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Supplier: Allied Electronics, Inc.
Description: Limited — No Fuses or Circuit Breakers CSA Certified (#LR 3902 Class 2) Energy Limiting Transformer, Complies with CSA Standard C22.2 #66 Part B BD2E and BD2FF UL Listed #E184371
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Supplier: Hammond Manufacturing Company Inc.
Description: for easy installation. Input leads are black 6” minimum, on 240V models 240V lead is red. All models are designed for 50/60 Hz. operation - limited by built in circuit breaker. c UL us listed #E184371 - Class 2 Not inherently limited CSA certified (209651) Part Details Click Part No, below,
- Power Rating (VA): 75 VA
- Other Transformer Types / Applications: Electronics Transformer, Power Transformer
- Standards: RoHS Compliant
- Category: Signal / RF Transformer
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Supplier: Newark, An Avnet Company
Description: CLASS 2 TRANSFORMER ROHS COMPLIANT: YES
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Supplier: UL Standards & Engagement
Description: rectifier is considered a power supply); b) Toy transformers; c) Cord and plug connected transformers other than Class 3; d) Direct plug-in transformers; e) Transformers intended for use in audio, radio, or television type appliances; or f) Other special
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Supplier: Newark, An Avnet Company
Description: TRANSFORMER CONTROL CLASS2 ROHS COMPLIANT: YES
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Supplier: Accuris
Description: Proposed Guide for Operation and Maintenance of DRY TYPE TRANSFORMERS with CLASS B INSULATION
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Supplier: Hammond Manufacturing Company Inc.
Description: Economical open style, channel frame - chassis mount design Insulation material - Class B or 130 C Lower temperature rise designed not to exceed Class A for longer life. UL listed (# E207860) Type 3AH CSA Certified A wiring diagram for this series can be downloaded here.
- Maximum Primary Voltage Rating: 115 volts
- Maximum Secondary Voltage Rating: 12.6 volts
- Maximum Secondary Current Rating: 0.5 amps
- Power Rating (VA): 6.3 VA
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Transformers - Transformer, Isolation, 120V, 20Va; Chassis Mount Transformer Type Hammond -- 24B4289Supplier: Newark, An Avnet Company
Description: TRANSFORMER, ISOLATION, 120V, 20VA; Chassis Mount Transformer Type:Class 2 Energy Limiting; Secondary Voltages:24V; Power Rating:20VA; Frequency Range:60Hz; Winding Type:Single Primary, Single Secondary; Current Rating:833mA RoHS Compliant: Yes
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Transformers - Transformer, Isolation, 120V, 12Va; Chassis Mount Transformer Type Hammond -- 24B4284Supplier: Newark, An Avnet Company
Description: TRANSFORMER, ISOLATION, 120V, 12VA; Chassis Mount Transformer Type:Class 2 Energy Limiting; Secondary Voltages:24V; Power Rating:12VA; Frequency Range:60Hz; Winding Type:Single Primary, Single Secondary; Current Rating:500mA RoHS Compliant: Yes
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Supplier: CSA Group
Description: the requirements of Part 3 do not cover: a) Power supplies (a transformer provided with a rectifier is considered a power supply); b) Toy transformers; c) Cord and plug connected transformers; d) Direct plug-in transformers; e) Transformers intended for use
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Description: This guide covers general recommendations for the operation and maintenance of indoor, openly-ventilated, dry type distribution and power transformers with Class B insulation in ratings above 50 kva and above 600 volts, cooled by natural draft or forced draft.The successful
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Supplier: Woo Audio Inc.
Description: wiring One 5AR4 [PDF] rectifier tube. Direct substitute: 5U4G Two 6DE7 [PDF] drive/power tubes Pseudo-dual power supply All tubes. No semi-conductors in the entire circuitry High or low headphone impedance switch One 1/4" (6.3mm) headphone jack 80 watts specially made toroidal power
- Frequency Response: 0.00002 to 0.03 MHz
- Nominal Impedance: 100,000 ohms
- Type: Amplifier
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Supplier: Radwell International
Description: POWER TRANSFORMER, CLASS B, QUICK CONNECT, 230V, 50/60 HZ. FREE 2 YEAR RADWELL WARRANTY
- Transformer Category: Current Transformer
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Supplier: Radwell International
Description: 120/208/240/480V - 50/60HZ - CLASS 2 TRANSFORMER - CLASS B INSULATION SYSTEM. FREE 2 YEAR RADWELL WARRANTY
- Category: Power / Power System / Distribution Transformer
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Supplier: DigiKey
Description: CLASS2TRANS4MER40VA5
- Maximum Primary Voltage Rating: 277 volts
- Maximum Secondary Voltage Rating: 24 volts
- Power Rating (VA): 40 VA
- Mounting: Chassis Mount
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Supplier: Accuris
Description: PANELBOARD, POWER DISTRIBUTION, PORTABLE, WEATHERPROOF, TYPE II, CLASS 1, CONFIGURATION 1: 150 KILOWATT, 15 KVA TRANSFORMER
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Supplier: Honeywell International, Inc.
Description: WET), CLASS 3 (WET) INSULATION CLASS -20 TO 105 DEG F TEMPERATURE RISE OUTPUT VOLTAGE RATING 24 VOLT AC AT 50 VOLT AMP INCLUDES PLASTIC END CAP, FIXED 1/4 INCH MALE QUICK-CONNECT
- Maximum Primary Voltage Rating: 120 volts
- Maximum Secondary Voltage Rating: 27 volts
- Power Rating (VA): 40 VA
- Operating Frequency Range: 60 Hz
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Supplier: Allied Electronics, Inc.
Description: Limited — No Fuses or Circuit Breakers CSA Certified (#LR 3902 Class 2) Energy Limiting Transformer, Complies with CSA Standard C22.2 #66 Part B BD2E and BD2FF UL Listed #E184371
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Supplier: Tamura Corporation of America
Description: • 115V/230V Dual Primary • Power 2.5VA to 56VA • Class B (130°C) File No. E92957 • TUV File No. 20650818 (EN61558-1,-2 -6) • 3500Vrms HiPot (Pri:Sec) • UL1411 File NO. E138028 (Construction Only) • UL94V-0 Flammability • UL506 File No. E79781 • Non-Inherently Limited
- Maximum Primary Voltage Rating: 230 volts
- Maximum Secondary Voltage Rating: 16 volts
- Maximum Secondary Current Rating: 7 amps
- Power Rating (VA): 56 VA
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Supplier: Accuris
Description: TRANSFORMERS, POWER, DISTRIBUTION; SINGLE PHASE, 400 HERTZ, INSULATION SYSTEM CLASS 220 DEG. C, DRY (AIR COOLED) (NAVAL SHIPBOARD USE)
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Supplier: Block USA, Inc.
Description: Rated input voltage 230 Vac Rated output voltage 0 - 250 Vac Rated current 0.8 - 20 A Insulation class B Maximum ambient temperature 45 °C Degree of protection IP 00 Variable transformer to: VDE 0552 Variable auto transformer for continuous adjustment of AC voltages or
- Maximum Primary Voltage Rating: 230 volts
- Maximum Secondary Voltage Rating: 230 to 250 volts
- Operating Frequency Range: 50 to 60 Hz
- Other Transformer Types / Applications: Autotransformer
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Supplier: Block USA, Inc.
Description: Rated input voltage 230 Vac Rated output voltage 2 x 115 Vac Rated power 60 - 1000 VA Insulation class A or B Maximum ambient temperature 40 °C Efficiency up to 95 % Degree of protection IP 20 Isolating transformer to: VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC
- Maximum Primary Voltage Rating: 230 volts
- Maximum Secondary Voltage Rating: 115 volts
- Power Rating (VA): 300 VA
- Operating Frequency Range: 50 to 60 Hz
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Supplier: Win Source Electronics
Description: Win Source Part Number: 1026219-FS12-090-C2 Category: Transformers>Power Transformers Series: Split Pack™, Class 2/3, FS Type: Laminated Core Termination Style: PC Pin Package: Tube Height - Seated (Max): 23.80mm Standard Package: 10 Power - Max: 1.1VA Weight: 0.17 lb (77.11 g)
- Category: Signal / RF Transformer
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Description: Applicable frequency: 10KHZ-1MHZ; Voltage rating: 3KV/1mA/1Min; Operating temperature: -25℃~ 55℃; Working humidity: ≤95%; Insulation class: class B.
- Operating Temperature: -25 to 55 C
- Primary Voltage (Ratio) Range: 3,000 volts
- Transformer Category: Voltage / Potential Transformer
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Supplier: Amgis Toroidal Power Products, LLC
Description: Amgis medical grade toroidal transformers are installed in medical devices used in hospitals, medical research facilities, and biomedical companies throughout the world. The design, testing, and construction of Amgis medical toroidal transformers meet the UL 60601-1, CSA C22.2 No. 601
- Features: AC, Medical Grade, Toroidal Core
- Other Transformer Types / Applications: Isolation Transformer, Medical 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
- Standards: CSA, UL
- Mounting: Chassis Mount
- Category: Power / Power System / Distribution Transformer
- Other Transformer Types / Applications: Rectifier Transformer
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Supplier: Toroid Corp. of Maryland
Description: Class B insulation, low temperature rise, excellent voltage regulation
- Maximum Primary Voltage Rating: 240 volts
- Maximum Secondary Voltage Rating: 240 volts
- Power Rating (VA): 3,000 VA
- Features: AC, Single, Toroidal Core
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Supplier: Coilcraft, Inc.
Description: Frequency range of 10 - 250 kHz and up UL1446 Class B (130°C) Insulation System (UL File E83628) Samples of 4 standard transformers available in Coilcraft Designer's Kit P404
- Operating Temperature: -40 to 85 C
- Operating Frequency Range: 10,000 to 250,000 Hz
- DCR: 0.4 ohms
- Other Transformer Types / Applications: Isolation Transformer, Trigger / Gate Drive Transformer
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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
- Features: 50 / 60 Hz, Toroidal Core
- Standards: CSA, UL
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Supplier: Premier Magnetics, Inc.
Description: — Designed for Use with Power Integrations, Inc. LinkSwitch Series of Off-Line Switcher Controllers — Designed to Meet the Universal AC Input of 85Vac to 265Vac at 47Hz to 400Hz Up to 6000Vac of Isolation (Hipot) Off-Line Switch Mode Transformers — LinkSwitch TM Class B 130°C,
- Maximum Secondary Voltage Rating: -60 to 6 volts
- Maximum Secondary Current Rating: 0.05 to 1.2 amps
- Operating Temperature: 0 to 70 C
- Power Rating (Watts): 20 watts
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Description: IEC 61558-2-9:2024 deals with the safety of transformers for class III handlamps and power supply units incorporating transformers for class III handlamps. Transformers incorporating electronic circuits are also covered by this document. This third edition cancels
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Supplier: Standex-Meder Electronics
Description: noise, and require no electrostatic shield. Center tapped secondary winding. CSA certified LR15697 and UL recognized E107872. Class B – 130°C insulation system. Custom sizes, ratings and terminations may be engineered for your specific application.
- Standards: CSA, UL
- Mounting: Chassis Mount
- Category: Power / Power System / Distribution Transformer
- Other Transformer Types / Applications: Rectifier Transformer
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Supplier: Standex-Meder Electronics
Description: Class B – 130°C insulation system and designed to meet international standards. Dual primary and secondary windings. Custom sizes, ratings and terminations may be engineered for your specific application.
- Standards: CSA, UL
- Mounting: Chassis Mount
- Category: Power / Power System / Distribution Transformer
- Other Transformer Types / Applications: Rectifier Transformer
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Supplier: Patton Electronics Co.
Description: Features Supports data rates to 57.6 kbps Supports 10 drops in a multipoint polling environment Automatic equalization Automatic gain control Transmits and receives one control signal each way Transformer isolated DCE/DTE switch FCC approved—Part 15 Class A Built-in surge protection -
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Supplier: Triad Magnetics
Description: Triad chassis mount World Series Toroidal transformers are efficient, compact, cool running and cost effective. They are approved to UL 5085-1 and CE IE C 61558-1 and 615 58-2-6, and are constructed with a Class B (130C) rated insulation system. These toroidal
- Maximum Primary Voltage Rating: 115 to 230 volts
- Maximum Secondary Voltage Rating: 15 volts
- Power Rating (VA): 25 VA
- Operating Frequency Range: 50 to 60 Hz
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. Class 105: Insulation class A features an average winding temperature rise of 55 °C, hot spot temperature rise of 65 °C, and maximum winding temperature of 105 °C. Class 130 or 150: Insulation class B features an average winding (read more)
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Chassis/panel-mount transformers Chokes Class 2 transformers (up to 100VA) Control transformers Current transformers (toroidal, laminated) Dry-type transformers Ferro-resonant transformers Impedance matching Impregnated or (read more)
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: UL insulation system Classes B (130o C) through R (220o C) FCC Part 68 rules CSA group standards ISO 9001-2015 certification TUV, VDE, CE, and IEC certifications Mil-T-27E specifications Whatever your (read more)
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Low-Frequency Current Sense Transformers – The CSE series is expertly designed to monitor electrical currents in low-frequency applications. These transformers are provided with a Recognized Component electrical insulation system (OBJY2), Class 130 (B (read more)
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allows for 33% greater airflow at 1.2-inches of static pressure while reducing noise levels by 6 dB(A). This is a very significant reduction, as noise levels double every three dB(A). Motors for the new fans are CE approved and UL recognized. They are 100 percent speed controllable. Thermal (read more)
Browse HVAC Fans and Blowers Datasheets for Rosenberg USA -
• Asynchronous external rotor motor • Protection class IP54 • Thermal class F • Speed is variable using auto transformers or with a VFD (consult us) For HVAC applications (evaporator), these fans cover a range from 3 tons of (read more)
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(Class I, Division 2, Groups A, B, C, D) CE and ATEX Compliant Manufactured per RoHS 3 Directive 2015/863/EU Dataforth’s DSCT two-wire transmitter modules are considered components for use in larger systems and end users are recommended to provide an (read more)
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supply is certified to IEC/EN62477-1 OVC III, IEC/EN/UL/CSA 60950-1 with CE marking for the Low Voltage, EMC and RoHS2 Directives. The model is also compliant to EN 55011, EN 55032 Class B conducted and Class A radiated emissions, EN 61000-3-2 harmonics and IEC 61000-4 immunity standards (read more)
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dB CMR 85dB NMR at 60Hz, 80dB at 50Hz -40°C to +85°C Operating Temperature Screw Terminals and Plug-in Terminal Blocks Simplify Wiring and Maintenance C-UL-US Listed (Class I, Division 2, Groups A, B, C, D) CE and ATEX Compliant (read more)
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. They run at speeds as high as 1,395 RPM and generate a maximum airflow of up to 529 CFM. They also are very quiet: sound pressure is 59 dB(A) at free air. Standard features include a black-painted steel scroll housing, ball bearings, IP44 protection, G2.5 balancing, Class F winding, and thermal (read more)
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Transformers: Frequently Asked Auestions
properties. The UL temperature classifications used most commonly with transformers are class A (105°); class B (130°); class F (155°); class H (180°). For a given frequency and power level, the designer has a multitude of ferrite core geometries from which to choose. Each core configuration accentuates