE OUTPUT, SHORTED SCR ALARM, ENGLISH MANUAL. FREE 2 YEAR RADWELL WARRANTY
- Phase: Three Phase (3-leg)
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Supplier: Radwell International
Description: DIN-A-MITE POWER SWITCHING DEVICES, STYLE C, 3 PHASE, 2 CONTROLLED LEGS, NATURAL CONVECTION STANDARD DIN-RAIL OR PANEL, LINE AND LOAD VOLTAGE 277 TO 600VAC, 4.5 TO 32VDC INPUT, CONTACTOR OUTPUT, SHORTED SCR ALARM, ENGLISH, CUSTOM OPTIONS. FREE 2 YEAR RADWELL WARRANTY
- Phase: Three-Phase (2-leg)
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Supplier: West Control Solutions
Description: Benefits & Features: Suitable to drive resistive, inductive, transformer with normal resistor Two legs switching three wires loads STAR or DELTA connection Frontal Key Pad standard to configure all the internal functions and parameters. Four
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Potentiometer, Other
- Maximum Current: 2700 amps
- Mounting: Free-standing / Cabinet
- Phase: Three Phase (3-leg)
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Supplier: West Control Solutions
Description: West Control Solutions presents a range of thyristor power controllers which have been designed to switch 3 legs of 3 phase loads. These thyristor units are ideal for 3 phase configuration with neutral connection, normal (Relay S or Relay M) or variable resistive loads and transformer
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Potentiometer, Other
- Maximum Current: 25 to 500 amps
- Mounting: Free-standing / Cabinet
- Phase: Three Phase (3-leg)
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Supplier: Advanced Energy Industries, Inc.
Description: between control and power sections for safe operation Simplify maintenance with integrated semiconductor operation Optimize load control with up to five control methods and three operating modes Features Designed for Ohmic or transformer loads
- Command Signal: Other
- Maximum Current: 16 to 280 amps
- Mounting: Enclosed Wall Mount, DIN Rail
- Operating Voltage: 200-299 VAC, 300-399 VAC, 400-499 VAC, >500 VAC
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Supplier: West Control Solutions
Description: West Control Solutions presents a range of thyristor power controllers which have been designed to switch 3 legs of 3 phase loads. These thyristor units are ideal for 3 phase configuration with neutral connection, normal (Relay S or Relay M) or variable resistive loads and transformer
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Potentiometer, Other
- Maximum Current: 500 amps
- Mounting: DIN Rail
- Phase: Three Phase (3-leg)
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Supplier: West Control Solutions
Description: West Control Solutions presents a range of thyristor power controllers which have been designed to switch 3 legs of 3 phase loads. These thyristor units are ideal for 3 phase configuration with neutral connection, normal (Relay S or Relay M) or variable resistive loads and transformer
- Command Signal: Analog Voltage (e.g. 0-5V), Analog Current (e.g. 4-20 mA), Other
- Maximum Current: 500 amps
- Mounting: DIN Rail
- Phase: Three Phase (3-leg)
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Supplier: SAE International
Description: series of multi-phase numerical analyses, computed with the commercial software AVL Fire 2014 v, to measure the impact of three factors - the mixer blade's number (X1) and angle (X2), and the distance between the injection point and the mixer (X3) - in the performance of an SCR
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Supplier: Solcon Solutions LLC
Description: Low Voltage For the control of voltage applied to inductive and resistive heating elements Rated operational current 8 to 1,500 A Rated Supply Voltage 115V – 230V The SI-HCS is a heavy duty 3-phase power unit for controlling the voltage applied to
- Maximum Current: 8 to 1500 amps
- Mounting: Enclosed Wall Mount
- Phase: Three Phase (3-leg)
- SCR Control: Zero Crossing Fired
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Supplier: Solcon Solutions LLC
Description: Medium Voltage For the control of voltage applied to inductive and resistive heating elements Rated operational current 70 A to 500 A Rated Supply Voltage up to 13.8kV The SI-MHCS is a heavy duty, fully digital, zero-crossing, phase-control, 3
- Maximum Current: 70 to 500 amps
- Mounting: Free-standing / Cabinet
- Phase: Three Phase (3-leg)
- SCR Control: Zero Crossing Fired
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Supplier: SAE International
Description: models, three-dimensional CFD codes, and experimental measurements. Moreover, the approach can be applied to other two-phase flow arrangements such as fuel injection upstream of fuel reformers and diesel oxidation catalysts (DOCs).
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Supplier: SAE International
Description: The injection process of urea-water solution (AdBlue) determines initial conditions for reactions and catalysis and is fundamentally responsible for optimal operation of selective catalytic reduction (SCR) systems. The spray characteristics of four, commercially available, injectors (one air
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Supplier: Littelfuse, Inc.
Description: The AC Switches-Triac series offers full controlled solutions for one and three phase applications.
- ITSM: 2250 amps
- IC Package Type: Other
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Supplier: Littelfuse, Inc.
Description: The AC Switches-Triac series offers full controlled solutions for one and three phase applications.
- ITSM: 1500 amps
- IC Package Type: Other
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Supplier: Littelfuse, Inc.
Description: The AC Switches-Triac series offers full controlled solutions for one and three phase applications.
- ITSM: 9600 amps
- IC Package Type: Other
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Supplier: Littelfuse, Inc.
Description: The AC Switches-Triac series offers full controlled solutions for one and three phase applications.
- ITSM: 200 amps
- IC Package Type: Other
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Supplier: RS Components, Ltd.
Description: seconds, current, limit, kick-start DIP switch-selectable stopping methods: soft stop 100%, 200% or 300% of start time, coast to rest. Phase rotation checking. Fault detection. Phase loss/open line/load loss, Shorted SCR, Open gate, Over temperature - power section. Phase
- AC Motor Phase: Three Phase Motor
- Continuous Current: 30 amps
- Control Voltage (Separate Control): 100 to 240 volts
- Motor Voltage: 460 volts
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Supplier: RS Components, Ltd.
Description: seconds, current, limit, kick-start DIP switch-selectable stopping methods: soft stop 100%, 200% or 300% of start time, coast to rest. Phase rotation checking. Fault detection. Phase loss/open line/load loss, Shorted SCR, Open gate, Over temperature - power section. Phase
- AC Motor Phase: Three Phase Motor
- Continuous Current: 37 amps
- Control Voltage (Separate Control): 24 volts
- Motor Voltage: 460 volts
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Supplier: RS Components, Ltd.
Description: seconds, current, limit, kick-start DIP switch-selectable stopping methods: soft stop 100%, 200% or 300% of start time, coast to rest. Phase rotation checking. Fault detection. Phase loss/open line/load loss, Shorted SCR, Open gate, Over temperature - power section. Phase
- AC Motor Phase: Three Phase Motor
- Continuous Current: 16 amps
- Control Voltage (Separate Control): 100 to 240 volts
- Motor Voltage: 460 volts
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Supplier: RS Components, Ltd.
Description: seconds, current, limit, kick-start DIP switch-selectable stopping methods: soft stop 100%, 200% or 300% of start time, coast to rest. Phase rotation checking. Fault detection. Phase loss/open line/load loss, Shorted SCR, Open gate, Over temperature - power section. Phase
- AC Motor Phase: Three Phase Motor
- Continuous Current: 25 amps
- Control Voltage (Separate Control): 100 to 240 volts
- Motor Voltage: 460 volts
Find Suppliers by Category Top
Featured Products Top
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STELLAR SR35 soft starters are fully digital, offered in three frame sizes to control 1- and 3-phase AC induction motors, and provide overload and SCR failure protection (read more)
Browse AC Motors Datasheets for Automationdirect.com -
How does SCR work? Catalysts perform by lowering the temperature required to allow a chemical reaction to occur. In this case, a reduced nitrogen compound (ammonia or urea) is introduced into the air. The "oxidized (read more)
Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Branch Environmental Solutions -
. Selective Catalytic Reduction – SCR involves the use of a catalyst that is selective to promote the reaction of Ammonia and N0x to form Nitrogen and water. Several different forms of Ammonia can be used. That is, you can inject a water solution of Ammonia, Ammonia as a dry gas, or Urea (read more)
Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Branch Environmental Solutions -
Ducon supplies custom engineered evaporative gas coolers and conditioners to cool the gases exhausting from furnaces, kilns, and boilers. Ducon utilizes its proprietary spray nozzles to accurately control the humidity in the gas so as to minimize the corrosion in the equipment and completely evaporate all water droplets. Ducon has designed gas coolers to handle over 1,000,000 ACFM in a s...
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Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Ducon Environmental Systems -
Fluid Catalytic Cracking (FCC)
Fluid Catalytic Cracking (FCC) is one of the most important refinery processes as it converts high-boiling, high-molecular weight hydrocarbon fractions of petroleum crude oils to more valuable gasoline, olefinic gases, and other products. Residue fluid catalytic cracking is the primary technology to upgrade to light products from heavy feed stocks. T...
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Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Ducon Environmental Systems -
Ducon supplies custom engineered evaporative gas coolers and conditioners to cool the gases exhausting from furnaces, kilns, and boilers. Ducon utilizes its proprietary spray nozzles to accurately control the humidity in the gas so as to minimize the corrosion in the equipment and completely evaporate all water droplets. Ducon has designed gas coolers to handle over 1,000,000 ACFM in a s...
(read more)
Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Ducon Environmental Systems -
Ducon's SNCR DeNOx Systems work by injecting ammonia or urea into the radiant and convection regions of a boiler to treat the flue gases, so the reduction reaction can take place. The reagent comes in contact with the NOx in the flue gas within a specific temperature range. For urea, this range is approximately 1600°F to 2100°F. For ammonia, the range is lower at 1500°F to 18...
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Browse Selective Catalytic Reduction (SCR) Systems Datasheets for Ducon Environmental Systems -
Flue Gas Desulfurization, also known as FGD, is a set of technologies used to remove sulfur dioxide from exhaust flue gases in sulfur oxide emitting processes such as Coal Fired Boilers, Pulp and Paper Plants, Oil Fired Boilers, Diesel Generators, Power Plants, Industrial Boilers and Waste Incinerators. Wet Flue-Gas Desulfurization Systems, include Spray Towers, Chemical Absorption Tower...
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Generally, a Solid State Relay has three primary parts. 1. Control Circuit The SSR usually receives its external activation signal as a low-voltage DC signal between 3V and 32V. The product's inputs handle signals sent by sensors, PLCs, or MCUs. 2 (read more)
Browse Solid State Relays Datasheets for ODG (Origin Data Global)
Conduct Research Top
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Watlow SCR Power Controllers and Ohio Semitronics Watt Transducers
The Ohio Semitronics PC5 category of transducers measures True Power (Watts) in an AC single-phase or three-phase power system and provides an isolated DC analog output that is proportional to the electrical power being consumed in a load. There are thousands of PC5's being used worldwide
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Electrostatic Precipitation
The fashion method is three phase SCR and switch mode.
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Switched doubly-fed machine propulsion drive
For the three phase SCR based STS, regions are identified in an ac cycle such that all the three phases can undergo simultaneous natural commutation during source transition.
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A hybrid bi-directional current source converter with two force-commutated switches and controlled with space vector modulation
By connecting the switch in shunt with the three phase SCR bridge, a hybrid PWM inverter is implemented [7-8].
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Digital Position Control Algorithms For An SCR-DC Motor Drive
Two algorithms for the digital control of position of a three phase SCR controlled DC motor are compared.
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The rapid soft re-switching technology of three-phase induction motors
At that time three phase SCRs are simultaneously fired and the triggering pulses are kept on until KM is switched on at the fifth cycle from the beginning of soft re-switching control.
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System identification and MPC based on the volterra-laguerre model for improvement of the laminator systems performance
is the crest of the input AC voltage, applied on the three phase SCR converter.
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CR4 - Thread: Strange Anealling Oven behavior
Three phase SCRs are phase dependent so when you change bases I would check that phase rotation was the same.
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SKDT SERIES | Semikron | Power Modules | Standard SCR Power Modules | Product Catalog Search Results | Galco Industrial Electronics
• Three Phase SCR Modules .
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High power thyristor-battery drive for high peak, low average power pulser
Atherly, F. W. Gutzwiller, and F. Pastori, “ Three phase SCR .
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CE SERIES | Powerex | Power Modules | Hybrid SCR-Diode Power Modules | Product Catalog Search Results | Galco Industrial Electronics
Powerex three phase scr /diode bridge modules are designed for use in applications requiring variable DC voltage control from AC mains.