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Supplier: Premier Magnetics, Inc.
Description: Designed for IEEE 802.3 10 Base-T 2000Vrms Minimum Isolation Voltage Compact Standard DIL OR SIP Packages Low Insertion Loss Performs Impedence Match + Filtering + Isolation Designed for use with most 10 Base T Chips
- Center Tap Options: Secondary Side Only
- Mounting / Form Factor: PC / PCB Mount
- Operating Temperature: 0.0 to 70 C
- Package Type: Surface Mount Technology (SMT)
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Supplier: Hammond Manufacturing Company Inc.
Description: minimum of twice secondary voltage Conservative designs - CSA certified (209651). For other H.V. combinations check out our Peter W. Dahl series as well. Notes: VA rating specified is CCS (Continuous Commercial Service) ICAS ratings (Intermittent
- Maximum Primary Voltage Rating: 115 volts
- Power Rating (VA): 735 VA
- Standards: RoHS Compliant
- Transformer Category: Signal / RF Transformer
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Supplier: Standex-Meder Electronics
Description: TRPI Series Low Voltage Rectifier Power Transformers are line frequency magnetics designed in a printed circuit board (PCB) mounted package with 2.5VA to 56VA and 4000VRMS isolation primary and secondary. Industry standard P.C. board layout. Dual primary/secondary
- Mounting / Form Factor: PC / PCB Mount
- Power Rating (VA): 2.5 to 56 VA
- Standards: CSA, UL
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: Standex-Meder Electronics
Description: TRC Series Low Voltage Rectifier Transformers are line frequency magnetics designed in a chassis mount package – open style. CSA certified LR 16597 and UL recognized E105782. Conservative Class A operation with economical channel frame mounting. Split/dual bobbin operation. All
- Mounting / Form Factor: Chassis Mount
- Standards: CSA, UL
- Transformer Category: Power / Power System / Distribution Transformer
- Type: Rectifier Transformer
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Supplier: Standex-Meder Electronics
Description: TRCI-TRBI Series Low Voltage Rectifier power transformers are line frequency magnetics designed in a a bracket chassis mount package and feature a high isolation dual bobbin (UL 94VO) construction that is 4000 V RMS dielectric tested. 25VA to 175VA. CSA certified LR15697 and UL
- Mounting / Form Factor: Chassis Mount
- Standards: CSA, UL
- Transformer Category: Power / Power System / Distribution Transformer
- Type: Rectifier Transformer
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Supplier: Win Source Electronics
Description: ) Voltage - Isolation: 1500Vrms Voltage - Primary: 115V, 230V Current - Output (Max): Parallel 360mA, Series 50mA Voltage - Secondary (Full Load): Parallel 5V, Series 15V Primary Winding(s): Dual Secondary Winding(s): Dual Center Tap: Yes Mounting
- Transformer Category: Signal / RF Transformer
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Supplier: Win Source Electronics
Description: ) Voltage - Isolation: 2500Vrms Voltage - Primary: 115V, 230V Current - Output (Max): Parallel 1.4A, Series 700mA Voltage - Secondary (Full Load): Parallel 14V, Series 28V Primary Winding(s): Dual Secondary Winding(s): Dual Center Tap: No Mounting
- Transformer Category: Signal / RF Transformer
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Supplier: Win Source Electronics
Description: .5 kg) Voltage - Isolation: 4000Vrms Voltage - Primary: 100V, 115V, 200V, 215V, 230V Current - Output (Max): Parallel 16.7A, Series 8.3A Voltage - Secondary (Full Load): Parallel 18V, Series 36V Primary Winding(s): Dual, Multiple Taps Secondary Winding(s):
- Transformer Category: Signal / RF Transformer
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Supplier: Win Source Electronics
Description: .8 kg) Voltage - Isolation: 4000Vrms Voltage - Primary: 100V, 115V, 200V, 215V, 230V Current - Output (Max): Parallel 65A, Series 32.5A Voltage - Secondary (Full Load): Parallel 10V, Series 20V Primary Winding(s): Dual, Multiple Taps Secondary Winding(s):
- Transformer Category: Signal / RF Transformer
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Supplier: Radwell International
Description: TRANSFORMER, CONSTANT VOLTAGE, SINGLE OR DUAL PRIMARY VOLTAGES, VERTICAL MOUNTING, SPLIT BOBBIN DESIGN, SERIES/PARALLEL SECONDARY WINDING.. FREE 2 YEAR RADWELL WARRANTY
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: Radwell International
Description: POWER TRANSFORMER; CHASSIS MOUNT TRANSFORMER TYPE:ISOLATING; SECONDARY VOLTAGES:2 X 6V; POWER RATING:24VA; FREQUENCY RANGE:50HZ / 60HZ; WINDING TYPE:DUAL PRIMARY, DUAL SECONDARY; CURRENT RATING:4A; TRANSFORMER TERMINALS:SOLDER LUG ROHS
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: Radwell International
Description: POWER TRANSFORMER, PCB TRANSFORMER TYPE:DUAL BOBBIN; SECONDARY VOLTAGES:2 X 6.3V; POWER RATING:5VA; FREQUENCY RANGE:50HZ / 60HZ; WINDING TYPE:DUAL PRIMARY, DUAL SECONDARY; CURRENT RATING:800MA; ISOLATION VOLTAGE:4KV ROHS COMPLIANT: YES.
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: Radwell International
Description: INDUSTRIAL CONTROL TRANSFORMER, PRIMARY CONFIGURATION: DUAL, PRIMARY SIDE VOLTAGE: 120/240 VAC, SECONDARY CONFIGURATION: SINGLE, SECONDARY SIDE VOLTAGE: 24 VDC, 14580 MA, 350 VA, INSULATION CLASS 130, FLANGE MOUNT. FREE 2 YEAR RADWELL WARRANTY
- Maximum Primary Voltage Rating: 240 volts
- Maximum Secondary Voltage Rating: 24 volts
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: Hammond Manufacturing Company Inc.
Description: Features 20 output voltages to choose from (5 - 120VAC R.M.S.) Six VA size models available from - 1.1 to 36VA Both series operate on 50/60 Hz current Low profile, split bobbin design. Dual winding secondaries, non-concentrically wound
- Maximum Secondary Voltage Rating: 24 volts
- Power Rating (VA): 1.1 VA
- Standards: RoHS Compliant
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: Hammond Manufacturing Company Inc.
Description: Features Universal operation - dual primary. 115 or 230 VAC, 50/60 Hz current. 14 output voltages to choose from (5 - 36 VAC R.M.S.) Six VA size models available from - 2.5 to 56VA. Low profile, split bobbin with top shroud design. Dual winding
- Maximum Secondary Voltage Rating: 10 volts
- Power Rating (VA): 2.5 VA
- Standards: RoHS Compliant
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: RoMan Manufacturing, Inc.
Description: Gun Type transformers feature: KVA Range: 50 KVA to 200 KVA (rated at 50% duty cycle) Primary Voltages: 480 Volts, 60 Hz 575 Volts, 60 Hz Secondary connections to accept low reactance (kickless) welding cables Parallel
- Cooling: Water
- Maximum Primary Voltage Rating: 480 to 575 volts
- Maximum Secondary Voltage Rating: 4 to 25.8 volts
- Mounting / Form Factor: Other
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Supplier: Generation Brands
Description: 11.5 INCH L X 6.1 INCH W X 5.1 INCH H SIZE MONORAIL/KABLE LITE/WALL MONORAIL/FREEJACK LOW VOLTAGE LIGHTING SYSTEM USED ON 120 V PRIMARY/12 V SECONDARY VOLTAGE RATING 600 W POWER RATING MOUNTING TYPE CEILING/CLOSET USED ON DUAL FEED CANOPY APPROVAL ETL (CANADA AND US)
- Maximum Primary Voltage Rating: 120 volts
- Maximum Secondary Voltage Rating: 12 volts
- Transformer Category: Power / Power System / Distribution Transformer
- Type: Lighting Transformer
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Supplier: Triad Magnetics
Description: Primary: 208 or 240 VAC, 50/60 Hz Secondary: Dual for parallel or series connection Insulation Class: Class F, 155 ºC Dielectric Isolation (Pri to Sec): 4 KV for 60 secs Low leakage current and low stray fields
- Maximum Primary Voltage Rating: 208 to 240 volts
- Maximum Secondary Voltage Rating: 120 volts
- Operating Frequency Range: 50 to 60 Hz
- Power Rating (VA): 5000 VA
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Supplier: Avel Lindberg, Inc.
Description: AVEL's polyester tape finish with dish mounting has proved the most popular method of constructing toroidal transformers for modern day electronics. Primaries: 120V 120V Frequency 50/60 Hz Operating Range: 47 to 400 Hz Secondary voltage tolerance: Within 3
- Construction: Toroidal Core
- Maximum Primary Voltage Rating: 120 volts
- Maximum Secondary Current Rating: 0.9600 amps
- Maximum Secondary Voltage Rating: 240 volts
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Supplier: EDCOR Electronics Corporation
Description: Design Mathematically designed to produce the specified voltage(s) when loaded. Primary (Input) Designed for 120V, 60Hz. Secondary (Output) This transformer has multiple voltage windings, 530V (265-0-265) at 200mA center tapped, 6.3V at 1.5A, 5V (2.5-0-2.5) at 3A
- Maximum Primary Voltage Rating: 120 volts
- Maximum Secondary Voltage Rating: 530 volts
- Standards: RoHS Compliant
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Supplier: Standex-Meder Electronics
Description: FTP Series Class 2 Transformers are line frequency magnetics designed in a printed circuit board (PCB) mounted package. These transformers 2.5VA to 50 VA and dual primary voltage 115/230V 50/60 Hz. 400 VRMS dielectric strength tested. Bobbins and shroud meet UL94 VO
- Mounting / Form Factor: PC / PCB Mount
- Package Type: Through Hole Technology (THT)
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Supplier: Coilcraft, Inc.
Description: Developed for Texas Instruments LM5071 and LM5072 PD Controllers Specified in TI application note AN-1430 Designed to operate in continuous mode at 250 kHz with input voltage of 14 – 60 V Can accept 12 V input from auxiliary sources. Dual
- Cooling: Dry-type / Air Cooled
- Operating Temperature: -40 to 85 C
- Standards: RoHS Compliant
- Transformer Category: Power / Power System / Distribution Transformer
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Supplier: PR electronics
Description: safety installations according to PELV/SELV. Galvanic isolation between the primary and the secondary voltage is achieved through the double-isolated safety transformer. Technical characteristics Two green LEDs, Power ON 1 and Power ON 2, indicate active outputs. By connecting
- AC Input Voltage: 208 to 230 volts
- DC Output Current: 0.1800 to 0.5000 amps
- DC Output Power: 7.5 watts
- DC Output Voltage: 5 to 24 volts
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Supplier: RS Components, Ltd.
Description: RS Pro toroidal PC transformers are high efficiency and low profile being a small size and low weight. These Toroidal transformers have low iron loss and low induced noise. Dual 115 V primaries for parallel or series connections. Primary Voltage Rating = 2 x 115V
- Maximum Primary Voltage Rating: 115 volts
- Maximum Secondary Voltage Rating: 22 volts
- Mounting / Form Factor: Chip Transformer
- Operating Frequency Range: 50 Hz
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Supplier: RS Components, Ltd.
Description: A187A11C microphone transformers from OEP are ideal for signal splitting and impedance matching. These audio transformers provide two isolated balance outputs when loaded with 1 kΩ. Constructed with multiple electrostatic screens, these dual output microphone
- Mounting / Form Factor: Chip Transformer
- Transformer Types / Applications: Audio Transformer
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Supplier: RS Components, Ltd.
Description: RS Pro toroidal PC transformers are high efficiency and low profile being a small size and low weight. These Toroidal transformers have low iron loss and low induced noise. Dual 115 V primaries for parallel or series connections. Primary Voltage Rating = 2 x 115V
- Maximum Primary Voltage Rating: 115 volts
- Maximum Secondary Voltage Rating: 7 volts
- Mounting / Form Factor: Chip Transformer
- Power Rating (VA): 25 VA
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Supplier: TelephoneStuff.com
Description: offers continuous line filtering of a full range of power line noise in all modes - Isolation transformer with Faraday Shield offers 100% isolation from the input AC line - Neutral to ground bonding at the secondary eliminates common mode noise and provides an isolated ground reference
- Signal Converter Type: Voltage Converter / Inverter
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Supplier: Littelfuse, Inc.
Description: The ACBC-120 is a dual purpose alarm controller/battery charging unit. When there is a loss of 120VAC power, the ACBC-120’s primary function as an alarm controller activates. When this power loss occurs, input power is switched to a 12VDC, lead-acid, rechargeable backup battery and a 12VDC
- Form Factor: Other
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Supplier: Infineon Technologies AG
Description: Server, telecom, SMPS EV Off-board chargers Low-voltage drives and power tools Solar micro inverter, solar optimizer Industrial power supply (SMPS, Residential UPS) Applications Automotive secondary power distribution
- Driver Type: High-side Gate Driver, Low-side Gate Driver, Dual Gate Driver (Half-bridge)
- IC Package Type: Other
- Packing Method: Tape Reel
- Peak Output Current: 5 amps
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Supplier: RS Components, Ltd.
Description: -isolated hybrid circuit. Input and output stages are power from separate secondaries of the dc/dc inverter to provide 3 port isolation Input and output stages powered from separate secondaries of the supply transformer to provide 3-port isolation. Dual supply
- Form Factor: DIN Rail
- Operating Temperature: 32 to 122 F
- Outputs: Voltage Output?, Current Output?, Other Output?
- Signal Conditioning Type: Other
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Supplier: Infineon Technologies AG
Description: transformer design Accurate driving scheme of both primary and secondary MOSFETs Benefits BiC efficiency for ZVS PSFB topology Optimal use of CoolMOS™ and OptiMOS™ BiC devices High power density Graphica user interface
- Category: Development Board
- Host Interface: Other
- Supported System: Other
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Supplier: Advanced Energy Industries, Inc.
Description: The PEII series of power supplies are the trusted standard for dual-magnetron sputtering, as an effective vacuum cleaning tool, and in multiple PECVD applications. Reliable water-cooled design Delivers tight output regulation on power, voltage, or current, with a
- AC Input Voltage: 208 volts
- AC Output Current: 9 to 32 amps
- AC Output Voltage: 547 to 953 volts
- Form Factor: Rack Mount
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radiator cooling,it supports a wide rated capacity range from 75 kVA to 3735 kVA. Primary (HV) voltage is customizable from 34.5 kV to 13.8 kV (and other common utility ratings),while secondary (LV) output is customizable from 277 V to 600 V to match site requirements. High quality copper windings and an (read more)
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voltage regulation and power distribution. These transformers receive high-voltage electricity from the grid, step it down, and distribute it to consumers or lower-voltage substations. Fuji Electric offers distribution transformers with capacities up to 30 MVA and primary/secondary voltages up to 36 k (read more)
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needs, including rated current, voltage, rated speed, operating temperature, number of channels, shell material, color and wire outlet direction. It can be flexibly adapted to different working environments and equipment requirements, helping professional buyers avoid the trouble of secondary (read more)
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is a fraction of the entire winding, and step-down transformer models, in which the secondary coil is a fraction of the entire winding. Standard double wound power transformers feature isolated primary and secondary coils, so all power transfer is conducted by induction. Autotransformers (read more)
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AutomationDirect has added Murrelektronik open core control transformers that provide a flexible solution for stepping down a variety of primary voltages ranging from 208 to 550 VAC. The universal input on these transformers provides eleven different voltage options that are easily configurable (read more)
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creepage wide body, 16-lead SOIC_IC. Combining high speed CMOS and monolithic transformer technology, these isolation components provide outstanding performance characteristics superior to the alternatives, such as the combination of pulse transformers and gate drivers. The isolators operate with (read more)
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, including CSA, IEC, TUV, and UL requirements, Chassis Mount Quick-Connect World Series™ power transformers are among the most versatile transformers manufactured by Triad Magnetics. Our Quick-Connect World Series™ transformers include a dual bobbin design positioned within an (read more)
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Current sense transformers “transform” AC electrical currents from larger-current values into smaller currents that are better suited for instruments, protective relays, and control circuits. This is achieved by developing a current in the secondary winding that is proportional (read more)
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Rapidly deployable recovery transformers
Developing dual sec- ondary voltage transformers was considered, but the subopti- mal size and leakage flux issues made this approach impractical.
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Countries > Canada > National > Gazette > 2006 Documents > Part II > [CANADA Gazette Part ii, 2006-1115] Part II, November 15, 2006, Vol. 140, No. 23
Consequently, NRCan decided not to ex- empt dual secondary - voltage transformers .
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McGraw-Hill's National Electrical Code® 2014 Handbook, Twenty-Eighth Edition > Chapter Two
To put this another way, no conductors connected to a dual - voltage transformer secondary can be protected on the primary side by relying on a turns ratio.
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McGraw-Hill's National Electrical Code 2011 Handbook, 27th Edition > ARTICLE 240. OVERCURRENT PROTECTION
To put this another way, no conductors connected to a dual - voltage transformer secondary can be protected on the primary side by relying on a turns ratio.
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Elements of the applied electronics
By the center circuit, therefore a transformer with the double secondary voltage is needed that must also have a middle tap.
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IEEE Guide for Application of Transformer Connections in Three-Phase Distribution Systems
…phase 208 V service must be installed and only an open-Y primary is available, and the expense of adding the third-phase conductor is considerable, resort may be had to a connection of two single-phase transformers with dual - voltage secondaries .
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Applied, Electromechanical Électronique under Simscape & SimPowerSystems (Matlab / Simulink)
In the following model Simulink, we use a transformateur duplicate the voltage of which of the secondary is rectified by a bridge at diodes (Universal Bridge) that we specified in the unwinding menu of the block as the following figure shows it.
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Thyristor Controlled, 4300-kW Power Supply System for a Mixed Melter Glass Furnace
It includes high- voltage switchgear, dual secondary power transformers , and water-cooled power cables along with the thyristor (SCR) equipment.
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An improved Three-Level Zero-Voltage and Zero-Current Switching PWM DC-DC converter for battery charger
The reflected dual secondary voltage is transferred to the transformer leakage inductance and the primary current decreases very fast.
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Federal Register > Friday, February 10, 2012 > [77 FR 7282] Energy Conservation Program: Energy Conservation Standards for Distribution Transformers
Interested parties commented that DOE should not change the current test requirement to permit compliance testing in any secondary configuration at the lowest BIL rating for transformers with dual /multiple- voltage secondary windings, and that these transformers should comply with an energy…