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Supplier: Accuris
Description: Power transformers Part 14: Liquid-immersed power transformers using high-temperature insulation materials
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Supplier: Accuris
Description: Power transformers - Part 14: Liquid-immersed power transformers using high-temperature insulation materials
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Supplier: Accuris
Description: Power transformers \x96 Part 14: Liquid-immersed power transformers using high-temperature insulation materials
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Description: IEC 60076-14:2013 applies to liquid-immersed power transformers employing either high-temperature insulation or combinations of high-temperature and conventional insulation, operating at temperatures above conventional limits. It is applicable to: - power
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Supplier: CSA Group
Description: IEC 60076-14:2013 applies to liquid-immersed power transformers employing either high-temperature insulation or combinations of high-temperature and conventional insulation, operating at temperatures above conventional limits. It is applicable to: - power
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Supplier: Accuris
Description: Power Transformers Part 3: Insulation Levels and Dielectric Tests
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Supplier: Hammond Manufacturing Company Inc.
Description: chassis mount. Minimum 6" long leads. Dual bobbin design - no electrostatic shield required. We use Class B insulation (130 degrees, C) for extra protection - UL listed as a Class A (105 degree, C) design Hi-Pot test of 2,000V RMS. UL listed. CSA certified.
- Maximum Secondary Voltage Rating: 5 volts
- Power Rating (VA): 40 VA
- Transformer Type: Electronics Transformer, Power Transformer
- Features: Power / Power System / Distribution Transformer
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Description: Gives insulation requirements for power transformers and the corresponding insulation tests for specific windings and their terminals. Includes appendices on: partial discharge measurements during induced overvoltage withstand tests on transformers; overvoltage
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Description: IEC 60076-14:2009(E) provides specification, design, testing and loading information for use by both the manufacturer and user of liquid-immersed power transformers employing either high-temperature insulation or combinations of high-temperature and conventional
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Supplier: Premier Magnetics, Inc.
Description: — Designed for Use with Power Integrations, Inc. TinySwitch Series Off-Line Switcher Controllers — Designed to meet a Universal Input of 85Vac to 265Vac, 47Hz to 440Hz Up to 6000Vrms of Isolatio
- 3 dB Bandwidth: 380,000,000 Hz
- Operating Temperature: 0 to 70 C
- Standards: CSA, IEC, UL
- Other Transformer Types / Applications: Isolation Transformer
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Supplier: Triad Magnetics
Description: Triad isolation transformers are power transformers for isolating equipment from direct connection to the power line. They are offered in a variety of voltages and case types. Triad isolation transformers are also offered in hospital type (designed with an MD
- Maximum Primary Voltage Rating: 115 volts
- Maximum Secondary Voltage Rating: 115 volts
- Maximum Secondary Current Rating: 0.74 amps
- Operating Frequency Range: 50 to 60 Hz
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Supplier: Standex-Meder Electronics
Description: FPT Series Power Toroidal Transformers offers 44 standard models from 15VA to 500 VA. Dual 115/230V 50/60Hz rated primary and dual secondaries for series or parallel selection with class B 130°C insulation system utilized. Low radiated magnetic field. CSA and UL recognized
- Maximum Primary Voltage Rating: 115 to 230 volts
- Power Rating (VA): 15 to 500 VA
- Primary Frequency: 50 / 60 Hz
- Standards / Compliance: CSA, UL
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Description: The intent of this Test Procedure is to establish a uniform method by which the life ofelectronics transformer insulation systems can be compared. Thermal degradation is generallyone of the major factors affecting the life of most insulating materials. It was chosen to be themajor
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Supplier: Shenzhen Xingkerong Technology Co., Ltd
Description: Home // All Collections // Transformer // H Insulation NEMA Enclosure 220v to 380v 440v 415v Step up 3 Phase Transformer 50 75 100 Kva Auto 50kva Transformer Price
- Maximum Primary Voltage Rating: 1,000 volts
- Maximum Secondary Voltage Rating: 1,000 volts
- Power Rating (VA): 500,000 VA
- Operating Frequency Range: 50 to 60 Hz
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Supplier: Amgis Toroidal Power Products, LLC
Description: Amgis offers a line of 50/60Hz low profile miniature toroidal transformers. These small transformers are primarily intended to use in 115V or 230V @ 50/60Hz. They have UL class A insulation, UL recognized to UL5085-1 and UL5085-2 under UL file E310463, C-UL recognized to CSA
- Maximum Secondary Voltage Rating: 7 to 22 volts
- Maximum Secondary Current Rating: 0.039 to 3.571 amps
- Primary Frequency: 50 / 60 Hz
- Output Type: AC
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Supplier: Standex-Meder Electronics
Description: TRPH Series Horizontal Split Bobbin Power Transformers are line frequency magnetics designed for printed circuit board (PCB) mounting. Split bobbin construction provides for high isolation primary to secondary, low capacitive to minimize line noise, and require no electrostatic shield.
- Maximum Primary Voltage Rating: 115 to 230 volts
- Standards / Compliance: CSA, UL
- Mounting: PC / PCB Mount
- Features: Power / Power System / Distribution Transformer, Surface Mount Technology (SMT)
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Supplier: Tamura Corporation of America
Description: • 115V Single Primary • 1.1VA to 12VA • 115/230 Dual Primary • Inherently and Non-inherently • Class B (130°C) Insulation Limited Product • 2,500 Vrms Hi-Pot (Pri:Sec) • Class II & III Product • 500 & 1KVrms Hi-Pot (Sec:Sec) • UL1585 (E96720/E95844) • UL94V-0 Flammability • UL506
- Maximum Primary Voltage Rating: 230 volts
- Maximum Secondary Voltage Rating: 48 volts
- Maximum Secondary Current Rating: 0.25 amps
- Power Rating (VA): 6 VA
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Supplier: Radwell International
Description: POWER TRANSFORMER, X SERIES, CLASTAINELESS STEEL 2 INSULATION, 1 HUB, 1 FOOT, 24 VAC NOMINAL, 24 VAC RANGE. FREE 2 YEAR RADWELL WARRANTY
- Maximum Primary Voltage Rating: 24 volts
- Features: Power / Power System / Distribution Transformer
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Supplier: Schaffner EMC Inc.
Description: substations in over 50 cities worldwide and include traction power transformers (TPT), interphase transformers (IPT), auxiliary power transformers (APT), and DC negative return reactors. In addition to that, Schaffner medium voltage (MV) grid step-up
- Power Rating (VA): 10,000,000 VA
- Output Type: AC
- Standards / Compliance: ANSI, CSA, IEC, UL, VDE
- Transformer Type: Distribution Transformer
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Supplier: Amgis Toroidal Power Products, LLC
Description: There are many inherent advantages of the toroidal (ring, donut-shaped core) transformer, relative to other core configurations. Advantages of Ring Toroidals: Small and compact size, low weight Magnetic circuit is nearly ideal Lower stray magnetic field (perfect for stray magnetic field
- Power Rating (VA): 1.6 to 15,000 VA
- Operating Frequency Range: 50 to 400 Hz
- Features: 400 Hz, 50 / 60 Hz, 50 Hz, 60 Hz, AC
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Description: A uniform method is established for determining the temperature classification for the insulation systems for open-wound, solid-cast and resin-encapsulated power and distribution transformers by testing rather than by chemical composition. These insulation systems are
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Supplier: Electrocube, Inc.
Description: parts for all major commercial aircraft and jetliners, military and defense aircraft as well as many land-based facilities. The efficiency of these transformers exceeds 95% with regulations of 2% to 5%. Aluminum foil transformers Copper foil transformers Foil winding
- Maximum Primary Voltage Rating: 110 to 600 volts
- Power Rating (VA): 25 to 50,000 VA
- Operating Frequency Range: 300 to 10,000 Hz
- Transformer Type: Autotransformer, Isolation Transformer
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Supplier: Block USA, Inc.
Description: Rated input voltage 230 Vac Rated output voltage 230 Vac Rated power 160 - 2500 VA Insulation class A Maximum ambient temperature 40 °C Degree of protection IP 67 Isolating transformer to: VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4 Isolating
- Maximum Primary Voltage Rating: 230 volts
- Maximum Secondary Voltage Rating: 230 volts
- Power Rating (VA): 2,500 VA
- Operating Frequency Range: 50 to 60 Hz
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Supplier: Radwell International
Description: TRANSFORMER, STYLE-SR OUTDOOR, PRIMARY VOLTS-240 X 480, SECONDARY VOLTS-120/240, KVA-3, HERTZ-60, PHASE-1, WINDING RISE-113 DEG C, CLASS-180, INSULATION SYSTEM-H-3180, SIDE-4 INCH, VERTICAL-4 INCH. FREE 2 YEAR RADWELL WARRANTY
- Features: Power / Power System / Distribution Transformer
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Supplier: SMC International
Description: ETP SYSTEM is a complete predictive maintenance instrument to detect the problems before unexpected failures appear in power transformers, autotransformers, and instrument transformers, reducing non-programmed shutdowns, transport, and catastrophic costs. The main objective of
- Input Voltage: 115 to 230 volts
- Testing Voltage Range: 0 to 2,000 volts
- Operating Humidity: 10 to 80 % (non-condensing)
- Operating Temperature: 5 to 35 C
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Description: A test procedure is established to provide a uniform method for investigating the effect of operating temperature on the life expectancy of liquid-immersed transformers. The test procedures are intended to provide data for the selection of a limiting hottest-spot temperature for rating
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Supplier: CSA Group
Description: IEC 60076-12:2008 is applicable to dry-type transformers according to the scope of IEC 60076-11. It provides the means to estimate ageing rate and consumption of lifetime of the transformer insulation as a function of the operating temperature, time and the loading of the
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Supplier: Block USA, Inc.
Description: Rated input voltage 230 Vac Rated output voltage 2 x 12 Vac Rated power 60 - 800 VA Insulation class A Maximum ambient temperature 40 °C Efficiency up to 95 % Degree of protection IP 20 Safety isolating transformer to: VDE 0570 Part 2-6, DIN EN 61558-2-6, EN 61558-2-6, IEC
- Maximum Primary Voltage Rating: 230 volts
- Maximum Secondary Voltage Rating: 12 volts
- Power Rating (VA): 200 VA
- Operating Frequency Range: 50 to 60 Hz
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Supplier: Eaton Cooper Power Systems
Description: PEAK™ transformers from Cooper Power Systems are uniquely designed to allow you additional capability to manage increased loads and temporary overload capacity without loss of life expectancy when compared to mineral oil-filled transformer alternatives. Utilizing an advanced
- Maximum Primary Voltage Rating: 2,400 to 46,000 volts
- Maximum Secondary Voltage Rating: 120 to 24,940 volts
- Power Rating (VA): 500,000 to 6,667,000 VA
- Output Type: AC
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Supplier: Schaffner EMC Inc.
Description: materials and have achieved maximal values of power density per weight (kW/kg). By applying our customized cooling methods, Schaffner MF transformers prove exceptional reliability in many applications. Capabilities Phases: 1 and 3 Power range: up to 5 MVA Voltage range: up to 10
- Power Rating (VA): 5,000,000 VA
- Output Type: AC
- Standards / Compliance: ANSI, CSA, IEC, UL, VDE
- Features: Other, Power / Power System / Distribution Transformer
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Supplier: Allied Electronics, Inc.
Description: TRIAD toroidal chassis mount World Series transformers from Triad Magnetics are designed to meet most International Safety Agencies. The toroidal construction inherently helps reduce stray fields, increases efficiency and minimizes size compared to traditional EI transformers. These
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Supplier: Coilcraft, Inc.
Description: Specified by Texas Instruments for use in the Bias Power Supply for their UCD3K Digital Power Controller Designed to meet UL/CSA/IEC 60950 Reinforced Insulation Class; 3 mm creepage/clearance
- Operating Temperature: -40 to 85 C
- Transformer Type: Isolation Transformer
- Features: Other, Power / Power System / Distribution Transformer
- Standards / Compliance: RoHS Compliant
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Description: IEC 60076-7:2018 is applicable to mineral-oil-immersed transformers. It describes the effect of operation under various ambient temperatures and load conditions on transformer life. This document provides guidance for the specification and loading of power transformers
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Supplier: Schaffner EMC Inc.
Description: Schaffner high efficiency transformers offer the best ratio between initial cost and operating cost for sensitive applications. We are experienced in designing the ideal construction and finding the optimum material mix for lower transformer losses. Lowering the energy consumption
- Power Rating (VA): 10,000,000 VA
- Output Type: AC
- Standards / Compliance: ANSI, CSA, IEC, UL, VDE
- Features: Other, Power / Power System / Distribution Transformer
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Supplier: SMC International
Description: The transformers testing equipment ETP-2, is a unit that automatically performs the following measurements in all type of power, distribution, or instrument transformers: - Recovery Voltage of the insulation. - Insulation resistance. - Polarization Index. To
- Input Voltage: 115 to 230 volts
- Testing Voltage Range: 0 to 2,000 volts
- Operating Humidity: 10 to 80 % (non-condensing)
- Operating Temperature: 5 to 35 C
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of individually insulated magnet wires twisted or braided into a uniform pattern with the primary benefit of reducing AC losses in high frequency windings. We offer all 9 types of Litz wire constructions with multiple varieties of insulation to meet agency and/or specific customer voltage withstand (read more)
Browse Datasheets for New England Wire Technologies Corporation -
transformers. Our transformers are available with power ratings ranging from 0.010VA–10kVA and frequency ratings from 20–500 kHz. Additionally, our custom transformers feature either series and parallel configurations and UL insulation systems from 130–200°C. Customers may also (read more)
Browse Power Transformers Datasheets for Triad Magnetics -
ambient temperature. This increase in temperature has the potential to shorten the transformer’s lifespan. As a result, proper insulation is critical. Many transformer failures are caused by a breakdown of their insulation systems. Moisture, overloading, and extreme temperatures can (read more)
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have a high quality standard and excellent insulation properties, significantly contributing to the safety, reliability and long life of small or large electric motors, transformers and generators. ELANTAS resin systems are based on several different (read more)
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Douglas Electrical Components provides hermetic feedthrough solutions for oil transformers, where liquid insulators such as mineral oil and ester-based dielectric fluids are used for cooling and electrical insulation. Because these fluids can degrade over time and create risks from leaks or (read more)
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Guide to Transformer kVA Ratings: Choose the Right One for Your Needs Understanding the rating of a transformer is essential when choosing a device that handles both voltage and current effectively. Whether you’re working with a high insulation class-rated transformer for a (read more)
Browse Transformers Datasheets for Majestic Transformer Co. -
transformers can also be used to trigger circuit events when the sensed current reaches a specified level. Large current transformers are an essential component in power systems as a whole and are often used in generating stations, electrical substations, and industrial and commercial electric (read more)
Browse Current Sense Transformers Datasheets for Triad Magnetics -
than power transformers, they are used to transmit audio signals from input devices, such as microphones, to output devices, such as speakers. Impedance matching is one of their most important functions, to prevent signal reduction and modify feedback signals. These transformers also exhibit great (read more)
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Wireless Temperature Measurement in Power System
Sometimes there are accidents or fire in Power system, caused by faulty of system and insulation aging, over load, and bad contact. For guarding against the accident or fire by this reason, application of power system high voltage wireless temperature measurement has been researched. It can provide
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AC Motors: Principle of Operation
principles of Universal Motors. The electrical design areas of a universal motor are the magnetic circuit, the field and armature windings, the commutator and brushes, the insulation and the cooling system. Commutation Process of Universal Motors. Performance Characteristics of Universal Motors
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Subject Index 2010
Suppression of Increase in Electrostatic Charging Tendency of Insulating Oil by Aging Used for Power Transformer Insulation .
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Condition Monitoring of Power Transformers - Bibliography Survey
There is a worldwide need for up-to- date bibliographic information on power transformer insulation in the academic, research, and engineering communities.
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Recent Trends in the Condition Monitoring of Transformers
1963) High voltage power transformer insulation .
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1981 Index IEEE Transactions on Power Apparatus and Systems Vol. PAS-100
… of HV insulation, Rizk, Farouk A M ; T-PAS Jan 81 400-408 Insulation; cf. Air gaps; EHV insulation; Gas insulation, Insulators, Mica insulation; Oil insulation; Plastic insulation; Power cable insulation; Power distnbution transformer insulation; Power transformer insulation ; Rotating-machme insulation; UHV …
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1995 Combined Index
Measurements of dielectric stress in EHV power transformer insulation ; T-PWRD Oct 95 Vakilian, M., see Degeneff, R.C., T-PWRD Apr 95 862-868 Vakilian, M., R.C. Degeneff, and M. Kupferschmid.
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1995 Combined Index IEEE Transactions on Energy Conversion, Vol. 10(T-EC 95)) IEEE Transactions on Power Delivery, Vol. 10(T-PWRD 95)) IEEE Transactions on Pow...
Measurements of dielectric stress in EHV power transformer insulation ; T-PWRD Oct 95 .
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Advances in Power and Electrical Engineering
In Chinese) [2] C. Tang, R.J. Liao, F.L. Huang, L.J. Yang, M.Z. Zhu: The Breakdown Voltage of Power Transformer Insulation Paper After Thermal Aging.
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Advances in Neural Networks – ISNN 2007
Application of Back-Propagation Neural Network to Power Transformer Insulation Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Subject Index 2013
POWER TRANSFORMER INSULATION : Moisture in Cellulose Insulation of Power Transformers -- Statistics .
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1982 Index IEEE Transactions on Power Apparatus and Systems Vol. PAS-101
, T-PASSep82 3158-3165 Weibull distribution use for insulation studies, dangers Brown, Gordon W, T-PASSep 82 3513-3522 Insulation testing; cf. Power cable insulation testing, Power transformer insulation testing Insulation thermal factors; cf. Power cable thermal factors, Power transformer thermal factors …