UL Autotransformers

3-Phase Auto Transformer
from Powertronix Corp.

3-Phase Auto Transformers offer a significant size and weight reduction as well as lower cost. Auto Transformers are for voltage step up or step down when there is no requirement for electrical isolation. APPLICATIONS. Automation. Marine [See More]

  • Agency: RoHS; UL
  • Type: Three Phase Transformers
  • Mounting: Flange, Potted in a Craddle
  • Power Rating (VA): 2000 to 120000
Auto Transformer
from Powertronix Corp.

Auto Transformers are single winding toroidal transformers for voltage step up or step down, when there is no requirement for electrical isolation. Auto Transformers offer a significant size and weight reduction as well as lower cost. APPLICATIONS. Industrial Automation. Electrical Equipment [See More]

  • Agency: RoHS; CSA; UL
  • Core Type: Toroidal Core
  • Winding Turns: Step-Up Transformer; Step-Down Transformer
  • Mounting: Center Potted with Thru Hole, Flange, Excapsulated, Custom Mounting Bracket
Series Auto Transformer, TA-TAE-FPT
from Standex-Meder Electronics

TA-TAE-FPT Series Auto power transformers are line frequency magnetics designed in an open, enclosed package with an economical method of changing voltage levels. These auto transformers are widely used to operate electrical equipment outside of North America. Typically 50% smaller than similar... [See More]

  • Agency: CSA; UL
  • Input Voltage: 115 to 230
  • Output Type: AC
  • Output Voltage: 115 to 230
Auto-Transformer -- Model AZ85615
from Toroid Corp. of Maryland

Optional enclosure with or without cord, plug and receptacle [See More]

  • Agency: CSA; UL
  • Core Type: Toroidal Core
  • Winding Turns: Step-Up Transformer
  • Output Type: AC
Autotransformer -- AT3 10-20/21-4
from Block USA, Inc.

Rated input voltage 3 x 200/208 - 3 x 690 Vac. Rated output voltage 3 x 400 Vac. Rated power 2000 - 250000 VA. Insulation class F. Maximum ambient temperature 40 °C. Efficiency up to 98 %. Degree of protection IP 00/23/54. Optionally adapted package for higher degrees of protection. [See More]

  • Agency: UL
  • Input Voltage: 200 to 208
  • Operating Frequency: 50 to 60
  • Output Voltage: 400
Energy Efficient Single Phase Transformers: Group VIII - Auto-Transformers -240 Primary Volts - 120/240 Secondary Volts - 1Ø, 60Hz
from Acme Electric Corp. / Power Distribution Products

Acme's single phase transformers are design for use in industrial and commercial application. Transformers rated up to 25 kVA are enclosed within an encapsulated, NEMA 3R enclosures. Standard transformers rated from 37.5 to 250 kVA are enclosed in ventilated, NEMA 2 enclosures (optional... [See More]

  • Agency: ANSI; CSA; UL; CE and IEEE
  • Cooling Method: Air
  • Winding Turns: Step-Down Transformer
  • Output Type: AC
Auto Transformer -- T2527031
from Hubbell Incorporated

DISTRIBUTION, DRY TYPE. 7.37 INCH. 19.25 INCH. 15.21 INCH. 50/60 HZ FREQUENCY RATING. 3 PHASE(S). UL, CSA APPROVAL. INDUSTRIAL, COMMERCIAL APPLICATION. NEMA 2 ENCLOSURE. 15/12 KVA POWER RATING. 600/480 VAC PRIMARY VOLTAGE. 480/380 VAC SECONDARY VOLTAGE. APPLICABLE STANDARD ANSI, OSHA. MOUNTING TYPE... [See More]

  • Agency: CSA; UL
  • Input Voltage: 480 to 600
  • Operating Frequency: 50 to 60
  • Output Voltage: 380 to 480
5,13 Eliminator™
from Mirus International, Inc.

A 3-phase, low zero sequence impedance autotransformer, which when connected near to and in parallel with the harmonic generating non-linear loads (usually connected at the distribution panel), provides an alternate path for 3rd, 9th, & 15th current harmonics (triplens) which the loads create. [See More]

  • Agency: CSA; UL; CE
  • Power Rating (VA): 750000
  • Input Voltage: 600
Autotransformer -- PVAT3 20
from Block USA, Inc.

Input rated voltage 3 x 690 Vac. Output rated voltage 3 x 400 Vac. Rated power 650 - 1386 VA. Ambient temperature +60 ° C. Protection index IP 00. Autotransformer. to: VDE 0570 Part 2-13, DIN EN 61558-2-13, EN 61558-2-13,. IEC 61558-2-13. Matching transformers to adjust the supply voltage of... [See More]

  • Agency: UL
  • Input Voltage: 690
  • Operating Frequency: 50 to 60
  • Output Voltage: 400
Energy Efficient Three Phase Transformers: Auto-Transformers - 600/480 Primary Volts - 480/380 Secondary Volts
from Acme Electric Corp. / Power Distribution Products

Acme ’s low voltage distribution transformers are designed for industrial and commercial applications. All of Acme ’s general purpose transformers are rated for 600 volts and below. Encapsulated units are offered in ratings up to 15kVA. Ventilated units are available in ratings up to... [See More]

  • Agency: ANSI; CSA; UL; CE and IEEE
  • Cooling Method: Air
  • Winding Turns: Step-Down Transformer
  • Output Type: AC
Auto Transformer -- T253063
from Hubbell Incorporated

DISTRIBUTION, DRY TYPE. 5.13 INCH. 5.5 INCH. 11.62 INCH. 60 HZ FREQUENCY RATING. 1 PHASE(S). UL, CSA APPROVAL. INDUSTRIAL, COMMERCIAL APPLICATION. NEMA 3R ENCLOSURE. 3 KVA POWER RATING. 240 VAC PRIMARY VOLTAGE. 120/240 VAC SECONDARY VOLTAGE. APPLICABLE STANDARD ANSI, OSHA. MOUNTING TYPE WALL. DESIGN... [See More]

  • Agency: CSA; UL
  • Input Voltage: 240
  • Operating Frequency: 60
  • Output Voltage: 120 to 240
Autotransformer -- VT 200-EN
from Block USA, Inc.

Rated input voltage 110/125/230/240 Vac. Rated output voltage 110/125/230/240 Vac. Rated power 150 - 3000 VA. Insulation class B or E. Maximum ambient temperature 40 °C. Degree of protection IP 00. Autotransformer. to: VDE 0570 Teil 2-13, DIN EN 61558-2-13, EN 61558-2-13, IEC 61558-2-13, UL... [See More]

  • Agency: UL
  • Input Voltage: 110 to 240
  • Operating Frequency: 50 to 60
  • Output Voltage: 110 to 240
Auto Transformer -- T2A527121
from Hubbell Incorporated

DISTRIBUTION, DRY TYPE. 19.4 INCH. 24.4 INCH. 25.5 INCH. 50/60 HZ FREQUENCY RATING. 3 PHASE(S). UL, CSA APPROVAL. INDUSTRIAL, COMMERCIAL APPLICATION. NEMA 3R ENCLOSURE. 112.5/90 KVA POWER RATING. 600/480 VAC PRIMARY VOLTAGE. 480/380 VAC SECONDARY VOLTAGE. APPLICABLE STANDARD ANSI, OSHA. MOUNTING... [See More]

  • Agency: CSA; UL
  • Input Voltage: 480 to 600
  • Operating Frequency: 50 to 60
  • Output Voltage: 380 to 480
Auto Transformer -- T3527101
from Hubbell Incorporated

DISTRIBUTION, DRY TYPE. 9.03 INCH. 20.3 INCH. 18.86 INCH. 50/60 HZ FREQUENCY RATING. 3 PHASE(S). UL, CSA APPROVAL. INDUSTRIAL, COMMERCIAL APPLICATION. NEMA 2 ENCLOSURE. 75/60 KVA POWER RATING. 600/480 VAC PRIMARY VOLTAGE. 480/380 VAC SECONDARY VOLTAGE. APPLICABLE STANDARD ANSI, OSHA. MOUNTING TYPE... [See More]

  • Agency: CSA; UL
  • Input Voltage: 480 to 600
  • Operating Frequency: 50 to 60
  • Output Voltage: 380 to 480